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Match Group, Inc. – ‘10-K’ for 12/31/16 – ‘EX-101.LAB’

On:  Tuesday, 2/28/17, at 5:04pm ET   ·   For:  12/31/16   ·   Accession #:  891103-17-3   ·   File #:  0-20570

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  As Of               Filer                 Filing    For·On·As Docs:Size

 2/28/17  Match Group, Inc.                 10-K       12/31/16  135:24M

Annual Report   —   Form 10-K   —   Sect. 13 / 15(d) – SEA’34
Filing Table of Contents

Document/Exhibit                   Description                      Pages   Size 

 1: 10-K        Annual Report                                       HTML   1.86M 
 2: EX-4.11     Instrument Defining the Rights of Security Holders  HTML     47K 
 3: EX-4.12     Instrument Defining the Rights of Security Holders  HTML     47K 
 4: EX-21.1     Subsidiaries List                                   HTML    101K 
 5: EX-23.1     Consent of Experts or Counsel                       HTML     38K 
 6: EX-31.1     Certification -- §302 - SOA'02                      HTML     44K 
 7: EX-31.2     Certification -- §302 - SOA'02                      HTML     44K 
 8: EX-31.3     Certification -- §302 - SOA'02                      HTML     45K 
 9: EX-32.1     Certification -- §906 - SOA'02                      HTML     39K 
10: EX-32.2     Certification -- §906 - SOA'02                      HTML     39K 
11: EX-32.3     Certification -- §906 - SOA'02                      HTML     39K 
18: R1          Document and Entity Information                     HTML     66K 
19: R2          Consolidated Balance Sheet                          HTML    134K 
20: R3          Consolidated Balance Sheet (Parenthetical)          HTML     54K 
21: R4          Consolidated Statement of Operations                HTML    125K 
22: R5          Consolidated Statement of Comprehensive Operations  HTML     62K 
23: R6          Consolidated Statement of Comprehensive Operations  HTML     40K 
                (Parenthetical)                                                  
24: R7          Consolidated Statement of Shareholders' Equity      HTML    161K 
25: R8          Consolidated Statement of Cash Flows                HTML    191K 
26: R9          Organization                                        HTML     55K 
27: R10         Summary of Significant Accounting Policies          HTML    154K 
28: R11         Income Taxes                                        HTML    192K 
29: R12         Business Combination                                HTML     76K 
30: R13         Goodwill and Intangible Assets                      HTML    178K 
31: R14         Marketable Securities                               HTML     88K 
32: R15         Long-Term Investments                               HTML     54K 
33: R16         Fair Value Measurements and Financial Instruments   HTML    174K 
34: R17         Long-Term Debt                                      HTML    109K 
35: R18         Shareholders' Equity                                HTML     51K 
36: R19         Accumulated Other Comprehensive Loss                HTML     75K 
37: R20         (Loss) Earnings Per Share                           HTML    118K 
38: R21         Stock-Based Compensation                            HTML    161K 
39: R22         Segment Information                                 HTML    448K 
40: R23         Commitments                                         HTML     68K 
41: R24         Contingencies                                       HTML     43K 
42: R25         Supplemental Cash Flow Information                  HTML     53K 
43: R26         Related Party Transactions                          HTML     50K 
44: R27         Benefit Plans                                       HTML     42K 
45: R28         Consolidated Financial Statement Details            HTML    115K 
46: R29         Restructuring Charges                               HTML    127K 
47: R30         Guarantor and Non-Guarantor Financial Information   HTML    709K 
48: R31         Quarterly Results (Unaudited)                       HTML    116K 
49: R32         Schedule Ii - Valuation and Qualifying Accounts     HTML     97K 
50: R33         Summary of Significant Accounting Policies          HTML    232K 
                (Policies)                                                       
51: R34         Summary of Significant Accounting Policies          HTML     84K 
                (Tables)                                                         
52: R35         Income Taxes (Tables)                               HTML    186K 
53: R36         Business Combination (Tables)                       HTML     71K 
54: R37         Goodwill and Intangible Assets (Tables)             HTML    179K 
55: R38         Marketable Securities (Tables)                      HTML     84K 
56: R39         Long-Term Investments (Tables)                      HTML     48K 
57: R40         Fair Value Measurements and Financial Instruments   HTML    173K 
                (Tables)                                                         
58: R41         Long-Term Debt (Tables)                             HTML     97K 
59: R42         Accumulated Other Comprehensive Loss (Tables)       HTML     72K 
60: R43         (Loss) Earnings Per Share (Tables)                  HTML    116K 
61: R44         Stock-Based Compensation (Tables)                   HTML    135K 
62: R45         Segment Information (Tables)                        HTML    454K 
63: R46         Commitments (Tables)                                HTML     66K 
64: R47         Supplemental Cash Flow Information (Tables)         HTML     49K 
65: R48         Consolidated Financial Statement Details (Tables)   HTML    118K 
66: R49         Restructuring Charges (Tables)                      HTML    127K 
67: R50         Guarantor and Non-Guarantor Financial Information   HTML    711K 
                (Tables)                                                         
68: R51         Quarterly Results (Unaudited) (Tables)              HTML    115K 
69: R52         Organization (Details)                              HTML     45K 
70: R53         Summary of Significant Accounting Policies -        HTML    122K 
                Revenue and Concentration Risk (Details)                         
71: R54         Summary of Significant Accounting Policies -        HTML     56K 
                Schedule of Estimated Useful Lives of Property and               
                Equipment (Details)                                              
72: R55         Summary of Significant Accounting Policies          HTML    135K 
                (Details)                                                        
73: R56         Summary of Significant Accounting Policies -        HTML     75K 
                Schedule of Pro Forma Information (Details)                      
74: R57         Income Taxes - Schedule of Income Before Income     HTML     45K 
                Taxes (Details)                                                  
75: R58         Income Taxes - Schedule of Components of Income     HTML     70K 
                Tax Exepense (Benefit) (Details)                                 
76: R59         Income Taxes - Schedule of Income Taxes (Payable)   HTML     75K 
                Receivable and Deferred Tax (Liabilities) Assets                 
                (Details)                                                        
77: R60         Income Taxes - Schedule of Deferred Tax Assets and  HTML     79K 
                Liabilities (Details)                                            
78: R61         Income Taxes (Details)                              HTML     77K 
79: R62         Income Taxes - Schedule of Effective Income Tax     HTML     79K 
                Rate Reconciliation (Details)                                    
80: R63         Income Taxes - Schedule of Income Tax               HTML     76K 
                Contingencies (Details)                                          
81: R64         Business Combination (Details)                      HTML     48K 
82: R65         Business Combination - Estimated Fair Value of      HTML     65K 
                Assets Acquired and Liabilities Assumed (Details)                
83: R66         Business Combination - Intangible Assets Acquired   HTML     61K 
                as Part of Business Combination (Details)                        
84: R67         Business Combination - Schedule of Pro Forma        HTML     46K 
                Financial Information (Details)                                  
85: R68         Business Combination - Pro Forma Adjustments        HTML     49K 
                (Details)                                                        
86: R69         Goodwill and Intangible Assets - Schedule of        HTML     46K 
                Goodwill and Intangible Assets, Net (Details)                    
87: R70         Goodwill and Intangible Assets - Schedule of        HTML    107K 
                Goodwill by Reporting Unit (Details)                             
88: R71         Goodwill and Intangible Assets - Schedule of        HTML     62K 
                Intangible Assets With Definite Lives (Details)                  
89: R72         Goodwill and Intangible Assets - Schedule of        HTML     49K 
                Expected Amortization of Intangible Assets                       
                (Details)                                                        
90: R73         Marketable Securities - Schedule of Current         HTML     68K 
                Available-For-Sale Marketable Securities (Details)               
91: R74         Marketable Securities - Schedule of Proceeds From   HTML     53K 
                Maturities and Sales of Current                                  
                Available-For-Sale-Marketable Securities (Details                
                2)                                                               
92: R75         Long-Term Investments - Schedule of Long-Term       HTML     47K 
                Investments (Details)                                            
93: R76         Long-Term Investments (Details)                     HTML     57K 
94: R77         Fair Value Measurements and Financial Instruments   HTML    104K 
                - Schedule of Assets and Liabilities Measured at                 
                Fair Value on A Recurring Basis (Details)                        
95: R78         Fair Value Measurements and Financial Instruments   HTML     82K 
                - Schedule of Changes in Level 3 Assets and                      
                Liabilities Measured at Fair Value on A Recurring                
                Basis (Details)                                                  
96: R79         Fair Value Measurements and Financial Instruments   HTML     55K 
                (Details)                                                        
97: R80         Financial Measurements and Financial Instruments -  HTML     47K 
                Carrying Value and Fair Value of Financial                       
                Instruments (Details 3)                                          
98: R81         Long-Term Debt - Schedule of Long-Term Debt         HTML     76K 
                (Details)                                                        
99: R82         Long-Term Debt (Details)                            HTML    113K 
100: R83         Long-Term Debt - Schedule of Debt Instrument        HTML     58K  
                Redemption (Details)                                             
101: R84         Long-Term Debt - Schedule of Aggregate Contractual  HTML     57K  
                Maturities of Long-Term Debt (Details)                           
102: R85         Shareholders' Equity (Details)                      HTML     60K  
103: R86         Accumulated Other Comprehensive Loss - Schedule of  HTML     68K  
                Accumulated Other Comprehensive Loss (Details)                   
104: R87         (Loss) Earnings Per Share - Computation of Basic    HTML    123K  
                and Diluted Earnings Per Share (Details)                         
105: R88         Stock-Based Compensation (Details)                  HTML    190K  
106: R89         Stock-Based Compensation - Schedule of Changes in   HTML     84K  
                Outstanding Stock Options (Details)                              
107: R90         Stock-Based Compensation - Schedule of Information  HTML    103K  
                for Stock Options Outstanding and Exercisable                    
                (Details)                                                        
108: R91         Stock-Based Compensation - Schedule of Weighted     HTML     49K  
                Average Assumptions (Details)                                    
109: R92         STOCK-BASED COMPENSATION - SCHEDULE OF OUSTANDING   HTML     71K  
                UNVESTED RSUs AND PSUs (Details)                                 
110: R93         Segment Information - Schedule of Segment           HTML     95K  
                Reporting Information (Details)                                  
111: R94         Segment Information - Schedule of Revenue and       HTML     53K  
                Long-Lived Assets (Details)                                      
112: R95         Segment Information - Schedule of Reconciliation    HTML    154K  
                of Adjusted Ebitda to Operating Income (Details)                 
113: R96         Segment Information - Schedule of Reconciliation    HTML     86K  
                of Segment Assets to Total Assets (Details)                      
114: R97         Commitments - Schedule of Future Minimum Payments   HTML     63K  
                Under Operating Lease Agreements (Details)                       
115: R98         Commitments - Schedule of Commercial Commitments    HTML     52K  
                Outstanding (Details)                                            
116: R99         Supplemental Cash Flow Information - Schedule of    HTML     62K  
                Supplemental Disclosure of Cash Flow Information                 
                (Details)                                                        
117: R100        Related Party Transactions (Details)                HTML     69K  
118: R101        Benefit Plans (Details)                             HTML     50K  
119: R102        Consolidated Financial Statement Details -          HTML     50K  
                Schedule of Other Current Assets (Details)                       
120: R103        Consolidated Financial Statement Details -          HTML     57K  
                Schedule of Property and Equipment, Net (Details)                
121: R104        Consolidated Financial Statement Details -          HTML     49K  
                Schedule of Accrued Expenses and Other Current                   
                Liabilities (Details)                                            
122: R105        Consolidated Financial Statement Details -          HTML     46K  
                Schedule of Revenue (Details)                                    
123: R106        Consolidated Financial Statement Details -          HTML     46K  
                Schedule of Cost of Revenue (Details)                            
124: R107        Consolidated Financial Statement Details -          HTML     39K  
                Schedule of Other (Expense) Income, Net (Details)                
125: R108        Consolidated Financial Statement Details (Details)  HTML    120K  
126: R109        Restructuring Charges - Schedule of Restructuring   HTML     82K  
                Charges (Details)                                                
127: R110        Restructuring Charges - Schedule of Match Group     HTML     72K  
                Restructuring Charges (Details)                                  
128: R111        Guarantor and Non-Guarantor Financial Information   HTML    147K  
                - Condensed Balance Sheet (Details)                              
129: R112        Guarantor and Non-Guarantor Financial Information   HTML    174K  
                - Condensed Statement of Operations (Details)                    
130: R113        Guarantor and Non-Guarantor Financial Information   HTML    202K  
                - Condensed Statement of Cash Flows (Details)                    
131: R114        Quarterly Results (Unaudited) (Details)             HTML     94K  
132: R115        Schedule Ii - Valuation and Qualifying Accounts     HTML     59K  
                (Details)                                                        
134: XML         IDEA XML File -- Filing Summary                      XML    247K  
133: EXCEL       IDEA Workbook of Financial Reports                  XLSX    199K  
12: EX-101.INS  XBRL Instance -- iac-20161231                        XML   8.55M 
14: EX-101.CAL  XBRL Calculations -- iac-20161231_cal                XML    440K 
15: EX-101.DEF  XBRL Definitions -- iac-20161231_def                 XML   1.60M 
16: EX-101.LAB  XBRL Labels -- iac-20161231_lab                      XML   3.22M 
17: EX-101.PRE  XBRL Presentations -- iac-20161231_pre               XML   2.14M 
13: EX-101.SCH  XBRL Schema -- iac-20161231                          XSD    312K 
135: ZIP         XBRL Zipped Folder -- 0000891103-17-000003-xbrl      Zip    592K

‘EX-101.LAB’   —   XBRL Labels — iac-20161231_lab

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<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_LongtermDebtTypeAxis" xlink:label="loc_us-gaap_LongtermDebtTypeAxis_E1A672FDA1B7BC9126035D6C590D6E16" xlink:type="locator"/>
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<link:label id="lab_us-gaap_LongtermDebtTypeDomain_2FAECFF18531B529BD9B5D6C590D580D_terseLabel_en-US" xlink:label="lab_us-gaap_LongtermDebtTypeDomain_2FAECFF18531B529BD9B5D6C590D580D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Long-term Debt, Type [Domain] </link:label>
<link:label id="lab_us-gaap_LongtermDebtTypeDomain_2FAECFF18531B529BD9B5D6C590D580D_label_en-US" xlink:label="lab_us-gaap_LongtermDebtTypeDomain_2FAECFF18531B529BD9B5D6C590D580D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Long-term Debt, Type [Domain] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_LongtermDebtTypeDomain" xlink:label="loc_us-gaap_LongtermDebtTypeDomain_2FAECFF18531B529BD9B5D6C590D580D" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LongtermDebtTypeDomain_2FAECFF18531B529BD9B5D6C590D580D" xlink:to="lab_us-gaap_LongtermDebtTypeDomain_2FAECFF18531B529BD9B5D6C590D580D" xlink:type="arc"/>
<link:label id="lab_us-gaap_SeniorNotesMember_5A8B5EE380434736DA735D6C590D5C96_terseLabel_en-US" xlink:label="lab_us-gaap_SeniorNotesMember_5A8B5EE380434736DA735D6C590D5C96" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Senior Notes </link:label>
<link:label id="lab_us-gaap_SeniorNotesMember_5A8B5EE380434736DA735D6C590D5C96_label_en-US" xlink:label="lab_us-gaap_SeniorNotesMember_5A8B5EE380434736DA735D6C590D5C96" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Senior Notes [Member] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_SeniorNotesMember" xlink:label="loc_us-gaap_SeniorNotesMember_5A8B5EE380434736DA735D6C590D5C96" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_SeniorNotesMember_5A8B5EE380434736DA735D6C590D5C96" xlink:to="lab_us-gaap_SeniorNotesMember_5A8B5EE380434736DA735D6C590D5C96" xlink:type="arc"/>
<link:label id="lab_us-gaap_LoansPayableMember_E0BD256EB8105C6F057D5D6C590D11B2_terseLabel_en-US" xlink:label="lab_us-gaap_LoansPayableMember_E0BD256EB8105C6F057D5D6C590D11B2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Term Loan </link:label>
<link:label id="lab_us-gaap_LoansPayableMember_E0BD256EB8105C6F057D5D6C590D11B2_label_en-US" xlink:label="lab_us-gaap_LoansPayableMember_E0BD256EB8105C6F057D5D6C590D11B2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Loans Payable [Member] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_LoansPayableMember" xlink:label="loc_us-gaap_LoansPayableMember_E0BD256EB8105C6F057D5D6C590D11B2" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LoansPayableMember_E0BD256EB8105C6F057D5D6C590D11B2" xlink:to="lab_us-gaap_LoansPayableMember_E0BD256EB8105C6F057D5D6C590D11B2" xlink:type="arc"/>
<link:label id="lab_us-gaap_DebtInstrumentAxis_CD3F794D2C550E2103D25D6C590DCCEA_terseLabel_en-US" xlink:label="lab_us-gaap_DebtInstrumentAxis_CD3F794D2C550E2103D25D6C590DCCEA" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Debt Instrument [Axis] </link:label>
<link:label id="lab_us-gaap_DebtInstrumentAxis_CD3F794D2C550E2103D25D6C590DCCEA_label_en-US" xlink:label="lab_us-gaap_DebtInstrumentAxis_CD3F794D2C550E2103D25D6C590DCCEA" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Debt Instrument [Axis] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_DebtInstrumentAxis" xlink:label="loc_us-gaap_DebtInstrumentAxis_CD3F794D2C550E2103D25D6C590DCCEA" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DebtInstrumentAxis_CD3F794D2C550E2103D25D6C590DCCEA" xlink:to="lab_us-gaap_DebtInstrumentAxis_CD3F794D2C550E2103D25D6C590DCCEA" xlink:type="arc"/>
<link:label id="lab_us-gaap_DebtInstrumentNameDomain_C15D6383EAADE3BAFBB85D6C590D5285_terseLabel_en-US" xlink:label="lab_us-gaap_DebtInstrumentNameDomain_C15D6383EAADE3BAFBB85D6C590D5285" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Debt Instrument, Name [Domain] </link:label>
<link:label id="lab_us-gaap_DebtInstrumentNameDomain_C15D6383EAADE3BAFBB85D6C590D5285_label_en-US" xlink:label="lab_us-gaap_DebtInstrumentNameDomain_C15D6383EAADE3BAFBB85D6C590D5285" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Debt Instrument, Name [Domain] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_DebtInstrumentNameDomain" xlink:label="loc_us-gaap_DebtInstrumentNameDomain_C15D6383EAADE3BAFBB85D6C590D5285" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_C15D6383EAADE3BAFBB85D6C590D5285" xlink:to="lab_us-gaap_DebtInstrumentNameDomain_C15D6383EAADE3BAFBB85D6C590D5285" xlink:type="arc"/>
<link:label id="lab_iac_MatchGroupSeniorNotes6.75dueDecemberFifteenTwentyTwentyTwoMember_A0ACCD2E2B550F2ECF2D5D6C590D8482_terseLabel_en-US" xlink:label="lab_iac_MatchGroupSeniorNotes6.75dueDecemberFifteenTwentyTwentyTwoMember_A0ACCD2E2B550F2ECF2D5D6C590D8482" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> 6.75% Senior Notes due December 15, 2022 (the 2015 Match Group Senior Notes); interest payable each June 15 and December 15, which commenced on June 15, 2016 </link:label>
<link:label id="lab_iac_MatchGroupSeniorNotes6.75dueDecemberFifteenTwentyTwentyTwoMember_A0ACCD2E2B550F2ECF2D5D6C590D8482_label_en-US" xlink:label="lab_iac_MatchGroupSeniorNotes6.75dueDecemberFifteenTwentyTwentyTwoMember_A0ACCD2E2B550F2ECF2D5D6C590D8482" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Match Group Senior Notes, 6.75% due December Fifteen Twenty Twenty-Two [Member] </link:label>
<link:label id="lab_iac_MatchGroupSeniorNotes6.75dueDecemberFifteenTwentyTwentyTwoMember_A0ACCD2E2B550F2ECF2D5D6C590D8482_documentation_en-US" xlink:label="lab_iac_MatchGroupSeniorNotes6.75dueDecemberFifteenTwentyTwentyTwoMember_A0ACCD2E2B550F2ECF2D5D6C590D8482" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Match Group Senior Notes, 6.75% due December Fifteen Twenty Twenty-Two </link:label>
<link:loc xlink:href="iac-20161231.xsd#iac_MatchGroupSeniorNotes6.75dueDecemberFifteenTwentyTwentyTwoMember" xlink:label="loc_iac_MatchGroupSeniorNotes6.75dueDecemberFifteenTwentyTwentyTwoMember_A0ACCD2E2B550F2ECF2D5D6C590D8482" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_iac_MatchGroupSeniorNotes6.75dueDecemberFifteenTwentyTwentyTwoMember_A0ACCD2E2B550F2ECF2D5D6C590D8482" xlink:to="lab_iac_MatchGroupSeniorNotes6.75dueDecemberFifteenTwentyTwentyTwoMember_A0ACCD2E2B550F2ECF2D5D6C590D8482" xlink:type="arc"/>
<link:label id="lab_iac_SixPointThreeSevenFivePercentSeniorNotesDueJuneFirstTwentyTwentyFourMember_A87B98248234F5CA8F1E5D6C590DB90C_terseLabel_en-US" xlink:label="lab_iac_SixPointThreeSevenFivePercentSeniorNotesDueJuneFirstTwentyTwentyFourMember_A87B98248234F5CA8F1E5D6C590DB90C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> 6.375% Senior Notes due June 1, 2024 (the 2016 Match Group Senior Notes); interest payable each June 1 and December 1, which commenced on December 1, 2016 </link:label>
<link:label id="lab_iac_SixPointThreeSevenFivePercentSeniorNotesDueJuneFirstTwentyTwentyFourMember_A87B98248234F5CA8F1E5D6C590DB90C_label_en-US" xlink:label="lab_iac_SixPointThreeSevenFivePercentSeniorNotesDueJuneFirstTwentyTwentyFourMember_A87B98248234F5CA8F1E5D6C590DB90C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Six Point Three Seven Five Percent Senior Notes, Due June First Twenty Twenty-Four [Member] </link:label>
<link:label id="lab_iac_SixPointThreeSevenFivePercentSeniorNotesDueJuneFirstTwentyTwentyFourMember_A87B98248234F5CA8F1E5D6C590DB90C_documentation_en-US" xlink:label="lab_iac_SixPointThreeSevenFivePercentSeniorNotesDueJuneFirstTwentyTwentyFourMember_A87B98248234F5CA8F1E5D6C590DB90C" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Six Point Three Seven Five Percent Senior Notes, Due June First Twenty Twenty-Four </link:label>
<link:loc xlink:href="iac-20161231.xsd#iac_SixPointThreeSevenFivePercentSeniorNotesDueJuneFirstTwentyTwentyFourMember" xlink:label="loc_iac_SixPointThreeSevenFivePercentSeniorNotesDueJuneFirstTwentyTwentyFourMember_A87B98248234F5CA8F1E5D6C590DB90C" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_iac_SixPointThreeSevenFivePercentSeniorNotesDueJuneFirstTwentyTwentyFourMember_A87B98248234F5CA8F1E5D6C590DB90C" xlink:to="lab_iac_SixPointThreeSevenFivePercentSeniorNotesDueJuneFirstTwentyTwentyFourMember_A87B98248234F5CA8F1E5D6C590DB90C" xlink:type="arc"/>
<link:label id="lab_iac_MatchGroupTermLoandueNovemberSixteenthTwentyTwentyTwoMember_1C17FE334B87AF75A6385D6C590D95AB_verboseLabel_en-US" xlink:label="lab_iac_MatchGroupTermLoandueNovemberSixteenthTwentyTwentyTwoMember_1C17FE334B87AF75A6385D6C590D95AB" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Match Group Term Loan due November 16, 2022 </link:label>
<link:label id="lab_iac_MatchGroupTermLoandueNovemberSixteenthTwentyTwentyTwoMember_1C17FE334B87AF75A6385D6C590D95AB_label_en-US" xlink:label="lab_iac_MatchGroupTermLoandueNovemberSixteenthTwentyTwentyTwoMember_1C17FE334B87AF75A6385D6C590D95AB" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Match Group Term Loan due November Sixteenth Twenty Twenty-Two [Member] </link:label>
<link:label id="lab_iac_MatchGroupTermLoandueNovemberSixteenthTwentyTwentyTwoMember_1C17FE334B87AF75A6385D6C590D95AB_documentation_en-US" xlink:label="lab_iac_MatchGroupTermLoandueNovemberSixteenthTwentyTwentyTwoMember_1C17FE334B87AF75A6385D6C590D95AB" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Match Group Term Loan due November Sixteenth Twenty Twenty-Two </link:label>
<link:loc xlink:href="iac-20161231.xsd#iac_MatchGroupTermLoandueNovemberSixteenthTwentyTwentyTwoMember" xlink:label="loc_iac_MatchGroupTermLoandueNovemberSixteenthTwentyTwentyTwoMember_1C17FE334B87AF75A6385D6C590D95AB" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_iac_MatchGroupTermLoandueNovemberSixteenthTwentyTwentyTwoMember_1C17FE334B87AF75A6385D6C590D95AB" xlink:to="lab_iac_MatchGroupTermLoandueNovemberSixteenthTwentyTwentyTwoMember_1C17FE334B87AF75A6385D6C590D95AB" xlink:type="arc"/>
<link:label id="lab_iac_A2013SeniorNotes4.875dueNovemberThirtyTwentyEighteenMember_585EEAE2F3AA11CB0EA45D6C590D3D85_terseLabel_en-US" xlink:label="lab_iac_A2013SeniorNotes4.875dueNovemberThirtyTwentyEighteenMember_585EEAE2F3AA11CB0EA45D6C590D3D85" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> 4.875% Senior Notes due November 30, 2018 (the 2013 Senior Notes); interest payable each May 30 and November 30, which commenced on May 30, 2014 </link:label>
<link:label id="lab_iac_A2013SeniorNotes4.875dueNovemberThirtyTwentyEighteenMember_585EEAE2F3AA11CB0EA45D6C590D3D85_label_en-US" xlink:label="lab_iac_A2013SeniorNotes4.875dueNovemberThirtyTwentyEighteenMember_585EEAE2F3AA11CB0EA45D6C590D3D85" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> 2013 Senior Notes, 4.875% due November Thirty Twenty Eighteen [Member] </link:label>
<link:label id="lab_iac_A2013SeniorNotes4.875dueNovemberThirtyTwentyEighteenMember_585EEAE2F3AA11CB0EA45D6C590D3D85_documentation_en-US" xlink:label="lab_iac_A2013SeniorNotes4.875dueNovemberThirtyTwentyEighteenMember_585EEAE2F3AA11CB0EA45D6C590D3D85" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> 2013 Senior Notes, 4.875% due November Thirty Twenty Eighteen </link:label>
<link:loc xlink:href="iac-20161231.xsd#iac_A2013SeniorNotes4.875dueNovemberThirtyTwentyEighteenMember" xlink:label="loc_iac_A2013SeniorNotes4.875dueNovemberThirtyTwentyEighteenMember_585EEAE2F3AA11CB0EA45D6C590D3D85" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_iac_A2013SeniorNotes4.875dueNovemberThirtyTwentyEighteenMember_585EEAE2F3AA11CB0EA45D6C590D3D85" xlink:to="lab_iac_A2013SeniorNotes4.875dueNovemberThirtyTwentyEighteenMember_585EEAE2F3AA11CB0EA45D6C590D3D85" xlink:type="arc"/>
<link:label id="lab_iac_A2012SeniorNotes4.75dueDecemberFifteenTwentyTwentyTwoMember_66FD7B674D679EAE285E5D6C590D9F48_terseLabel_en-US" xlink:label="lab_iac_A2012SeniorNotes4.75dueDecemberFifteenTwentyTwentyTwoMember_66FD7B674D679EAE285E5D6C590D9F48" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> 4.75% Senior Notes due December 15, 2022 (the 2012 Senior Notes); interest payable each June 15 and December 15, which commenced on June 15, 2013 </link:label>
<link:label id="lab_iac_A2012SeniorNotes4.75dueDecemberFifteenTwentyTwentyTwoMember_66FD7B674D679EAE285E5D6C590D9F48_label_en-US" xlink:label="lab_iac_A2012SeniorNotes4.75dueDecemberFifteenTwentyTwentyTwoMember_66FD7B674D679EAE285E5D6C590D9F48" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> 2012 Senior Notes, 4.75% due December Fifteen Twenty Twenty-Two [Member] </link:label>
<link:label id="lab_iac_A2012SeniorNotes4.75dueDecemberFifteenTwentyTwentyTwoMember_66FD7B674D679EAE285E5D6C590D9F48_documentation_en-US" xlink:label="lab_iac_A2012SeniorNotes4.75dueDecemberFifteenTwentyTwentyTwoMember_66FD7B674D679EAE285E5D6C590D9F48" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> 2012 Senior Notes, 4.75% due December Fifteen Twenty Twenty-Two </link:label>
<link:loc xlink:href="iac-20161231.xsd#iac_A2012SeniorNotes4.75dueDecemberFifteenTwentyTwentyTwoMember" xlink:label="loc_iac_A2012SeniorNotes4.75dueDecemberFifteenTwentyTwentyTwoMember_66FD7B674D679EAE285E5D6C590D9F48" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_iac_A2012SeniorNotes4.75dueDecemberFifteenTwentyTwentyTwoMember_66FD7B674D679EAE285E5D6C590D9F48" xlink:to="lab_iac_A2012SeniorNotes4.75dueDecemberFifteenTwentyTwentyTwoMember_66FD7B674D679EAE285E5D6C590D9F48" xlink:type="arc"/>
<link:label id="lab_us-gaap_DebtInstrumentLineItems_EF03E909BF2740536DD85D6C590DFF07_terseLabel_en-US" xlink:label="lab_us-gaap_DebtInstrumentLineItems_EF03E909BF2740536DD85D6C590DFF07" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Debt Instrument </link:label>
<link:label id="lab_us-gaap_DebtInstrumentLineItems_EF03E909BF2740536DD85D6C590DFF07_label_en-US" xlink:label="lab_us-gaap_DebtInstrumentLineItems_EF03E909BF2740536DD85D6C590DFF07" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Debt Instrument [Line Items] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_DebtInstrumentLineItems" xlink:label="loc_us-gaap_DebtInstrumentLineItems_EF03E909BF2740536DD85D6C590DFF07" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DebtInstrumentLineItems_EF03E909BF2740536DD85D6C590DFF07" xlink:to="lab_us-gaap_DebtInstrumentLineItems_EF03E909BF2740536DD85D6C590DFF07" xlink:type="arc"/>
<link:label id="lab_us-gaap_LongTermDebt_1F378FD1DEFCADB76ACB5D6C590DA91F_terseLabel_en-US" xlink:label="lab_us-gaap_LongTermDebt_1F378FD1DEFCADB76ACB5D6C590DA91F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Total long-term debt </link:label>
<link:label id="lab_us-gaap_LongTermDebt_1F378FD1DEFCADB76ACB5D6C590DA91F_label_en-US" xlink:label="lab_us-gaap_LongTermDebt_1F378FD1DEFCADB76ACB5D6C590DA91F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Long-term Debt </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_LongTermDebt" xlink:label="loc_us-gaap_LongTermDebt_1F378FD1DEFCADB76ACB5D6C590DA91F" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LongTermDebt_1F378FD1DEFCADB76ACB5D6C590DA91F" xlink:to="lab_us-gaap_LongTermDebt_1F378FD1DEFCADB76ACB5D6C590DA91F" xlink:type="arc"/>
<link:label id="lab_us-gaap_LongTermDebtCurrent_0EBA661026E88EDC54D65D6C590E014E_verboseLabel_en-US" xlink:label="lab_us-gaap_LongTermDebtCurrent_0EBA661026E88EDC54D65D6C590E014E" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Less: Current portion of long-term debt </link:label>
<link:label id="lab_us-gaap_LongTermDebtCurrent_0EBA661026E88EDC54D65D6C590E014E_label_en-US" xlink:label="lab_us-gaap_LongTermDebtCurrent_0EBA661026E88EDC54D65D6C590E014E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Long-term Debt, Current Maturities </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_LongTermDebtCurrent" xlink:label="loc_us-gaap_LongTermDebtCurrent_0EBA661026E88EDC54D65D6C590E014E" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LongTermDebtCurrent_0EBA661026E88EDC54D65D6C590E014E" xlink:to="lab_us-gaap_LongTermDebtCurrent_0EBA661026E88EDC54D65D6C590E014E" xlink:type="arc"/>
<link:label id="lab_us-gaap_DebtInstrumentUnamortizedDiscountPremiumNet_AEF35A8DD18907934A9A5D6C590E55B2_terseLabel_en-US" xlink:label="lab_us-gaap_DebtInstrumentUnamortizedDiscountPremiumNet_AEF35A8DD18907934A9A5D6C590E55B2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Less: Unamortized original issue discount and original issue premium, net </link:label>
<link:label id="lab_us-gaap_DebtInstrumentUnamortizedDiscountPremiumNet_AEF35A8DD18907934A9A5D6C590E55B2_label_en-US" xlink:label="lab_us-gaap_DebtInstrumentUnamortizedDiscountPremiumNet_AEF35A8DD18907934A9A5D6C590E55B2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Debt Instrument, Unamortized Discount (Premium), Net </link:label>
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<link:label id="lab_us-gaap_DeferredFinanceCostsNet_368C732B432552B94FF85D6C590ED510_terseLabel_en-US" xlink:label="lab_us-gaap_DeferredFinanceCostsNet_368C732B432552B94FF85D6C590ED510" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Less: Unamortized debt issuance costs </link:label>
<link:label id="lab_us-gaap_DeferredFinanceCostsNet_368C732B432552B94FF85D6C590ED510_label_en-US" xlink:label="lab_us-gaap_DeferredFinanceCostsNet_368C732B432552B94FF85D6C590ED510" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Debt Issuance Costs, Net </link:label>
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<link:label id="lab_us-gaap_LongTermDebtNoncurrent_4C0E1C9EFC200CFEF2065D6C590EE5F3_terseLabel_en-US" xlink:label="lab_us-gaap_LongTermDebtNoncurrent_4C0E1C9EFC200CFEF2065D6C590EE5F3" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Long-term debt, net of current portion </link:label>
<link:label id="lab_us-gaap_LongTermDebtNoncurrent_4C0E1C9EFC200CFEF2065D6C590EE5F3_label_en-US" xlink:label="lab_us-gaap_LongTermDebtNoncurrent_4C0E1C9EFC200CFEF2065D6C590EE5F3" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Long-term Debt, Excluding Current Maturities </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_LongTermDebtNoncurrent" xlink:label="loc_us-gaap_LongTermDebtNoncurrent_4C0E1C9EFC200CFEF2065D6C590EE5F3" xlink:type="locator"/>
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<link:label id="lab_us-gaap_DebtInstrumentInterestRateStatedPercentage_7EE78FEDB14608E8EB645D6C590E85C7_terseLabel_en-US" xlink:label="lab_us-gaap_DebtInstrumentInterestRateStatedPercentage_7EE78FEDB14608E8EB645D6C590E85C7" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Stated interest rate (as a percent) </link:label>
<link:label id="lab_us-gaap_DebtInstrumentInterestRateStatedPercentage_7EE78FEDB14608E8EB645D6C590E85C7_label_en-US" xlink:label="lab_us-gaap_DebtInstrumentInterestRateStatedPercentage_7EE78FEDB14608E8EB645D6C590E85C7" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Debt Instrument, Interest Rate, Stated Percentage </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_DebtInstrumentInterestRateStatedPercentage" xlink:label="loc_us-gaap_DebtInstrumentInterestRateStatedPercentage_7EE78FEDB14608E8EB645D6C590E85C7" xlink:type="locator"/>
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<link:label id="lab_iac_DebtInstrumentCovenantMaturityDateMeasurementPeriod_3F3B72A94F058DC3AFC25D6C590EBA6C_terseLabel_en-US" xlink:label="lab_iac_DebtInstrumentCovenantMaturityDateMeasurementPeriod_3F3B72A94F058DC3AFC25D6C590EBA6C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Number of days prior to maturity date </link:label>
<link:label id="lab_iac_DebtInstrumentCovenantMaturityDateMeasurementPeriod_3F3B72A94F058DC3AFC25D6C590EBA6C_label_en-US" xlink:label="lab_iac_DebtInstrumentCovenantMaturityDateMeasurementPeriod_3F3B72A94F058DC3AFC25D6C590EBA6C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Debt Instrument, Covenant, Maturity Date Measurement Period </link:label>
<link:label id="lab_iac_DebtInstrumentCovenantMaturityDateMeasurementPeriod_3F3B72A94F058DC3AFC25D6C590EBA6C_documentation_en-US" xlink:label="lab_iac_DebtInstrumentCovenantMaturityDateMeasurementPeriod_3F3B72A94F058DC3AFC25D6C590EBA6C" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Debt Instrument, Covenant, Maturity Date Measurement Period </link:label>
<link:loc xlink:href="iac-20161231.xsd#iac_DebtInstrumentCovenantMaturityDateMeasurementPeriod" xlink:label="loc_iac_DebtInstrumentCovenantMaturityDateMeasurementPeriod_3F3B72A94F058DC3AFC25D6C590EBA6C" xlink:type="locator"/>
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<link:label id="lab_us-gaap_AccountingPoliciesAbstract_54DDA3226979937C19C2858202AD861C_label_en-US" xlink:label="lab_us-gaap_AccountingPoliciesAbstract_54DDA3226979937C19C2858202AD861C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Accounting Policies [Abstract] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_AccountingPoliciesAbstract" xlink:label="loc_us-gaap_AccountingPoliciesAbstract_54DDA3226979937C19C2858202AD861C" xlink:type="locator"/>
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<link:label id="lab_us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleTable_9DBE9E2DDC77288EF7D8858202ADFCFA_terseLabel_en-US" xlink:label="lab_us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleTable_9DBE9E2DDC77288EF7D8858202ADFCFA" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> New Accounting Pronouncements or Change in Accounting Principle [Table] </link:label>
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<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleTable" xlink:label="loc_us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleTable_9DBE9E2DDC77288EF7D8858202ADFCFA" xlink:type="locator"/>
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<link:label id="lab_us-gaap_AdjustmentsForNewAccountingPronouncementsAxis_1C7BBC93623E648E6D63858202ADFDA2_terseLabel_en-US" xlink:label="lab_us-gaap_AdjustmentsForNewAccountingPronouncementsAxis_1C7BBC93623E648E6D63858202ADFDA2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Adjustments for New Accounting Pronouncements [Axis] </link:label>
<link:label id="lab_us-gaap_AdjustmentsForNewAccountingPronouncementsAxis_1C7BBC93623E648E6D63858202ADFDA2_label_en-US" xlink:label="lab_us-gaap_AdjustmentsForNewAccountingPronouncementsAxis_1C7BBC93623E648E6D63858202ADFDA2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Adjustments for New Accounting Pronouncements [Axis] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_AdjustmentsForNewAccountingPronouncementsAxis" xlink:label="loc_us-gaap_AdjustmentsForNewAccountingPronouncementsAxis_1C7BBC93623E648E6D63858202ADFDA2" xlink:type="locator"/>
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<link:label id="lab_us-gaap_TypeOfAdoptionMember_FBDE8FC123448F6703CD858202ADD0E4_terseLabel_en-US" xlink:label="lab_us-gaap_TypeOfAdoptionMember_FBDE8FC123448F6703CD858202ADD0E4" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Type of Adoption [Domain] </link:label>
<link:label id="lab_us-gaap_TypeOfAdoptionMember_FBDE8FC123448F6703CD858202ADD0E4_label_en-US" xlink:label="lab_us-gaap_TypeOfAdoptionMember_FBDE8FC123448F6703CD858202ADD0E4" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Type of Adoption [Domain] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_TypeOfAdoptionMember" xlink:label="loc_us-gaap_TypeOfAdoptionMember_FBDE8FC123448F6703CD858202ADD0E4" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_TypeOfAdoptionMember_FBDE8FC123448F6703CD858202ADD0E4" xlink:to="lab_us-gaap_TypeOfAdoptionMember_FBDE8FC123448F6703CD858202ADD0E4" xlink:type="arc"/>
<link:label id="lab_iac_AccountingStandardsUpdate201609Member_CF0F72F38F81DE4ACA0E858202AE63DA_terseLabel_en-US" xlink:label="lab_iac_AccountingStandardsUpdate201609Member_CF0F72F38F81DE4ACA0E858202AE63DA" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Accounting Standards Update 2016-09 </link:label>
<link:label id="lab_iac_AccountingStandardsUpdate201609Member_CF0F72F38F81DE4ACA0E858202AE63DA_label_en-US" xlink:label="lab_iac_AccountingStandardsUpdate201609Member_CF0F72F38F81DE4ACA0E858202AE63DA" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Accounting Standards Update 2016-09 [Member] </link:label>
<link:label id="lab_iac_AccountingStandardsUpdate201609Member_CF0F72F38F81DE4ACA0E858202AE63DA_documentation_en-US" xlink:label="lab_iac_AccountingStandardsUpdate201609Member_CF0F72F38F81DE4ACA0E858202AE63DA" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Accounting Standards Update 2016-09 [Member] </link:label>
<link:loc xlink:href="iac-20161231.xsd#iac_AccountingStandardsUpdate201609Member" xlink:label="loc_iac_AccountingStandardsUpdate201609Member_CF0F72F38F81DE4ACA0E858202AE63DA" xlink:type="locator"/>
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<link:label id="lab_us-gaap_StatementScenarioAxis_9A27CFDDF54F70C0BDDF858202AECFAD_terseLabel_en-US" xlink:label="lab_us-gaap_StatementScenarioAxis_9A27CFDDF54F70C0BDDF858202AECFAD" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Scenario [Axis] </link:label>
<link:label id="lab_us-gaap_StatementScenarioAxis_9A27CFDDF54F70C0BDDF858202AECFAD_label_en-US" xlink:label="lab_us-gaap_StatementScenarioAxis_9A27CFDDF54F70C0BDDF858202AECFAD" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Scenario [Axis] </link:label>
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<link:label id="lab_us-gaap_ScenarioUnspecifiedDomain_1CFE829F8F6876DC8CA8858202AEAEE5_label_en-US" xlink:label="lab_us-gaap_ScenarioUnspecifiedDomain_1CFE829F8F6876DC8CA8858202AEAEE5" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Scenario, Unspecified [Domain] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ScenarioUnspecifiedDomain" xlink:label="loc_us-gaap_ScenarioUnspecifiedDomain_1CFE829F8F6876DC8CA8858202AEAEE5" xlink:type="locator"/>
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<link:label id="lab_us-gaap_ProFormaMember_E9DF44548726B4B3B709858202AE1027_terseLabel_en-US" xlink:label="lab_us-gaap_ProFormaMember_E9DF44548726B4B3B709858202AE1027" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Pro Forma </link:label>
<link:label id="lab_us-gaap_ProFormaMember_E9DF44548726B4B3B709858202AE1027_label_en-US" xlink:label="lab_us-gaap_ProFormaMember_E9DF44548726B4B3B709858202AE1027" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Pro Forma [Member] </link:label>
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<link:label id="lab_us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleLineItems_1CA4EF26FC84F28DC7D0858202AEFE96_terseLabel_en-US" xlink:label="lab_us-gaap_NewAccountingPronouncementsOrChangeInAccountingPrincipleLineItems_1CA4EF26FC84F28DC7D0858202AEFE96" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> New Accounting Pronouncements Pro Forma [Line Items] </link:label>
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<link:label id="lab_us-gaap_IncomeLossFromContinuingOperationsPerDilutedShare_FC1FCACC4C30CC2659EA858202AED8CC_label_en-US" xlink:label="lab_us-gaap_IncomeLossFromContinuingOperationsPerDilutedShare_FC1FCACC4C30CC2659EA858202AED8CC" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Income (Loss) from Continuing Operations, Per Diluted Share </link:label>
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<link:label id="lab_us-gaap_LongTermInvestmentsAbstract_9BF23D178BFFBDA08357D28F7634CBD4_label_en-US" xlink:label="lab_us-gaap_LongTermInvestmentsAbstract_9BF23D178BFFBDA08357D28F7634CBD4" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Long-term Investments [Abstract] </link:label>
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<link:label id="lab_us-gaap_InvestmentHoldingsTable_5F9285B9039AD86DF610D28F76344F7C_terseLabel_en-US" xlink:label="lab_us-gaap_InvestmentHoldingsTable_5F9285B9039AD86DF610D28F76344F7C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Investment Holdings [Table] </link:label>
<link:label id="lab_us-gaap_InvestmentHoldingsTable_5F9285B9039AD86DF610D28F76344F7C_label_en-US" xlink:label="lab_us-gaap_InvestmentHoldingsTable_5F9285B9039AD86DF610D28F76344F7C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Investment Holdings [Table] </link:label>
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<link:label id="lab_us-gaap_InvestmentTypeAxis_38FC47A6ED53BC1D7F0FD28F763914FB_terseLabel_en-US" xlink:label="lab_us-gaap_InvestmentTypeAxis_38FC47A6ED53BC1D7F0FD28F763914FB" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Investment Type [Axis] </link:label>
<link:label id="lab_us-gaap_InvestmentTypeAxis_38FC47A6ED53BC1D7F0FD28F763914FB_label_en-US" xlink:label="lab_us-gaap_InvestmentTypeAxis_38FC47A6ED53BC1D7F0FD28F763914FB" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Investment Type [Axis] </link:label>
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<link:label id="lab_us-gaap_InvestmentTypeCategorizationMember_0C47C6A75514C8117FC3D28F7639BACC_terseLabel_en-US" xlink:label="lab_us-gaap_InvestmentTypeCategorizationMember_0C47C6A75514C8117FC3D28F7639BACC" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Investments [Domain] </link:label>
<link:label id="lab_us-gaap_InvestmentTypeCategorizationMember_0C47C6A75514C8117FC3D28F7639BACC_label_en-US" xlink:label="lab_us-gaap_InvestmentTypeCategorizationMember_0C47C6A75514C8117FC3D28F7639BACC" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Investments [Domain] </link:label>
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<link:label id="lab_us-gaap_CostmethodInvestmentsMember_02F5A1A39C7B2D6F449BD28F7639E632_terseLabel_en-US" xlink:label="lab_us-gaap_CostmethodInvestmentsMember_02F5A1A39C7B2D6F449BD28F7639E632" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Cost method investments </link:label>
<link:label id="lab_us-gaap_CostmethodInvestmentsMember_02F5A1A39C7B2D6F449BD28F7639E632_label_en-US" xlink:label="lab_us-gaap_CostmethodInvestmentsMember_02F5A1A39C7B2D6F449BD28F7639E632" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Cost-method Investments [Member] </link:label>
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<link:label id="lab_us-gaap_EquityMethodInvestmentsMember_B0377598A0AF8D367299D28F7639E414_terseLabel_en-US" xlink:label="lab_us-gaap_EquityMethodInvestmentsMember_B0377598A0AF8D367299D28F7639E414" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Equity method investments </link:label>
<link:label id="lab_us-gaap_EquityMethodInvestmentsMember_B0377598A0AF8D367299D28F7639E414_label_en-US" xlink:label="lab_us-gaap_EquityMethodInvestmentsMember_B0377598A0AF8D367299D28F7639E414" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Equity Method Investments [Member] </link:label>
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<link:label id="lab_us-gaap_EquitySecuritiesMember_706A951A23213642E16AD28F7639EA0E_terseLabel_en-US" xlink:label="lab_us-gaap_EquitySecuritiesMember_706A951A23213642E16AD28F7639EA0E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Marketable equity security </link:label>
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<link:label id="lab_us-gaap_EquityComponentDomain_859C50D1CBA017D913A06BC794A6EE59_terseLabel_en-US" xlink:label="lab_us-gaap_EquityComponentDomain_859C50D1CBA017D913A06BC794A6EE59" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Equity Component [Domain] </link:label>
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<link:label id="lab_us-gaap_AccumulatedNetUnrealizedInvestmentGainLossMember_82CFE2EBDFE89B8BEA196BC794A68E54_terseLabel_en-US" xlink:label="lab_us-gaap_AccumulatedNetUnrealizedInvestmentGainLossMember_82CFE2EBDFE89B8BEA196BC794A68E54" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Unrealized Gains (Losses) On Available-For-Sale Securities </link:label>
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<link:label id="lab_us-gaap_AccumulatedOtherComprehensiveIncomeMember_E63DBDC2D691A96F6C0F6BC794A68D8E_terseLabel_en-US" xlink:label="lab_us-gaap_AccumulatedOtherComprehensiveIncomeMember_E63DBDC2D691A96F6C0F6BC794A68D8E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Accumulated Other Comprehensive Loss </link:label>
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<link:label id="lab_us-gaap_OtherAssetsCurrent_F41DFDA435E425573AA368010C32CF0F_terseLabel_en-US" xlink:label="lab_us-gaap_OtherAssetsCurrent_F41DFDA435E425573AA368010C32CF0F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Other current assets </link:label>
<link:label id="lab_us-gaap_OtherAssetsCurrent_F41DFDA435E425573AA368010C32CF0F_label_en-US" xlink:label="lab_us-gaap_OtherAssetsCurrent_F41DFDA435E425573AA368010C32CF0F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Other Assets, Current </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_OtherAssetsCurrent" xlink:label="loc_us-gaap_OtherAssetsCurrent_F41DFDA435E425573AA368010C32CF0F" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OtherAssetsCurrent_F41DFDA435E425573AA368010C32CF0F" xlink:to="lab_us-gaap_OtherAssetsCurrent_F41DFDA435E425573AA368010C32CF0F" xlink:type="arc"/>
<link:label id="lab_us-gaap_AssetsCurrent_69CC0ED36B7932A67EF268010C32A847_totalLabel_en-US" xlink:label="lab_us-gaap_AssetsCurrent_69CC0ED36B7932A67EF268010C32A847" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US"> Total current assets </link:label>
<link:label id="lab_us-gaap_AssetsCurrent_69CC0ED36B7932A67EF268010C32A847_label_en-US" xlink:label="lab_us-gaap_AssetsCurrent_69CC0ED36B7932A67EF268010C32A847" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Assets, Current </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_AssetsCurrent" xlink:label="loc_us-gaap_AssetsCurrent_69CC0ED36B7932A67EF268010C32A847" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AssetsCurrent_69CC0ED36B7932A67EF268010C32A847" xlink:to="lab_us-gaap_AssetsCurrent_69CC0ED36B7932A67EF268010C32A847" xlink:type="arc"/>
<link:label id="lab_us-gaap_PropertyPlantAndEquipmentNet_92BC8AF79C8D487B3CB868010C325322_terseLabel_en-US" xlink:label="lab_us-gaap_PropertyPlantAndEquipmentNet_92BC8AF79C8D487B3CB868010C325322" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Property and equipment, net </link:label>
<link:label id="lab_us-gaap_PropertyPlantAndEquipmentNet_92BC8AF79C8D487B3CB868010C325322_label_en-US" xlink:label="lab_us-gaap_PropertyPlantAndEquipmentNet_92BC8AF79C8D487B3CB868010C325322" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Property, Plant and Equipment, Net </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_PropertyPlantAndEquipmentNet" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentNet_92BC8AF79C8D487B3CB868010C325322" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentNet_92BC8AF79C8D487B3CB868010C325322" xlink:to="lab_us-gaap_PropertyPlantAndEquipmentNet_92BC8AF79C8D487B3CB868010C325322" xlink:type="arc"/>
<link:label id="lab_us-gaap_Goodwill_9D516DB17795F347C2C668010C320016_terseLabel_en-US" xlink:label="lab_us-gaap_Goodwill_9D516DB17795F347C2C668010C320016" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Goodwill </link:label>
<link:label id="lab_us-gaap_Goodwill_9D516DB17795F347C2C668010C320016_label_en-US" xlink:label="lab_us-gaap_Goodwill_9D516DB17795F347C2C668010C320016" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Goodwill </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_Goodwill" xlink:label="loc_us-gaap_Goodwill_9D516DB17795F347C2C668010C320016" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_Goodwill_9D516DB17795F347C2C668010C320016" xlink:to="lab_us-gaap_Goodwill_9D516DB17795F347C2C668010C320016" xlink:type="arc"/>
<link:label id="lab_us-gaap_IntangibleAssetsNetExcludingGoodwill_EA1F6342376048A8BA0968010C327BA0_terseLabel_en-US" xlink:label="lab_us-gaap_IntangibleAssetsNetExcludingGoodwill_EA1F6342376048A8BA0968010C327BA0" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Intangible assets, net </link:label>
<link:label id="lab_us-gaap_IntangibleAssetsNetExcludingGoodwill_EA1F6342376048A8BA0968010C327BA0_label_en-US" xlink:label="lab_us-gaap_IntangibleAssetsNetExcludingGoodwill_EA1F6342376048A8BA0968010C327BA0" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Intangible Assets, Net (Excluding Goodwill) </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_IntangibleAssetsNetExcludingGoodwill" xlink:label="loc_us-gaap_IntangibleAssetsNetExcludingGoodwill_EA1F6342376048A8BA0968010C327BA0" xlink:type="locator"/>
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<link:label id="lab_us-gaap_LongTermInvestments_E39104BACB332E9906ED68010C326A74_terseLabel_en-US" xlink:label="lab_us-gaap_LongTermInvestments_E39104BACB332E9906ED68010C326A74" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Long-term investments </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_LongTermInvestments" xlink:label="loc_us-gaap_LongTermInvestments_E39104BACB332E9906ED68010C326A74" xlink:type="locator"/>
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<link:label id="lab_us-gaap_OtherAssetsNoncurrent_F48AA927A6C1FF94789E68010C32EFEB_terseLabel_en-US" xlink:label="lab_us-gaap_OtherAssetsNoncurrent_F48AA927A6C1FF94789E68010C32EFEB" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Other non-current assets </link:label>
<link:label id="lab_us-gaap_OtherAssetsNoncurrent_F48AA927A6C1FF94789E68010C32EFEB_label_en-US" xlink:label="lab_us-gaap_OtherAssetsNoncurrent_F48AA927A6C1FF94789E68010C32EFEB" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Other Assets, Noncurrent </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_OtherAssetsNoncurrent" xlink:label="loc_us-gaap_OtherAssetsNoncurrent_F48AA927A6C1FF94789E68010C32EFEB" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OtherAssetsNoncurrent_F48AA927A6C1FF94789E68010C32EFEB" xlink:to="lab_us-gaap_OtherAssetsNoncurrent_F48AA927A6C1FF94789E68010C32EFEB" xlink:type="arc"/>
<link:label id="lab_us-gaap_Assets_C6E8C876A28B91417C9E68010C32C3AC_totalLabel_en-US" xlink:label="lab_us-gaap_Assets_C6E8C876A28B91417C9E68010C32C3AC" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US"> TOTAL ASSETS </link:label>
<link:label id="lab_us-gaap_Assets_C6E8C876A28B91417C9E68010C32C3AC_label_en-US" xlink:label="lab_us-gaap_Assets_C6E8C876A28B91417C9E68010C32C3AC" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Assets </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_Assets" xlink:label="loc_us-gaap_Assets_C6E8C876A28B91417C9E68010C32C3AC" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_Assets_C6E8C876A28B91417C9E68010C32C3AC" xlink:to="lab_us-gaap_Assets_C6E8C876A28B91417C9E68010C32C3AC" xlink:type="arc"/>
<link:label id="lab_us-gaap_LiabilitiesAndStockholdersEquityAbstract_83293098226AB8C613AC68010C3212D7_terseLabel_en-US" xlink:label="lab_us-gaap_LiabilitiesAndStockholdersEquityAbstract_83293098226AB8C613AC68010C3212D7" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> LIABILITIES AND SHAREHOLDERS' EQUITY </link:label>
<link:label id="lab_us-gaap_LiabilitiesAndStockholdersEquityAbstract_83293098226AB8C613AC68010C3212D7_label_en-US" xlink:label="lab_us-gaap_LiabilitiesAndStockholdersEquityAbstract_83293098226AB8C613AC68010C3212D7" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Liabilities and Equity [Abstract] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_LiabilitiesAndStockholdersEquityAbstract" xlink:label="loc_us-gaap_LiabilitiesAndStockholdersEquityAbstract_83293098226AB8C613AC68010C3212D7" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquityAbstract_83293098226AB8C613AC68010C3212D7" xlink:to="lab_us-gaap_LiabilitiesAndStockholdersEquityAbstract_83293098226AB8C613AC68010C3212D7" xlink:type="arc"/>
<link:label id="lab_us-gaap_LiabilitiesAbstract_5773083EF7162AF06F3968010C3255A3_terseLabel_en-US" xlink:label="lab_us-gaap_LiabilitiesAbstract_5773083EF7162AF06F3968010C3255A3" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> LIABILITIES: </link:label>
<link:label id="lab_us-gaap_LiabilitiesAbstract_5773083EF7162AF06F3968010C3255A3_label_en-US" xlink:label="lab_us-gaap_LiabilitiesAbstract_5773083EF7162AF06F3968010C3255A3" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Liabilities [Abstract] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_LiabilitiesAbstract" xlink:label="loc_us-gaap_LiabilitiesAbstract_5773083EF7162AF06F3968010C3255A3" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LiabilitiesAbstract_5773083EF7162AF06F3968010C3255A3" xlink:to="lab_us-gaap_LiabilitiesAbstract_5773083EF7162AF06F3968010C3255A3" xlink:type="arc"/>
<link:label id="lab_us-gaap_LongTermDebtCurrent_4433032551FACB06679868010C32D928_terseLabel_en-US" xlink:label="lab_us-gaap_LongTermDebtCurrent_4433032551FACB06679868010C32D928" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Current portion of long-term debt </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_LongTermDebtCurrent" xlink:label="loc_us-gaap_LongTermDebtCurrent_4433032551FACB06679868010C32D928" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LongTermDebtCurrent_4433032551FACB06679868010C32D928" xlink:to="lab_us-gaap_LongTermDebtCurrent_4433032551FACB06679868010C32D928" xlink:type="arc"/>
<link:label id="lab_us-gaap_AccountsPayableTradeCurrent_13F7BEC1E4BF5980F2F168010C3217FE_terseLabel_en-US" xlink:label="lab_us-gaap_AccountsPayableTradeCurrent_13F7BEC1E4BF5980F2F168010C3217FE" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Accounts payable, trade </link:label>
<link:label id="lab_us-gaap_AccountsPayableTradeCurrent_13F7BEC1E4BF5980F2F168010C3217FE_label_en-US" xlink:label="lab_us-gaap_AccountsPayableTradeCurrent_13F7BEC1E4BF5980F2F168010C3217FE" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Accounts Payable, Trade, Current </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_AccountsPayableTradeCurrent" xlink:label="loc_us-gaap_AccountsPayableTradeCurrent_13F7BEC1E4BF5980F2F168010C3217FE" xlink:type="locator"/>
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<link:label id="lab_us-gaap_DeferredRevenueCurrent_174DA31012A604E8DB1568010C32FFD7_terseLabel_en-US" xlink:label="lab_us-gaap_DeferredRevenueCurrent_174DA31012A604E8DB1568010C32FFD7" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Deferred revenue </link:label>
<link:label id="lab_us-gaap_DeferredRevenueCurrent_174DA31012A604E8DB1568010C32FFD7_label_en-US" xlink:label="lab_us-gaap_DeferredRevenueCurrent_174DA31012A604E8DB1568010C32FFD7" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Deferred Revenue, Current </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_DeferredRevenueCurrent" xlink:label="loc_us-gaap_DeferredRevenueCurrent_174DA31012A604E8DB1568010C32FFD7" xlink:type="locator"/>
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<link:label id="lab_us-gaap_AccruedLiabilitiesCurrent_27BE9C4B99B2392791EE68010C32181B_label_en-US" xlink:label="lab_us-gaap_AccruedLiabilitiesCurrent_27BE9C4B99B2392791EE68010C32181B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Accrued Liabilities, Current </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_AccruedLiabilitiesCurrent" xlink:label="loc_us-gaap_AccruedLiabilitiesCurrent_27BE9C4B99B2392791EE68010C32181B" xlink:type="locator"/>
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<link:label id="lab_us-gaap_LiabilitiesCurrent_5103F24ED22CB417D0A368010C32A39C_totalLabel_en-US" xlink:label="lab_us-gaap_LiabilitiesCurrent_5103F24ED22CB417D0A368010C32A39C" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US"> Total current liabilities </link:label>
<link:label id="lab_us-gaap_LiabilitiesCurrent_5103F24ED22CB417D0A368010C32A39C_label_en-US" xlink:label="lab_us-gaap_LiabilitiesCurrent_5103F24ED22CB417D0A368010C32A39C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Liabilities, Current </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_LiabilitiesCurrent" xlink:label="loc_us-gaap_LiabilitiesCurrent_5103F24ED22CB417D0A368010C32A39C" xlink:type="locator"/>
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<link:label id="lab_us-gaap_AccruedIncomeTaxesNoncurrent_9EF0DECA6FFE2077A37068010C328FDB_terseLabel_en-US" xlink:label="lab_us-gaap_AccruedIncomeTaxesNoncurrent_9EF0DECA6FFE2077A37068010C328FDB" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Income taxes payable </link:label>
<link:label id="lab_us-gaap_AccruedIncomeTaxesNoncurrent_9EF0DECA6FFE2077A37068010C328FDB_label_en-US" xlink:label="lab_us-gaap_AccruedIncomeTaxesNoncurrent_9EF0DECA6FFE2077A37068010C328FDB" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Accrued Income Taxes, Noncurrent </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_AccruedIncomeTaxesNoncurrent" xlink:label="loc_us-gaap_AccruedIncomeTaxesNoncurrent_9EF0DECA6FFE2077A37068010C328FDB" xlink:type="locator"/>
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<link:label id="lab_us-gaap_DeferredTaxLiabilitiesNoncurrent_0D15577C616A685565BB68010C3233DC_terseLabel_en-US" xlink:label="lab_us-gaap_DeferredTaxLiabilitiesNoncurrent_0D15577C616A685565BB68010C3233DC" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Deferred income taxes </link:label>
<link:label id="lab_us-gaap_DeferredTaxLiabilitiesNoncurrent_0D15577C616A685565BB68010C3233DC_label_en-US" xlink:label="lab_us-gaap_DeferredTaxLiabilitiesNoncurrent_0D15577C616A685565BB68010C3233DC" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Deferred Tax Liabilities, Net, Noncurrent </link:label>
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<link:label id="lab_us-gaap_OtherLiabilitiesNoncurrent_A146EB3B00BF0B1C067E68010C3276B2_label_en-US" xlink:label="lab_us-gaap_OtherLiabilitiesNoncurrent_A146EB3B00BF0B1C067E68010C3276B2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Other Liabilities, Noncurrent </link:label>
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<link:label id="lab_us-gaap_RedeemableNoncontrollingInterestEquityCarryingAmount_09BDFB1E0DAE2572944368010C321B9E_terseLabel_en-US" xlink:label="lab_us-gaap_RedeemableNoncontrollingInterestEquityCarryingAmount_09BDFB1E0DAE2572944368010C321B9E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Redeemable noncontrolling interests </link:label>
<link:label id="lab_us-gaap_RedeemableNoncontrollingInterestEquityCarryingAmount_09BDFB1E0DAE2572944368010C321B9E_label_en-US" xlink:label="lab_us-gaap_RedeemableNoncontrollingInterestEquityCarryingAmount_09BDFB1E0DAE2572944368010C321B9E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Redeemable Noncontrolling Interest, Equity, Carrying Amount </link:label>
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<link:label id="lab_us-gaap_CommitmentsAndContingencies_82B9E563E25D7872B25968010C3212F4_terseLabel_en-US" xlink:label="lab_us-gaap_CommitmentsAndContingencies_82B9E563E25D7872B25968010C3212F4" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Commitments and contingencies </link:label>
<link:label id="lab_us-gaap_CommitmentsAndContingencies_82B9E563E25D7872B25968010C3212F4_label_en-US" xlink:label="lab_us-gaap_CommitmentsAndContingencies_82B9E563E25D7872B25968010C3212F4" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Commitments and Contingencies </link:label>
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<link:label id="lab_us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterestAbstract_48687C5BCEA3D216B37268010C3240F5_terseLabel_en-US" xlink:label="lab_us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterestAbstract_48687C5BCEA3D216B37268010C3240F5" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> SHAREHOLDERS' EQUITY: </link:label>
<link:label id="lab_us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterestAbstract_48687C5BCEA3D216B37268010C3240F5_label_en-US" xlink:label="lab_us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterestAbstract_48687C5BCEA3D216B37268010C3240F5" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest [Abstract] </link:label>
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<link:label id="lab_us-gaap_CommonStockValue_6017272FDD92F8BC004868010C32442C_terseLabel_en-US" xlink:label="lab_us-gaap_CommonStockValue_6017272FDD92F8BC004868010C32442C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Common stock </link:label>
<link:label id="lab_us-gaap_CommonStockValue_6017272FDD92F8BC004868010C32442C_label_en-US" xlink:label="lab_us-gaap_CommonStockValue_6017272FDD92F8BC004868010C32442C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Common Stock, Value, Issued </link:label>
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<link:label id="lab_us-gaap_AdditionalPaidInCapitalCommonStock_619FFDE6FE761ED76ACE68010C322FB2_terseLabel_en-US" xlink:label="lab_us-gaap_AdditionalPaidInCapitalCommonStock_619FFDE6FE761ED76ACE68010C322FB2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Additional paid-in capital </link:label>
<link:label id="lab_us-gaap_AdditionalPaidInCapitalCommonStock_619FFDE6FE761ED76ACE68010C322FB2_label_en-US" xlink:label="lab_us-gaap_AdditionalPaidInCapitalCommonStock_619FFDE6FE761ED76ACE68010C322FB2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Additional Paid in Capital, Common Stock </link:label>
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<link:label id="lab_us-gaap_RetainedEarningsAccumulatedDeficit_67E2687A77065BB4C94668010C325E77_label_en-US" xlink:label="lab_us-gaap_RetainedEarningsAccumulatedDeficit_67E2687A77065BB4C94668010C325E77" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Retained Earnings (Accumulated Deficit) </link:label>
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<link:label id="lab_us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_AF95EE16CCE8157E3AFF68010C32CE4D_terseLabel_en-US" xlink:label="lab_us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_AF95EE16CCE8157E3AFF68010C32CE4D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Accumulated other comprehensive loss </link:label>
<link:label id="lab_us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_AF95EE16CCE8157E3AFF68010C32CE4D_label_en-US" xlink:label="lab_us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_AF95EE16CCE8157E3AFF68010C32CE4D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Accumulated Other Comprehensive Income (Loss), Net of Tax </link:label>
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<link:label id="lab_us-gaap_TreasuryStockValue_00751FF175346A12322368010C32EC05_negatedLabel_en-US" xlink:label="lab_us-gaap_TreasuryStockValue_00751FF175346A12322368010C32EC05" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US"> Treasury stock 193,444,655 and 187,137,267 shares, respectively </link:label>
<link:label id="lab_us-gaap_TreasuryStockValue_00751FF175346A12322368010C32EC05_label_en-US" xlink:label="lab_us-gaap_TreasuryStockValue_00751FF175346A12322368010C32EC05" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Treasury Stock, Value </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_TreasuryStockValue" xlink:label="loc_us-gaap_TreasuryStockValue_00751FF175346A12322368010C32EC05" xlink:type="locator"/>
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<link:label id="lab_us-gaap_StockholdersEquity_489D40FC462708F6018468010C322909_totalLabel_en-US" xlink:label="lab_us-gaap_StockholdersEquity_489D40FC462708F6018468010C322909" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US"> Total IAC shareholders' equity </link:label>
<link:label id="lab_us-gaap_StockholdersEquity_489D40FC462708F6018468010C322909_label_en-US" xlink:label="lab_us-gaap_StockholdersEquity_489D40FC462708F6018468010C322909" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Stockholders' Equity Attributable to Parent </link:label>
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<link:label id="lab_us-gaap_MinorityInterest_BED93E314848ADC29E1768010C32835F_terseLabel_en-US" xlink:label="lab_us-gaap_MinorityInterest_BED93E314848ADC29E1768010C32835F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Noncontrolling interests </link:label>
<link:label id="lab_us-gaap_MinorityInterest_BED93E314848ADC29E1768010C32835F_label_en-US" xlink:label="lab_us-gaap_MinorityInterest_BED93E314848ADC29E1768010C32835F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Stockholders' Equity Attributable to Noncontrolling Interest </link:label>
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<link:label id="lab_us-gaap_LiabilitiesAndStockholdersEquity_9D2071104CC4A97F37C068010C32BAA9_totalLabel_en-US" xlink:label="lab_us-gaap_LiabilitiesAndStockholdersEquity_9D2071104CC4A97F37C068010C32BAA9" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US"> TOTAL LIABILITIES AND SHAREHOLDERS' EQUITY </link:label>
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<link:label id="lab_iac_GuarantorAndNonguarantorFinancialStatementsAbstract_50EC0DAB5A4215696CA35D6C41180B42_label_en-US" xlink:label="lab_iac_GuarantorAndNonguarantorFinancialStatementsAbstract_50EC0DAB5A4215696CA35D6C41180B42" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Guarantor and Nonguarantor Financial Statements [Abstract] </link:label>
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<link:label id="lab_us-gaap_CondensedFinancialStatementsTextBlock_A9BDF829D488FF8355B15D6C4118F965_terseLabel_en-US" xlink:label="lab_us-gaap_CondensedFinancialStatementsTextBlock_A9BDF829D488FF8355B15D6C4118F965" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> GUARANTOR AND NON-GUARANTOR FINANCIAL INFORMATION </link:label>
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<link:label id="lab_us-gaap_ScheduleOfCashFlowSupplementalDisclosuresTableTextBlock_17F48A2720F563EBCEC0BB95DE352D0C_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfCashFlowSupplementalDisclosuresTableTextBlock_17F48A2720F563EBCEC0BB95DE352D0C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Schedule of Supplemental Disclosure of Cash Flow Information </link:label>
<link:label id="lab_us-gaap_ScheduleOfCashFlowSupplementalDisclosuresTableTextBlock_17F48A2720F563EBCEC0BB95DE352D0C_label_en-US" xlink:label="lab_us-gaap_ScheduleOfCashFlowSupplementalDisclosuresTableTextBlock_17F48A2720F563EBCEC0BB95DE352D0C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Schedule of Cash Flow, Supplemental Disclosures [Table Text Block] </link:label>
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<link:label id="lab_us-gaap_FairValueDisclosuresAbstract_4D2B019201EC59EE2672BB95DD4F756D_label_en-US" xlink:label="lab_us-gaap_FairValueDisclosuresAbstract_4D2B019201EC59EE2672BB95DD4F756D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Fair Value Disclosures [Abstract] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_FairValueDisclosuresAbstract" xlink:label="loc_us-gaap_FairValueDisclosuresAbstract_4D2B019201EC59EE2672BB95DD4F756D" xlink:type="locator"/>
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<link:label id="lab_us-gaap_ScheduleOfFairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisTableTextBlock_2E85DEC84957E70B9E3BBB95DD4FD9B8_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfFairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisTableTextBlock_2E85DEC84957E70B9E3BBB95DD4FD9B8" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Schedule of Assets and Liabilities Measured at Fair Value on a Recurring Basis </link:label>
<link:label id="lab_us-gaap_ScheduleOfFairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisTableTextBlock_2E85DEC84957E70B9E3BBB95DD4FD9B8_label_en-US" xlink:label="lab_us-gaap_ScheduleOfFairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisTableTextBlock_2E85DEC84957E70B9E3BBB95DD4FD9B8" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis [Table Text Block] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ScheduleOfFairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisTableTextBlock" xlink:label="loc_us-gaap_ScheduleOfFairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisTableTextBlock_2E85DEC84957E70B9E3BBB95DD4FD9B8" xlink:type="locator"/>
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<link:label id="lab_iac_FairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationTableTextBlock_833E0B03489FC93A251FBB95DD4F8E02_terseLabel_en-US" xlink:label="lab_iac_FairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationTableTextBlock_833E0B03489FC93A251FBB95DD4F8E02" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Schedule of Changes in Level 3 Assets and Liabilities Measured at Fair Value on a Recurring Basis </link:label>
<link:label id="lab_iac_FairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationTableTextBlock_833E0B03489FC93A251FBB95DD4F8E02_label_en-US" xlink:label="lab_iac_FairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationTableTextBlock_833E0B03489FC93A251FBB95DD4F8E02" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Fair Value, Assets and Liabilities Measured on Recurring Basis Unobservable Input Reconciliation [Table Text Block] </link:label>
<link:label id="lab_iac_FairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationTableTextBlock_833E0B03489FC93A251FBB95DD4F8E02_documentation_en-US" xlink:label="lab_iac_FairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationTableTextBlock_833E0B03489FC93A251FBB95DD4F8E02" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Tabular disclosure of the fair value measurement of assets and liabilities using significant unobservable inputs (Level 3), a reconciliation of the beginning and ending balances, separately presenting changes during the period attributable to the following: (1) total gains or losses for the period (realized and unrealized), segregating those gains or losses included in earnings (or changes in net assets) and gains or losses recognized in other comprehensive income, and a description of where those gains or losses included in earnings (or changes in net assets) are reported in the statement of income (or activities); (2) purchases, sales, issuances, and settlements (each type disclosed separately); and (3) transfers in and transfers out of Level 3 (for example, transfers due to changes in the observability of significant inputs), by class of asset or liability. </link:label>
<link:loc xlink:href="iac-20161231.xsd#iac_FairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationTableTextBlock" xlink:label="loc_iac_FairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationTableTextBlock_833E0B03489FC93A251FBB95DD4F8E02" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_iac_FairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationTableTextBlock_833E0B03489FC93A251FBB95DD4F8E02" xlink:to="lab_iac_FairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationTableTextBlock_833E0B03489FC93A251FBB95DD4F8E02" xlink:type="arc"/>
<link:label id="lab_us-gaap_FairValueByBalanceSheetGroupingTextBlock_E3439DEA39A05C5DDDE3BB95DD4FB174_terseLabel_en-US" xlink:label="lab_us-gaap_FairValueByBalanceSheetGroupingTextBlock_E3439DEA39A05C5DDDE3BB95DD4FB174" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Carrying Value and Fair Value of Financial Instruments </link:label>
<link:label id="lab_us-gaap_FairValueByBalanceSheetGroupingTextBlock_E3439DEA39A05C5DDDE3BB95DD4FB174_label_en-US" xlink:label="lab_us-gaap_FairValueByBalanceSheetGroupingTextBlock_E3439DEA39A05C5DDDE3BB95DD4FB174" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Fair Value, by Balance Sheet Grouping [Table Text Block] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_FairValueByBalanceSheetGroupingTextBlock" xlink:label="loc_us-gaap_FairValueByBalanceSheetGroupingTextBlock_E3439DEA39A05C5DDDE3BB95DD4FB174" xlink:type="locator"/>
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<link:label id="lab_us-gaap_StatementOfStockholdersEquityAbstract_37E70B1427BAD8763B49858202EB34DA_label_en-US" xlink:label="lab_us-gaap_StatementOfStockholdersEquityAbstract_37E70B1427BAD8763B49858202EB34DA" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Statement of Stockholders' Equity [Abstract] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_StatementOfStockholdersEquityAbstract" xlink:label="loc_us-gaap_StatementOfStockholdersEquityAbstract_37E70B1427BAD8763B49858202EB34DA" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_StatementOfStockholdersEquityAbstract_37E70B1427BAD8763B49858202EB34DA" xlink:to="lab_us-gaap_StatementOfStockholdersEquityAbstract_37E70B1427BAD8763B49858202EB34DA" xlink:type="arc"/>
<link:label id="lab_iac_RedeemableNoncontrollingInterestsMember_7AD3C8103546A1225BB4858202EB38C1_terseLabel_en-US" xlink:label="lab_iac_RedeemableNoncontrollingInterestsMember_7AD3C8103546A1225BB4858202EB38C1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Redeemable Noncontrolling Interests </link:label>
<link:label id="lab_iac_RedeemableNoncontrollingInterestsMember_7AD3C8103546A1225BB4858202EB38C1_label_en-US" xlink:label="lab_iac_RedeemableNoncontrollingInterestsMember_7AD3C8103546A1225BB4858202EB38C1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Redeemable Noncontrolling Interests [Member] </link:label>
<link:label id="lab_iac_RedeemableNoncontrollingInterestsMember_7AD3C8103546A1225BB4858202EB38C1_documentation_en-US" xlink:label="lab_iac_RedeemableNoncontrollingInterestsMember_7AD3C8103546A1225BB4858202EB38C1" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> This element represents that portion of equity (net assets) in a subsidiary not attributable, directly or indirectly, to the parent. </link:label>
<link:loc xlink:href="iac-20161231.xsd#iac_RedeemableNoncontrollingInterestsMember" xlink:label="loc_iac_RedeemableNoncontrollingInterestsMember_7AD3C8103546A1225BB4858202EB38C1" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_iac_RedeemableNoncontrollingInterestsMember_7AD3C8103546A1225BB4858202EB38C1" xlink:to="lab_iac_RedeemableNoncontrollingInterestsMember_7AD3C8103546A1225BB4858202EB38C1" xlink:type="arc"/>
<link:label id="lab_us-gaap_ParentMember_87927A7B6D408BEE2439858202ECAF8C_terseLabel_en-US" xlink:label="lab_us-gaap_ParentMember_87927A7B6D408BEE2439858202ECAF8C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Total IAC Shareholders' Equity </link:label>
<link:label id="lab_us-gaap_ParentMember_87927A7B6D408BEE2439858202ECAF8C_label_en-US" xlink:label="lab_us-gaap_ParentMember_87927A7B6D408BEE2439858202ECAF8C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Parent [Member] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ParentMember" xlink:label="loc_us-gaap_ParentMember_87927A7B6D408BEE2439858202ECAF8C" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ParentMember_87927A7B6D408BEE2439858202ECAF8C" xlink:to="lab_us-gaap_ParentMember_87927A7B6D408BEE2439858202ECAF8C" xlink:type="arc"/>
<link:label id="lab_us-gaap_CommonStockMember_813655BCAB0B81299F9E858202EC2C3F_terseLabel_en-US" xlink:label="lab_us-gaap_CommonStockMember_813655BCAB0B81299F9E858202EC2C3F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Common Stock </link:label>
<link:label id="lab_us-gaap_CommonStockMember_813655BCAB0B81299F9E858202EC2C3F_label_en-US" xlink:label="lab_us-gaap_CommonStockMember_813655BCAB0B81299F9E858202EC2C3F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Common Stock [Member] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_CommonStockMember" xlink:label="loc_us-gaap_CommonStockMember_813655BCAB0B81299F9E858202EC2C3F" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_CommonStockMember_813655BCAB0B81299F9E858202EC2C3F" xlink:to="lab_us-gaap_CommonStockMember_813655BCAB0B81299F9E858202EC2C3F" xlink:type="arc"/>
<link:label id="lab_us-gaap_AdditionalPaidInCapitalMember_5033F8990E5CA877125C858202ECCC9A_terseLabel_en-US" xlink:label="lab_us-gaap_AdditionalPaidInCapitalMember_5033F8990E5CA877125C858202ECCC9A" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Additional Paid-in Capital </link:label>
<link:label id="lab_us-gaap_AdditionalPaidInCapitalMember_5033F8990E5CA877125C858202ECCC9A_label_en-US" xlink:label="lab_us-gaap_AdditionalPaidInCapitalMember_5033F8990E5CA877125C858202ECCC9A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Additional Paid-in Capital [Member] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_AdditionalPaidInCapitalMember" xlink:label="loc_us-gaap_AdditionalPaidInCapitalMember_5033F8990E5CA877125C858202ECCC9A" xlink:type="locator"/>
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<link:label id="lab_us-gaap_RetainedEarningsMember_2FAFC65B31C71AE1E225858202ECF362_terseLabel_en-US" xlink:label="lab_us-gaap_RetainedEarningsMember_2FAFC65B31C71AE1E225858202ECF362" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> (Accumulated Deficit) Retained Earnings </link:label>
<link:label id="lab_us-gaap_RetainedEarningsMember_2FAFC65B31C71AE1E225858202ECF362_label_en-US" xlink:label="lab_us-gaap_RetainedEarningsMember_2FAFC65B31C71AE1E225858202ECF362" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Retained Earnings [Member] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_RetainedEarningsMember" xlink:label="loc_us-gaap_RetainedEarningsMember_2FAFC65B31C71AE1E225858202ECF362" xlink:type="locator"/>
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<link:label id="lab_us-gaap_TreasuryStockMember_F4EB0290F0E18DA23D7E858202EC9EDF_terseLabel_en-US" xlink:label="lab_us-gaap_TreasuryStockMember_F4EB0290F0E18DA23D7E858202EC9EDF" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Treasury Stock </link:label>
<link:label id="lab_us-gaap_TreasuryStockMember_F4EB0290F0E18DA23D7E858202EC9EDF_label_en-US" xlink:label="lab_us-gaap_TreasuryStockMember_F4EB0290F0E18DA23D7E858202EC9EDF" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Treasury Stock [Member] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_TreasuryStockMember" xlink:label="loc_us-gaap_TreasuryStockMember_F4EB0290F0E18DA23D7E858202EC9EDF" xlink:type="locator"/>
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<link:label id="lab_us-gaap_NoncontrollingInterestMember_5EF4C23F29E5E5DC9C24858202EC67A2_terseLabel_en-US" xlink:label="lab_us-gaap_NoncontrollingInterestMember_5EF4C23F29E5E5DC9C24858202EC67A2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Noncontrolling Interests </link:label>
<link:label id="lab_us-gaap_NoncontrollingInterestMember_5EF4C23F29E5E5DC9C24858202EC67A2_label_en-US" xlink:label="lab_us-gaap_NoncontrollingInterestMember_5EF4C23F29E5E5DC9C24858202EC67A2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Noncontrolling Interest [Member] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_NoncontrollingInterestMember" xlink:label="loc_us-gaap_NoncontrollingInterestMember_5EF4C23F29E5E5DC9C24858202EC67A2" xlink:type="locator"/>
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<link:label id="lab_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_A8DE2B137C7817BAD37A858202EC42BE_terseLabel_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_A8DE2B137C7817BAD37A858202EC42BE" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Increase (Decrease) in Shareholders' Equity </link:label>
<link:label id="lab_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_A8DE2B137C7817BAD37A858202EC42BE_label_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_A8DE2B137C7817BAD37A858202EC42BE" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Increase (Decrease) in Stockholders' Equity [Roll Forward] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_IncreaseDecreaseInStockholdersEquityRollForward" xlink:label="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_A8DE2B137C7817BAD37A858202EC42BE" xlink:type="locator"/>
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<link:label id="lab_us-gaap_SharesIssued_4AE8E278B11C3AF0FD6C858202EDCB1A_periodStartLabel_en-US" xlink:label="lab_us-gaap_SharesIssued_4AE8E278B11C3AF0FD6C858202EDCB1A" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:type="resource" xml:lang="en-US"> Balance at the beginning of the period (in shares) </link:label>
<link:label id="lab_us-gaap_SharesIssued_4AE8E278B11C3AF0FD6C858202EDCB1A_label_en-US" xlink:label="lab_us-gaap_SharesIssued_4AE8E278B11C3AF0FD6C858202EDCB1A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Shares, Issued </link:label>
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<link:label id="lab_us-gaap_NetIncomeLossIncludingPortionAttributableToNonredeemableNoncontrollingInterest_E71710D392ADBB4957ED858202EDA899_label_en-US" xlink:label="lab_us-gaap_NetIncomeLossIncludingPortionAttributableToNonredeemableNoncontrollingInterest_E71710D392ADBB4957ED858202EDA899" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Net Income (Loss), Including Portion Attributable to Nonredeemable Noncontrolling Interest </link:label>
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<link:label id="lab_iac_OtherComprehensiveIncomeLossNetofTaxIncludingPortionAttributabletoNonredeemableNoncontrollingInterestTotal_4F22A4AA174C6A51082A858202EDCEA3_terseLabel_en-US" xlink:label="lab_iac_OtherComprehensiveIncomeLossNetofTaxIncludingPortionAttributabletoNonredeemableNoncontrollingInterestTotal_4F22A4AA174C6A51082A858202EDCEA3" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Other comprehensive income (loss), net of tax </link:label>
<link:label id="lab_iac_OtherComprehensiveIncomeLossNetofTaxIncludingPortionAttributabletoNonredeemableNoncontrollingInterestTotal_4F22A4AA174C6A51082A858202EDCEA3_label_en-US" xlink:label="lab_iac_OtherComprehensiveIncomeLossNetofTaxIncludingPortionAttributabletoNonredeemableNoncontrollingInterestTotal_4F22A4AA174C6A51082A858202EDCEA3" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Other Comprehensive Income (Loss), Net of Tax, Including Portion Attributable to Nonredeemable Noncontrolling Interest, Total </link:label>
<link:label id="lab_iac_OtherComprehensiveIncomeLossNetofTaxIncludingPortionAttributabletoNonredeemableNoncontrollingInterestTotal_4F22A4AA174C6A51082A858202EDCEA3_documentation_en-US" xlink:label="lab_iac_OtherComprehensiveIncomeLossNetofTaxIncludingPortionAttributabletoNonredeemableNoncontrollingInterestTotal_4F22A4AA174C6A51082A858202EDCEA3" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Other Comprehensive Income (Loss), Net of Tax, Including Portion Attributable to Nonredeemable Noncontrolling Interest, Total </link:label>
<link:loc xlink:href="iac-20161231.xsd#iac_OtherComprehensiveIncomeLossNetofTaxIncludingPortionAttributabletoNonredeemableNoncontrollingInterestTotal" xlink:label="loc_iac_OtherComprehensiveIncomeLossNetofTaxIncludingPortionAttributabletoNonredeemableNoncontrollingInterestTotal_4F22A4AA174C6A51082A858202EDCEA3" xlink:type="locator"/>
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<link:label id="lab_us-gaap_AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue_758F8D29D8D666A27F63858202EDF25D_terseLabel_en-US" xlink:label="lab_us-gaap_AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue_758F8D29D8D666A27F63858202EDF25D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Stock-based compensation expense </link:label>
<link:label id="lab_us-gaap_AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue_758F8D29D8D666A27F63858202EDF25D_label_en-US" xlink:label="lab_us-gaap_AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue_758F8D29D8D666A27F63858202EDF25D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Adjustments to Additional Paid in Capital, Share-based Compensation, Requisite Service Period Recognition </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue" xlink:label="loc_us-gaap_AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue_758F8D29D8D666A27F63858202EDF25D" xlink:type="locator"/>
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<link:label id="lab_us-gaap_StockIssuedDuringPeriodValueShareBasedCompensation_C282B151FE43EBC64A92858202EDBBC8_terseLabel_en-US" xlink:label="lab_us-gaap_StockIssuedDuringPeriodValueShareBasedCompensation_C282B151FE43EBC64A92858202EDBBC8" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Issuance of common stock pursuant to stock-based awards, net of withholding taxes </link:label>
<link:label id="lab_us-gaap_StockIssuedDuringPeriodValueShareBasedCompensation_C282B151FE43EBC64A92858202EDBBC8_label_en-US" xlink:label="lab_us-gaap_StockIssuedDuringPeriodValueShareBasedCompensation_C282B151FE43EBC64A92858202EDBBC8" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Stock Issued During Period, Value, Share-based Compensation, Net of Forfeitures </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_StockIssuedDuringPeriodValueShareBasedCompensation" xlink:label="loc_us-gaap_StockIssuedDuringPeriodValueShareBasedCompensation_C282B151FE43EBC64A92858202EDBBC8" xlink:type="locator"/>
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<link:label id="lab_us-gaap_StockIssuedDuringPeriodSharesShareBasedCompensation_E4318519BF8358FFE40A858202EDC904_terseLabel_en-US" xlink:label="lab_us-gaap_StockIssuedDuringPeriodSharesShareBasedCompensation_E4318519BF8358FFE40A858202EDC904" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Issuance of common stock pursuant to stock-based awards, net of withholding taxes (in shares) </link:label>
<link:label id="lab_us-gaap_StockIssuedDuringPeriodSharesShareBasedCompensation_E4318519BF8358FFE40A858202EDC904_label_en-US" xlink:label="lab_us-gaap_StockIssuedDuringPeriodSharesShareBasedCompensation_E4318519BF8358FFE40A858202EDC904" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Stock Issued During Period, Shares, Share-based Compensation, Net of Forfeitures </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_StockIssuedDuringPeriodSharesShareBasedCompensation" xlink:label="loc_us-gaap_StockIssuedDuringPeriodSharesShareBasedCompensation_E4318519BF8358FFE40A858202EDC904" xlink:type="locator"/>
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<link:label id="lab_us-gaap_AdjustmentsToAdditionalPaidInCapitalTaxEffectFromShareBasedCompensation_A43022941C1B0B6D9EC5858202EDF046_terseLabel_en-US" xlink:label="lab_us-gaap_AdjustmentsToAdditionalPaidInCapitalTaxEffectFromShareBasedCompensation_A43022941C1B0B6D9EC5858202EDF046" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Income tax benefit related to stock-based awards </link:label>
<link:label id="lab_us-gaap_AdjustmentsToAdditionalPaidInCapitalTaxEffectFromShareBasedCompensation_A43022941C1B0B6D9EC5858202EDF046_label_en-US" xlink:label="lab_us-gaap_AdjustmentsToAdditionalPaidInCapitalTaxEffectFromShareBasedCompensation_A43022941C1B0B6D9EC5858202EDF046" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Adjustments to Additional Paid in Capital, Income Tax Benefit from Share-based Compensation </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_AdjustmentsToAdditionalPaidInCapitalTaxEffectFromShareBasedCompensation" xlink:label="loc_us-gaap_AdjustmentsToAdditionalPaidInCapitalTaxEffectFromShareBasedCompensation_A43022941C1B0B6D9EC5858202EDF046" xlink:type="locator"/>
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<link:label id="lab_us-gaap_DividendsCommonStockCash_2663A1738CF4426D43E9858202EDA74E_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_DividendsCommonStockCash_2663A1738CF4426D43E9858202EDA74E" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US"> Dividends </link:label>
<link:label id="lab_us-gaap_DividendsCommonStockCash_2663A1738CF4426D43E9858202EDA74E_label_en-US" xlink:label="lab_us-gaap_DividendsCommonStockCash_2663A1738CF4426D43E9858202EDA74E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Dividends, Common Stock, Cash </link:label>
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<link:label id="lab_us-gaap_TreasuryStockValueAcquiredCostMethod_60BEC801325B732473D8858202ED3AF2_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_TreasuryStockValueAcquiredCostMethod_60BEC801325B732473D8858202ED3AF2" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US"> Purchase of treasury stock </link:label>
<link:label id="lab_us-gaap_TreasuryStockValueAcquiredCostMethod_60BEC801325B732473D8858202ED3AF2_label_en-US" xlink:label="lab_us-gaap_TreasuryStockValueAcquiredCostMethod_60BEC801325B732473D8858202ED3AF2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Treasury Stock, Value, Acquired, Cost Method </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_TreasuryStockValueAcquiredCostMethod" xlink:label="loc_us-gaap_TreasuryStockValueAcquiredCostMethod_60BEC801325B732473D8858202ED3AF2" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_TreasuryStockValueAcquiredCostMethod_60BEC801325B732473D8858202ED3AF2" xlink:to="lab_us-gaap_TreasuryStockValueAcquiredCostMethod_60BEC801325B732473D8858202ED3AF2" xlink:type="arc"/>
<link:label id="lab_us-gaap_MinorityInterestChangeInRedemptionValue_6861E07519CE1E9EF6A2858202ED2ECB_terseLabel_en-US" xlink:label="lab_us-gaap_MinorityInterestChangeInRedemptionValue_6861E07519CE1E9EF6A2858202ED2ECB" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Adjustment of redeemable noncontrolling interests and noncontrolling interests to fair value </link:label>
<link:label id="lab_us-gaap_MinorityInterestChangeInRedemptionValue_6861E07519CE1E9EF6A2858202ED2ECB_label_en-US" xlink:label="lab_us-gaap_MinorityInterestChangeInRedemptionValue_6861E07519CE1E9EF6A2858202ED2ECB" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Noncontrolling Interest, Change in Redemption Value </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_MinorityInterestChangeInRedemptionValue" xlink:label="loc_us-gaap_MinorityInterestChangeInRedemptionValue_6861E07519CE1E9EF6A2858202ED2ECB" xlink:type="locator"/>
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<link:label id="lab_us-gaap_MinorityInterestDecreaseFromRedemptions_804DE9AEB513678F43A2858202EDBA22_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_MinorityInterestDecreaseFromRedemptions_804DE9AEB513678F43A2858202EDBA22" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US"> Repurchase of stock-based awards / Purchase of noncontrolling interests / Purchase of redeemable noncontrolling interests </link:label>
<link:label id="lab_us-gaap_MinorityInterestDecreaseFromRedemptions_804DE9AEB513678F43A2858202EDBA22_label_en-US" xlink:label="lab_us-gaap_MinorityInterestDecreaseFromRedemptions_804DE9AEB513678F43A2858202EDBA22" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Noncontrolling Interest, Decrease from Redemptions or Purchase of Interests </link:label>
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<link:label id="lab_us-gaap_NoncontrollingInterestIncreaseFromSubsidiaryEquityIssuance_DC5184C0FDBC8B5A26C0858202ED1F75_terseLabel_en-US" xlink:label="lab_us-gaap_NoncontrollingInterestIncreaseFromSubsidiaryEquityIssuance_DC5184C0FDBC8B5A26C0858202ED1F75" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Issuance of Match Group common stock pursuant to stock-based awards, net of withholding taxes / Noncontrolling interests related to Match Group IPO, net of fees </link:label>
<link:label id="lab_us-gaap_NoncontrollingInterestIncreaseFromSubsidiaryEquityIssuance_DC5184C0FDBC8B5A26C0858202ED1F75_label_en-US" xlink:label="lab_us-gaap_NoncontrollingInterestIncreaseFromSubsidiaryEquityIssuance_DC5184C0FDBC8B5A26C0858202ED1F75" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Noncontrolling Interest, Increase from Subsidiary Equity Issuance </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_NoncontrollingInterestIncreaseFromSubsidiaryEquityIssuance" xlink:label="loc_us-gaap_NoncontrollingInterestIncreaseFromSubsidiaryEquityIssuance_DC5184C0FDBC8B5A26C0858202ED1F75" xlink:type="locator"/>
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<link:label id="lab_iac_NoncontrollingInterestReallocationofInterests_E47CB07854AF00B1AFF6858202EDB156_negatedTerseLabel_en-US" xlink:label="lab_iac_NoncontrollingInterestReallocationofInterests_E47CB07854AF00B1AFF6858202EDB156" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US"> Reallocation of accumulated other comprehensive loss (income) related to the noncontrolling interests created in the Match Group IPO </link:label>
<link:label id="lab_iac_NoncontrollingInterestReallocationofInterests_E47CB07854AF00B1AFF6858202EDB156_label_en-US" xlink:label="lab_iac_NoncontrollingInterestReallocationofInterests_E47CB07854AF00B1AFF6858202EDB156" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Noncontrolling Interest, Reallocation of Interests </link:label>
<link:label id="lab_iac_NoncontrollingInterestReallocationofInterests_E47CB07854AF00B1AFF6858202EDB156_documentation_en-US" xlink:label="lab_iac_NoncontrollingInterestReallocationofInterests_E47CB07854AF00B1AFF6858202EDB156" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Noncontrolling Interest, Reallocation of Interests </link:label>
<link:loc xlink:href="iac-20161231.xsd#iac_NoncontrollingInterestReallocationofInterests" xlink:label="loc_iac_NoncontrollingInterestReallocationofInterests_E47CB07854AF00B1AFF6858202EDB156" xlink:type="locator"/>
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<link:label id="lab_iac_NoncontrollingInterestTransfertoRedeemableNoncontrollingInterest_19F04E12710FBBAA30A4858202EEC8FA_negatedTerseLabel_en-US" xlink:label="lab_iac_NoncontrollingInterestTransfertoRedeemableNoncontrollingInterest_19F04E12710FBBAA30A4858202EEC8FA" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US"> Transfer from noncontrolling interests to redeemable noncontrolling interests </link:label>
<link:label id="lab_iac_NoncontrollingInterestTransfertoRedeemableNoncontrollingInterest_19F04E12710FBBAA30A4858202EEC8FA_label_en-US" xlink:label="lab_iac_NoncontrollingInterestTransfertoRedeemableNoncontrollingInterest_19F04E12710FBBAA30A4858202EEC8FA" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Noncontrolling Interest, Transfer to Redeemable Noncontrolling Interest </link:label>
<link:label id="lab_iac_NoncontrollingInterestTransfertoRedeemableNoncontrollingInterest_19F04E12710FBBAA30A4858202EEC8FA_documentation_en-US" xlink:label="lab_iac_NoncontrollingInterestTransfertoRedeemableNoncontrollingInterest_19F04E12710FBBAA30A4858202EEC8FA" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Noncontrolling Interest, Transfer to Redeemable Noncontrolling Interest </link:label>
<link:loc xlink:href="iac-20161231.xsd#iac_NoncontrollingInterestTransfertoRedeemableNoncontrollingInterest" xlink:label="loc_iac_NoncontrollingInterestTransfertoRedeemableNoncontrollingInterest_19F04E12710FBBAA30A4858202EEC8FA" xlink:type="locator"/>
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<link:label id="lab_iac_NoncontrollingInterestAdjustmenttoNetBookValue_46C1C64D1B040550E12F858202EE7F4C_terseLabel_en-US" xlink:label="lab_iac_NoncontrollingInterestAdjustmenttoNetBookValue_46C1C64D1B040550E12F858202EE7F4C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Changes in noncontrolling interests of Match Group due to the issuance of its common stock </link:label>
<link:label id="lab_iac_NoncontrollingInterestAdjustmenttoNetBookValue_46C1C64D1B040550E12F858202EE7F4C_label_en-US" xlink:label="lab_iac_NoncontrollingInterestAdjustmenttoNetBookValue_46C1C64D1B040550E12F858202EE7F4C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Noncontrolling Interest, Adjustment to Net Book Value </link:label>
<link:label id="lab_iac_NoncontrollingInterestAdjustmenttoNetBookValue_46C1C64D1B040550E12F858202EE7F4C_documentation_en-US" xlink:label="lab_iac_NoncontrollingInterestAdjustmenttoNetBookValue_46C1C64D1B040550E12F858202EE7F4C" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Noncontrolling Interest, Adjustment to Net Book Value </link:label>
<link:loc xlink:href="iac-20161231.xsd#iac_NoncontrollingInterestAdjustmenttoNetBookValue" xlink:label="loc_iac_NoncontrollingInterestAdjustmenttoNetBookValue_46C1C64D1B040550E12F858202EE7F4C" xlink:type="locator"/>
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<link:label id="lab_iac_AdjustmentstoAdditionalPaidinCapitalReallocationofNetBookValue_F4A3CC8D13513564FB5D858202EEFCB9_terseLabel_en-US" xlink:label="lab_iac_AdjustmentstoAdditionalPaidinCapitalReallocationofNetBookValue_F4A3CC8D13513564FB5D858202EEFCB9" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Noncontrolling interests created in an acquisition </link:label>
<link:label id="lab_iac_AdjustmentstoAdditionalPaidinCapitalReallocationofNetBookValue_F4A3CC8D13513564FB5D858202EEFCB9_label_en-US" xlink:label="lab_iac_AdjustmentstoAdditionalPaidinCapitalReallocationofNetBookValue_F4A3CC8D13513564FB5D858202EEFCB9" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Adjustments to Additional Paid in Capital, Reallocation of Net Book Value </link:label>
<link:label id="lab_iac_AdjustmentstoAdditionalPaidinCapitalReallocationofNetBookValue_F4A3CC8D13513564FB5D858202EEFCB9_documentation_en-US" xlink:label="lab_iac_AdjustmentstoAdditionalPaidinCapitalReallocationofNetBookValue_F4A3CC8D13513564FB5D858202EEFCB9" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Adjustments to Additional Paid in Capital, Reallocation of Net Book Value </link:label>
<link:loc xlink:href="iac-20161231.xsd#iac_AdjustmentstoAdditionalPaidinCapitalReallocationofNetBookValue" xlink:label="loc_iac_AdjustmentstoAdditionalPaidinCapitalReallocationofNetBookValue_F4A3CC8D13513564FB5D858202EEFCB9" xlink:type="locator"/>
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<link:label id="lab_us-gaap_StockholdersEquityOther_C405D383CDD709F1C4B7858202EE7F93_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_StockholdersEquityOther_C405D383CDD709F1C4B7858202EE7F93" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US"> Other </link:label>
<link:label id="lab_us-gaap_StockholdersEquityOther_C405D383CDD709F1C4B7858202EE7F93_label_en-US" xlink:label="lab_us-gaap_StockholdersEquityOther_C405D383CDD709F1C4B7858202EE7F93" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Stockholders' Equity, Other </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_StockholdersEquityOther" xlink:label="loc_us-gaap_StockholdersEquityOther_C405D383CDD709F1C4B7858202EE7F93" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_StockholdersEquityOther_C405D383CDD709F1C4B7858202EE7F93" xlink:to="lab_us-gaap_StockholdersEquityOther_C405D383CDD709F1C4B7858202EE7F93" xlink:type="arc"/>
<link:label id="lab_us-gaap_SharesIssued_F7B0B81926F7B8C38BD1858202EEBAF4_periodEndLabel_en-US" xlink:label="lab_us-gaap_SharesIssued_F7B0B81926F7B8C38BD1858202EEBAF4" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:type="resource" xml:lang="en-US"> Balance at the end of the period (in shares) </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_SharesIssued" xlink:label="loc_us-gaap_SharesIssued_F7B0B81926F7B8C38BD1858202EEBAF4" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_SharesIssued_F7B0B81926F7B8C38BD1858202EEBAF4" xlink:to="lab_us-gaap_SharesIssued_F7B0B81926F7B8C38BD1858202EEBAF4" xlink:type="arc"/>
<link:label id="lab_us-gaap_IncreaseDecreaseInTemporaryEquityRollForward_0F967427C5629C713286858202EE0248_terseLabel_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInTemporaryEquityRollForward_0F967427C5629C713286858202EE0248" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Increase (Decrease) in Temporary Equity </link:label>
<link:label id="lab_us-gaap_IncreaseDecreaseInTemporaryEquityRollForward_0F967427C5629C713286858202EE0248_label_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInTemporaryEquityRollForward_0F967427C5629C713286858202EE0248" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Increase (Decrease) in Temporary Equity [Roll Forward] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_IncreaseDecreaseInTemporaryEquityRollForward" xlink:label="loc_us-gaap_IncreaseDecreaseInTemporaryEquityRollForward_0F967427C5629C713286858202EE0248" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_IncreaseDecreaseInTemporaryEquityRollForward_0F967427C5629C713286858202EE0248" xlink:to="lab_us-gaap_IncreaseDecreaseInTemporaryEquityRollForward_0F967427C5629C713286858202EE0248" xlink:type="arc"/>
<link:label id="lab_us-gaap_RedeemableNoncontrollingInterestEquityCarryingAmount_89A3F9F3873D8772258B858202EE6894_periodStartLabel_en-US" xlink:label="lab_us-gaap_RedeemableNoncontrollingInterestEquityCarryingAmount_89A3F9F3873D8772258B858202EE6894" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:type="resource" xml:lang="en-US"> Balance at the beginning of period </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_RedeemableNoncontrollingInterestEquityCarryingAmount" xlink:label="loc_us-gaap_RedeemableNoncontrollingInterestEquityCarryingAmount_89A3F9F3873D8772258B858202EE6894" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_RedeemableNoncontrollingInterestEquityCarryingAmount_89A3F9F3873D8772258B858202EE6894" xlink:to="lab_us-gaap_RedeemableNoncontrollingInterestEquityCarryingAmount_89A3F9F3873D8772258B858202EE6894" xlink:type="arc"/>
<link:label id="lab_us-gaap_NetIncomeLossAttributableToRedeemableNoncontrollingInterest_B6B79D55DAE06663CC52858202EE76F4_terseLabel_en-US" xlink:label="lab_us-gaap_NetIncomeLossAttributableToRedeemableNoncontrollingInterest_B6B79D55DAE06663CC52858202EE76F4" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Net (loss) earnings for period </link:label>
<link:label id="lab_us-gaap_NetIncomeLossAttributableToRedeemableNoncontrollingInterest_B6B79D55DAE06663CC52858202EE76F4_label_en-US" xlink:label="lab_us-gaap_NetIncomeLossAttributableToRedeemableNoncontrollingInterest_B6B79D55DAE06663CC52858202EE76F4" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Net Income (Loss) Attributable to Redeemable Noncontrolling Interest </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_NetIncomeLossAttributableToRedeemableNoncontrollingInterest" xlink:label="loc_us-gaap_NetIncomeLossAttributableToRedeemableNoncontrollingInterest_B6B79D55DAE06663CC52858202EE76F4" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_NetIncomeLossAttributableToRedeemableNoncontrollingInterest_B6B79D55DAE06663CC52858202EE76F4" xlink:to="lab_us-gaap_NetIncomeLossAttributableToRedeemableNoncontrollingInterest_B6B79D55DAE06663CC52858202EE76F4" xlink:type="arc"/>
<link:label id="lab_iac_OtherComprehensiveIncomeLossNetofTaxAttributabletoRedeemableNoncontrollingInterest_DA202FC36D0278B1A1A6858202EE8EB6_terseLabel_en-US" xlink:label="lab_iac_OtherComprehensiveIncomeLossNetofTaxAttributabletoRedeemableNoncontrollingInterest_DA202FC36D0278B1A1A6858202EE8EB6" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Other comprehensive loss, net of tax </link:label>
<link:label id="lab_iac_OtherComprehensiveIncomeLossNetofTaxAttributabletoRedeemableNoncontrollingInterest_DA202FC36D0278B1A1A6858202EE8EB6_label_en-US" xlink:label="lab_iac_OtherComprehensiveIncomeLossNetofTaxAttributabletoRedeemableNoncontrollingInterest_DA202FC36D0278B1A1A6858202EE8EB6" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Other Comprehensive Income (Loss), Net of Tax, Attributable to Redeemable Noncontrolling Interest </link:label>
<link:label id="lab_iac_OtherComprehensiveIncomeLossNetofTaxAttributabletoRedeemableNoncontrollingInterest_DA202FC36D0278B1A1A6858202EE8EB6_documentation_en-US" xlink:label="lab_iac_OtherComprehensiveIncomeLossNetofTaxAttributabletoRedeemableNoncontrollingInterest_DA202FC36D0278B1A1A6858202EE8EB6" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Other Comprehensive Income (Loss), Net of Tax, Attributable to Redeemable Noncontrolling Interest </link:label>
<link:loc xlink:href="iac-20161231.xsd#iac_OtherComprehensiveIncomeLossNetofTaxAttributabletoRedeemableNoncontrollingInterest" xlink:label="loc_iac_OtherComprehensiveIncomeLossNetofTaxAttributabletoRedeemableNoncontrollingInterest_DA202FC36D0278B1A1A6858202EE8EB6" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_iac_OtherComprehensiveIncomeLossNetofTaxAttributabletoRedeemableNoncontrollingInterest_DA202FC36D0278B1A1A6858202EE8EB6" xlink:to="lab_iac_OtherComprehensiveIncomeLossNetofTaxAttributabletoRedeemableNoncontrollingInterest_DA202FC36D0278B1A1A6858202EE8EB6" xlink:type="arc"/>
<link:label id="lab_iac_TemporaryEquityStockbasedCompensationExpense_510EAFD9FB8C64B26002858202EEC8CD_terseLabel_en-US" xlink:label="lab_iac_TemporaryEquityStockbasedCompensationExpense_510EAFD9FB8C64B26002858202EEC8CD" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Stock-based compensation expense </link:label>
<link:label id="lab_iac_TemporaryEquityStockbasedCompensationExpense_510EAFD9FB8C64B26002858202EEC8CD_label_en-US" xlink:label="lab_iac_TemporaryEquityStockbasedCompensationExpense_510EAFD9FB8C64B26002858202EEC8CD" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Temporary Equity, Stock-based Compensation Expense </link:label>
<link:label id="lab_iac_TemporaryEquityStockbasedCompensationExpense_510EAFD9FB8C64B26002858202EEC8CD_documentation_en-US" xlink:label="lab_iac_TemporaryEquityStockbasedCompensationExpense_510EAFD9FB8C64B26002858202EEC8CD" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Temporary Equity, Stock-based Compensation Expense </link:label>
<link:loc xlink:href="iac-20161231.xsd#iac_TemporaryEquityStockbasedCompensationExpense" xlink:label="loc_iac_TemporaryEquityStockbasedCompensationExpense_510EAFD9FB8C64B26002858202EEC8CD" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_iac_TemporaryEquityStockbasedCompensationExpense_510EAFD9FB8C64B26002858202EEC8CD" xlink:to="lab_iac_TemporaryEquityStockbasedCompensationExpense_510EAFD9FB8C64B26002858202EEC8CD" xlink:type="arc"/>
<link:label id="lab_us-gaap_NoncontrollingInterestIncreaseFromBusinessCombination_2608AE78C31D2071CF41858202EECB8B_terseLabel_en-US" xlink:label="lab_us-gaap_NoncontrollingInterestIncreaseFromBusinessCombination_2608AE78C31D2071CF41858202EECB8B" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Noncontrolling interests related to acquisitions </link:label>
<link:label id="lab_us-gaap_NoncontrollingInterestIncreaseFromBusinessCombination_2608AE78C31D2071CF41858202EECB8B_label_en-US" xlink:label="lab_us-gaap_NoncontrollingInterestIncreaseFromBusinessCombination_2608AE78C31D2071CF41858202EECB8B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Noncontrolling Interest, Increase from Business Combination </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_NoncontrollingInterestIncreaseFromBusinessCombination" xlink:label="loc_us-gaap_NoncontrollingInterestIncreaseFromBusinessCombination_2608AE78C31D2071CF41858202EECB8B" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_NoncontrollingInterestIncreaseFromBusinessCombination_2608AE78C31D2071CF41858202EECB8B" xlink:to="lab_us-gaap_NoncontrollingInterestIncreaseFromBusinessCombination_2608AE78C31D2071CF41858202EECB8B" xlink:type="arc"/>
<link:label id="lab_iac_TemporaryEquityPurchaseofInterest_77D842B4A2F0DA248D01858202EE86C2_negatedTerseLabel_en-US" xlink:label="lab_iac_TemporaryEquityPurchaseofInterest_77D842B4A2F0DA248D01858202EE86C2" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US"> Purchase of redeemable noncontrolling interests </link:label>
<link:label id="lab_iac_TemporaryEquityPurchaseofInterest_77D842B4A2F0DA248D01858202EE86C2_label_en-US" xlink:label="lab_iac_TemporaryEquityPurchaseofInterest_77D842B4A2F0DA248D01858202EE86C2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Temporary Equity, Purchase of Interest </link:label>
<link:label id="lab_iac_TemporaryEquityPurchaseofInterest_77D842B4A2F0DA248D01858202EE86C2_documentation_en-US" xlink:label="lab_iac_TemporaryEquityPurchaseofInterest_77D842B4A2F0DA248D01858202EE86C2" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Temporary Equity, Purchase of Interest </link:label>
<link:loc xlink:href="iac-20161231.xsd#iac_TemporaryEquityPurchaseofInterest" xlink:label="loc_iac_TemporaryEquityPurchaseofInterest_77D842B4A2F0DA248D01858202EE86C2" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_iac_TemporaryEquityPurchaseofInterest_77D842B4A2F0DA248D01858202EE86C2" xlink:to="lab_iac_TemporaryEquityPurchaseofInterest_77D842B4A2F0DA248D01858202EE86C2" xlink:type="arc"/>
<link:label id="lab_iac_TemporaryEquityChangeinRedemptionValue_BECBA45307AF60770574858202EFD3D5_terseLabel_en-US" xlink:label="lab_iac_TemporaryEquityChangeinRedemptionValue_BECBA45307AF60770574858202EFD3D5" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Adjustment of redeemable noncontrolling interests and noncontrolling interests to fair value </link:label>
<link:label id="lab_iac_TemporaryEquityChangeinRedemptionValue_BECBA45307AF60770574858202EFD3D5_label_en-US" xlink:label="lab_iac_TemporaryEquityChangeinRedemptionValue_BECBA45307AF60770574858202EFD3D5" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Temporary Equity, Change in Redemption Value </link:label>
<link:label id="lab_iac_TemporaryEquityChangeinRedemptionValue_BECBA45307AF60770574858202EFD3D5_documentation_en-US" xlink:label="lab_iac_TemporaryEquityChangeinRedemptionValue_BECBA45307AF60770574858202EFD3D5" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Temporary Equity, Change in Redemption Value </link:label>
<link:loc xlink:href="iac-20161231.xsd#iac_TemporaryEquityChangeinRedemptionValue" xlink:label="loc_iac_TemporaryEquityChangeinRedemptionValue_BECBA45307AF60770574858202EFD3D5" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_iac_TemporaryEquityChangeinRedemptionValue_BECBA45307AF60770574858202EFD3D5" xlink:to="lab_iac_TemporaryEquityChangeinRedemptionValue_BECBA45307AF60770574858202EFD3D5" xlink:type="arc"/>
<link:label id="lab_iac_TemporaryEquityTransferfromPermanentEquitytoTemporaryEquity_8F427014EFF242CA6D33858202EFFA09_terseLabel_en-US" xlink:label="lab_iac_TemporaryEquityTransferfromPermanentEquitytoTemporaryEquity_8F427014EFF242CA6D33858202EFFA09" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Transfer from noncontrolling interests to redeemable noncontrolling interests </link:label>
<link:label id="lab_iac_TemporaryEquityTransferfromPermanentEquitytoTemporaryEquity_8F427014EFF242CA6D33858202EFFA09_label_en-US" xlink:label="lab_iac_TemporaryEquityTransferfromPermanentEquitytoTemporaryEquity_8F427014EFF242CA6D33858202EFFA09" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Temporary Equity, Transfer from Permanent Equity to Temporary Equity </link:label>
<link:label id="lab_iac_TemporaryEquityTransferfromPermanentEquitytoTemporaryEquity_8F427014EFF242CA6D33858202EFFA09_documentation_en-US" xlink:label="lab_iac_TemporaryEquityTransferfromPermanentEquitytoTemporaryEquity_8F427014EFF242CA6D33858202EFFA09" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Temporary Equity, Transfer from Permanent Equity to Temporary Equity </link:label>
<link:loc xlink:href="iac-20161231.xsd#iac_TemporaryEquityTransferfromPermanentEquitytoTemporaryEquity" xlink:label="loc_iac_TemporaryEquityTransferfromPermanentEquitytoTemporaryEquity_8F427014EFF242CA6D33858202EFFA09" xlink:type="locator"/>
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<link:label id="lab_us-gaap_TemporaryEquityOtherChanges_745480DC0779ABE378EB858202EF21A5_terseLabel_en-US" xlink:label="lab_us-gaap_TemporaryEquityOtherChanges_745480DC0779ABE378EB858202EF21A5" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Other </link:label>
<link:label id="lab_us-gaap_TemporaryEquityOtherChanges_745480DC0779ABE378EB858202EF21A5_label_en-US" xlink:label="lab_us-gaap_TemporaryEquityOtherChanges_745480DC0779ABE378EB858202EF21A5" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Temporary Equity, Other Changes </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_TemporaryEquityOtherChanges" xlink:label="loc_us-gaap_TemporaryEquityOtherChanges_745480DC0779ABE378EB858202EF21A5" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_TemporaryEquityOtherChanges_745480DC0779ABE378EB858202EF21A5" xlink:to="lab_us-gaap_TemporaryEquityOtherChanges_745480DC0779ABE378EB858202EF21A5" xlink:type="arc"/>
<link:label id="lab_us-gaap_RedeemableNoncontrollingInterestEquityCarryingAmount_85865037690DBA82AEA8858202EF2190_periodEndLabel_en-US" xlink:label="lab_us-gaap_RedeemableNoncontrollingInterestEquityCarryingAmount_85865037690DBA82AEA8858202EF2190" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:type="resource" xml:lang="en-US"> Balance at the end of period </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_RedeemableNoncontrollingInterestEquityCarryingAmount" xlink:label="loc_us-gaap_RedeemableNoncontrollingInterestEquityCarryingAmount_85865037690DBA82AEA8858202EF2190" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_RedeemableNoncontrollingInterestEquityCarryingAmount_85865037690DBA82AEA8858202EF2190" xlink:to="lab_us-gaap_RedeemableNoncontrollingInterestEquityCarryingAmount_85865037690DBA82AEA8858202EF2190" xlink:type="arc"/>
<link:label id="lab_us-gaap_ScheduleOfPropertyPlantAndEquipmentTable_D88EBA454882F22B47A23951D893640E_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfPropertyPlantAndEquipmentTable_D88EBA454882F22B47A23951D893640E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Property, Plant and Equipment [Table] </link:label>
<link:label id="lab_us-gaap_ScheduleOfPropertyPlantAndEquipmentTable_D88EBA454882F22B47A23951D893640E_label_en-US" xlink:label="lab_us-gaap_ScheduleOfPropertyPlantAndEquipmentTable_D88EBA454882F22B47A23951D893640E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Property, Plant and Equipment [Table] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ScheduleOfPropertyPlantAndEquipmentTable" xlink:label="loc_us-gaap_ScheduleOfPropertyPlantAndEquipmentTable_D88EBA454882F22B47A23951D893640E" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ScheduleOfPropertyPlantAndEquipmentTable_D88EBA454882F22B47A23951D893640E" xlink:to="lab_us-gaap_ScheduleOfPropertyPlantAndEquipmentTable_D88EBA454882F22B47A23951D893640E" xlink:type="arc"/>
<link:label id="lab_us-gaap_PropertyPlantAndEquipmentByTypeAxis_CC80970C67C85AAC62533951D893EBCA_terseLabel_en-US" xlink:label="lab_us-gaap_PropertyPlantAndEquipmentByTypeAxis_CC80970C67C85AAC62533951D893EBCA" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Property, Plant and Equipment, Type [Axis] </link:label>
<link:label id="lab_us-gaap_PropertyPlantAndEquipmentByTypeAxis_CC80970C67C85AAC62533951D893EBCA_label_en-US" xlink:label="lab_us-gaap_PropertyPlantAndEquipmentByTypeAxis_CC80970C67C85AAC62533951D893EBCA" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Property, Plant and Equipment, Type [Axis] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_PropertyPlantAndEquipmentByTypeAxis" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentByTypeAxis_CC80970C67C85AAC62533951D893EBCA" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentByTypeAxis_CC80970C67C85AAC62533951D893EBCA" xlink:to="lab_us-gaap_PropertyPlantAndEquipmentByTypeAxis_CC80970C67C85AAC62533951D893EBCA" xlink:type="arc"/>
<link:label id="lab_us-gaap_PropertyPlantAndEquipmentTypeDomain_B8D2A1F3E145833F1C383951D89428C0_terseLabel_en-US" xlink:label="lab_us-gaap_PropertyPlantAndEquipmentTypeDomain_B8D2A1F3E145833F1C383951D89428C0" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Property, Plant and Equipment, Type [Domain] </link:label>
<link:label id="lab_us-gaap_PropertyPlantAndEquipmentTypeDomain_B8D2A1F3E145833F1C383951D89428C0_label_en-US" xlink:label="lab_us-gaap_PropertyPlantAndEquipmentTypeDomain_B8D2A1F3E145833F1C383951D89428C0" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Property, Plant and Equipment, Type [Domain] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_PropertyPlantAndEquipmentTypeDomain" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentTypeDomain_B8D2A1F3E145833F1C383951D89428C0" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentTypeDomain_B8D2A1F3E145833F1C383951D89428C0" xlink:to="lab_us-gaap_PropertyPlantAndEquipmentTypeDomain_B8D2A1F3E145833F1C383951D89428C0" xlink:type="arc"/>
<link:label id="lab_iac_BuildingAndLeaseholdImprovementsMember_FF5D58900CCB96E613AE3951D8940B53_terseLabel_en-US" xlink:label="lab_iac_BuildingAndLeaseholdImprovementsMember_FF5D58900CCB96E613AE3951D8940B53" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Buildings and leasehold improvements </link:label>
<link:label id="lab_iac_BuildingAndLeaseholdImprovementsMember_FF5D58900CCB96E613AE3951D8940B53_label_en-US" xlink:label="lab_iac_BuildingAndLeaseholdImprovementsMember_FF5D58900CCB96E613AE3951D8940B53" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Building and Leasehold Improvements [Member] </link:label>
<link:label id="lab_iac_BuildingAndLeaseholdImprovementsMember_FF5D58900CCB96E613AE3951D8940B53_documentation_en-US" xlink:label="lab_iac_BuildingAndLeaseholdImprovementsMember_FF5D58900CCB96E613AE3951D8940B53" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Long lived, depreciable structure held for productive use including structure held by a lessee under a capital lease and any addition or improvement to assets held under lease arrangement (including addition or improvement to asset held by lessee under operating lease arrangement). </link:label>
<link:loc xlink:href="iac-20161231.xsd#iac_BuildingAndLeaseholdImprovementsMember" xlink:label="loc_iac_BuildingAndLeaseholdImprovementsMember_FF5D58900CCB96E613AE3951D8940B53" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_iac_BuildingAndLeaseholdImprovementsMember_FF5D58900CCB96E613AE3951D8940B53" xlink:to="lab_iac_BuildingAndLeaseholdImprovementsMember_FF5D58900CCB96E613AE3951D8940B53" xlink:type="arc"/>
<link:label id="lab_iac_ComputerEquipmentAndCapitalizedSoftwareMember_F491B1B65C22750FAD2A3951D894B0E1_terseLabel_en-US" xlink:label="lab_iac_ComputerEquipmentAndCapitalizedSoftwareMember_F491B1B65C22750FAD2A3951D894B0E1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Computer equipment and capitalized software </link:label>
<link:label id="lab_iac_ComputerEquipmentAndCapitalizedSoftwareMember_F491B1B65C22750FAD2A3951D894B0E1_label_en-US" xlink:label="lab_iac_ComputerEquipmentAndCapitalizedSoftwareMember_F491B1B65C22750FAD2A3951D894B0E1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Computer Equipment and Capitalized Software [Member] </link:label>
<link:label id="lab_iac_ComputerEquipmentAndCapitalizedSoftwareMember_F491B1B65C22750FAD2A3951D894B0E1_documentation_en-US" xlink:label="lab_iac_ComputerEquipmentAndCapitalizedSoftwareMember_F491B1B65C22750FAD2A3951D894B0E1" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Represents the information pertaining to computer equipment and capitalized software. </link:label>
<link:loc xlink:href="iac-20161231.xsd#iac_ComputerEquipmentAndCapitalizedSoftwareMember" xlink:label="loc_iac_ComputerEquipmentAndCapitalizedSoftwareMember_F491B1B65C22750FAD2A3951D894B0E1" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_iac_ComputerEquipmentAndCapitalizedSoftwareMember_F491B1B65C22750FAD2A3951D894B0E1" xlink:to="lab_iac_ComputerEquipmentAndCapitalizedSoftwareMember_F491B1B65C22750FAD2A3951D894B0E1" xlink:type="arc"/>
<link:label id="lab_iac_FurnitureAndOtherEquipmentMember_F6FD9FEC8CFB90B0B85D3951D8944FE1_terseLabel_en-US" xlink:label="lab_iac_FurnitureAndOtherEquipmentMember_F6FD9FEC8CFB90B0B85D3951D8944FE1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Furniture and other equipment </link:label>
<link:label id="lab_iac_FurnitureAndOtherEquipmentMember_F6FD9FEC8CFB90B0B85D3951D8944FE1_label_en-US" xlink:label="lab_iac_FurnitureAndOtherEquipmentMember_F6FD9FEC8CFB90B0B85D3951D8944FE1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Furniture and Other Equipment [Member] </link:label>
<link:label id="lab_iac_FurnitureAndOtherEquipmentMember_F6FD9FEC8CFB90B0B85D3951D8944FE1_documentation_en-US" xlink:label="lab_iac_FurnitureAndOtherEquipmentMember_F6FD9FEC8CFB90B0B85D3951D8944FE1" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Represents the information pertaining to furniture and other equipment. </link:label>
<link:loc xlink:href="iac-20161231.xsd#iac_FurnitureAndOtherEquipmentMember" xlink:label="loc_iac_FurnitureAndOtherEquipmentMember_F6FD9FEC8CFB90B0B85D3951D8944FE1" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_iac_FurnitureAndOtherEquipmentMember_F6FD9FEC8CFB90B0B85D3951D8944FE1" xlink:to="lab_iac_FurnitureAndOtherEquipmentMember_F6FD9FEC8CFB90B0B85D3951D8944FE1" xlink:type="arc"/>
<link:label id="lab_us-gaap_SoftwareAndSoftwareDevelopmentCostsMember_BA5DBDBC5043EFF5F4943951D8944968_terseLabel_en-US" xlink:label="lab_us-gaap_SoftwareAndSoftwareDevelopmentCostsMember_BA5DBDBC5043EFF5F4943951D8944968" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Software and software development costs </link:label>
<link:label id="lab_us-gaap_SoftwareAndSoftwareDevelopmentCostsMember_BA5DBDBC5043EFF5F4943951D8944968_label_en-US" xlink:label="lab_us-gaap_SoftwareAndSoftwareDevelopmentCostsMember_BA5DBDBC5043EFF5F4943951D8944968" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Software and Software Development Costs [Member] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_SoftwareAndSoftwareDevelopmentCostsMember" xlink:label="loc_us-gaap_SoftwareAndSoftwareDevelopmentCostsMember_BA5DBDBC5043EFF5F4943951D8944968" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_SoftwareAndSoftwareDevelopmentCostsMember_BA5DBDBC5043EFF5F4943951D8944968" xlink:to="lab_us-gaap_SoftwareAndSoftwareDevelopmentCostsMember_BA5DBDBC5043EFF5F4943951D8944968" xlink:type="arc"/>
<link:label id="lab_us-gaap_RangeAxis_A1B20A945070552C3D823951D894E0A5_terseLabel_en-US" xlink:label="lab_us-gaap_RangeAxis_A1B20A945070552C3D823951D894E0A5" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Range [Axis] </link:label>
<link:label id="lab_us-gaap_RangeAxis_A1B20A945070552C3D823951D894E0A5_label_en-US" xlink:label="lab_us-gaap_RangeAxis_A1B20A945070552C3D823951D894E0A5" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Range [Axis] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_RangeAxis" xlink:label="loc_us-gaap_RangeAxis_A1B20A945070552C3D823951D894E0A5" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_RangeAxis_A1B20A945070552C3D823951D894E0A5" xlink:to="lab_us-gaap_RangeAxis_A1B20A945070552C3D823951D894E0A5" xlink:type="arc"/>
<link:label id="lab_us-gaap_RangeMember_0953B0111495B109CCD03951D894141A_terseLabel_en-US" xlink:label="lab_us-gaap_RangeMember_0953B0111495B109CCD03951D894141A" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Range [Domain] </link:label>
<link:label id="lab_us-gaap_RangeMember_0953B0111495B109CCD03951D894141A_label_en-US" xlink:label="lab_us-gaap_RangeMember_0953B0111495B109CCD03951D894141A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Range [Domain] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_RangeMember" xlink:label="loc_us-gaap_RangeMember_0953B0111495B109CCD03951D894141A" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_RangeMember_0953B0111495B109CCD03951D894141A" xlink:to="lab_us-gaap_RangeMember_0953B0111495B109CCD03951D894141A" xlink:type="arc"/>
<link:label id="lab_us-gaap_MinimumMember_7E8DC1FF9E9971734FDF3951D89477D9_terseLabel_en-US" xlink:label="lab_us-gaap_MinimumMember_7E8DC1FF9E9971734FDF3951D89477D9" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Minimum </link:label>
<link:label id="lab_us-gaap_MinimumMember_7E8DC1FF9E9971734FDF3951D89477D9_label_en-US" xlink:label="lab_us-gaap_MinimumMember_7E8DC1FF9E9971734FDF3951D89477D9" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Minimum [Member] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_MinimumMember" xlink:label="loc_us-gaap_MinimumMember_7E8DC1FF9E9971734FDF3951D89477D9" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_MinimumMember_7E8DC1FF9E9971734FDF3951D89477D9" xlink:to="lab_us-gaap_MinimumMember_7E8DC1FF9E9971734FDF3951D89477D9" xlink:type="arc"/>
<link:label id="lab_us-gaap_MaximumMember_FB4F0DE8DB269AF9CC743951D8941C19_terseLabel_en-US" xlink:label="lab_us-gaap_MaximumMember_FB4F0DE8DB269AF9CC743951D8941C19" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Maximum </link:label>
<link:label id="lab_us-gaap_MaximumMember_FB4F0DE8DB269AF9CC743951D8941C19_label_en-US" xlink:label="lab_us-gaap_MaximumMember_FB4F0DE8DB269AF9CC743951D8941C19" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Maximum [Member] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_MaximumMember" xlink:label="loc_us-gaap_MaximumMember_FB4F0DE8DB269AF9CC743951D8941C19" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_MaximumMember_FB4F0DE8DB269AF9CC743951D8941C19" xlink:to="lab_us-gaap_MaximumMember_FB4F0DE8DB269AF9CC743951D8941C19" xlink:type="arc"/>
<link:label id="lab_us-gaap_PropertyPlantAndEquipmentLineItems_51FDF13706AA8C79AF023951D8949BAD_terseLabel_en-US" xlink:label="lab_us-gaap_PropertyPlantAndEquipmentLineItems_51FDF13706AA8C79AF023951D8949BAD" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Property and equipment, net: </link:label>
<link:label id="lab_us-gaap_PropertyPlantAndEquipmentLineItems_51FDF13706AA8C79AF023951D8949BAD_label_en-US" xlink:label="lab_us-gaap_PropertyPlantAndEquipmentLineItems_51FDF13706AA8C79AF023951D8949BAD" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Property, Plant and Equipment [Line Items] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_PropertyPlantAndEquipmentLineItems" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentLineItems_51FDF13706AA8C79AF023951D8949BAD" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentLineItems_51FDF13706AA8C79AF023951D8949BAD" xlink:to="lab_us-gaap_PropertyPlantAndEquipmentLineItems_51FDF13706AA8C79AF023951D8949BAD" xlink:type="arc"/>
<link:label id="lab_us-gaap_PropertyPlantAndEquipmentUsefulLife_0E1BD47C8AC9302EF7253951D894FA27_terseLabel_en-US" xlink:label="lab_us-gaap_PropertyPlantAndEquipmentUsefulLife_0E1BD47C8AC9302EF7253951D894FA27" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Estimated useful lives, minimum (in years) </link:label>
<link:label id="lab_us-gaap_PropertyPlantAndEquipmentUsefulLife_0E1BD47C8AC9302EF7253951D894FA27_label_en-US" xlink:label="lab_us-gaap_PropertyPlantAndEquipmentUsefulLife_0E1BD47C8AC9302EF7253951D894FA27" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Property, Plant and Equipment, Useful Life </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_PropertyPlantAndEquipmentUsefulLife" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentUsefulLife_0E1BD47C8AC9302EF7253951D894FA27" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentUsefulLife_0E1BD47C8AC9302EF7253951D894FA27" xlink:to="lab_us-gaap_PropertyPlantAndEquipmentUsefulLife_0E1BD47C8AC9302EF7253951D894FA27" xlink:type="arc"/>
<link:label id="lab_us-gaap_PropertyPlantAndEquipmentNet_69B98E80B1CD6A0F1F253951D894D6E0_positiveLabel_en-US" xlink:label="lab_us-gaap_PropertyPlantAndEquipmentNet_69B98E80B1CD6A0F1F253951D894D6E0" xlink:role="http://www.xbrl.org/2003/role/positiveLabel" xlink:type="resource" xml:lang="en-US"> Net book value </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_PropertyPlantAndEquipmentNet" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentNet_69B98E80B1CD6A0F1F253951D894D6E0" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentNet_69B98E80B1CD6A0F1F253951D894D6E0" xlink:to="lab_us-gaap_PropertyPlantAndEquipmentNet_69B98E80B1CD6A0F1F253951D894D6E0" xlink:type="arc"/>
<link:label id="lab_us-gaap_IncomeTaxDisclosureAbstract_427995E2E02C4049265B8081E4BE7D4C_label_en-US" xlink:label="lab_us-gaap_IncomeTaxDisclosureAbstract_427995E2E02C4049265B8081E4BE7D4C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Income Tax Disclosure [Abstract] </link:label>
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<link:label id="lab_us-gaap_GoodwillMember_C93F68BDACBBDF0048708166A3013D77_terseLabel_en-US" xlink:label="lab_us-gaap_GoodwillMember_C93F68BDACBBDF0048708166A3013D77" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Goodwill </link:label>
<link:label id="lab_us-gaap_GoodwillMember_C93F68BDACBBDF0048708166A3013D77_label_en-US" xlink:label="lab_us-gaap_GoodwillMember_C93F68BDACBBDF0048708166A3013D77" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Goodwill [Member] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_GoodwillMember" xlink:label="loc_us-gaap_GoodwillMember_C93F68BDACBBDF0048708166A3013D77" xlink:type="locator"/>
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<link:label id="lab_us-gaap_IndefinitelivedIntangibleAssetsMember_3DFDD5D5C6CD8C223B758166A3013F35_terseLabel_en-US" xlink:label="lab_us-gaap_IndefinitelivedIntangibleAssetsMember_3DFDD5D5C6CD8C223B758166A3013F35" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Indefinite-lived Intangible Assets </link:label>
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<link:label id="lab_us-gaap_ConsolidationItemsAxis_EA5AEE92AA85930348C38166A3012848_terseLabel_en-US" xlink:label="lab_us-gaap_ConsolidationItemsAxis_EA5AEE92AA85930348C38166A3012848" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Consolidation Items [Axis] </link:label>
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<link:label id="lab_iac_PublishingMember_C3BF392EA730E879F2628166A302E760_terseLabel_en-US" xlink:label="lab_iac_PublishingMember_C3BF392EA730E879F2628166A302E760" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Publishing </link:label>
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<link:label id="lab_iac_ApplicationsMember_D940185CAA1180120A0E8166A3028183_terseLabel_en-US" xlink:label="lab_iac_ApplicationsMember_D940185CAA1180120A0E8166A3028183" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Applications </link:label>
<link:label id="lab_iac_ApplicationsMember_D940185CAA1180120A0E8166A3028183_label_en-US" xlink:label="lab_iac_ApplicationsMember_D940185CAA1180120A0E8166A3028183" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Applications [Member] </link:label>
<link:label id="lab_iac_ApplicationsMember_D940185CAA1180120A0E8166A3028183_documentation_en-US" xlink:label="lab_iac_ApplicationsMember_D940185CAA1180120A0E8166A3028183" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Represents the businesses within the Applications segment of the entity. </link:label>
<link:loc xlink:href="iac-20161231.xsd#iac_ApplicationsMember" xlink:label="loc_iac_ApplicationsMember_D940185CAA1180120A0E8166A3028183" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_iac_ApplicationsMember_D940185CAA1180120A0E8166A3028183" xlink:to="lab_iac_ApplicationsMember_D940185CAA1180120A0E8166A3028183" xlink:type="arc"/>
<link:label id="lab_us-gaap_AllOtherSegmentsMember_9204B5F7CD9914AACC1F8166A30280A6_terseLabel_en-US" xlink:label="lab_us-gaap_AllOtherSegmentsMember_9204B5F7CD9914AACC1F8166A30280A6" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Other </link:label>
<link:label id="lab_us-gaap_AllOtherSegmentsMember_9204B5F7CD9914AACC1F8166A30280A6_label_en-US" xlink:label="lab_us-gaap_AllOtherSegmentsMember_9204B5F7CD9914AACC1F8166A30280A6" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Other Segments [Member] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_AllOtherSegmentsMember" xlink:label="loc_us-gaap_AllOtherSegmentsMember_9204B5F7CD9914AACC1F8166A30280A6" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AllOtherSegmentsMember_9204B5F7CD9914AACC1F8166A30280A6" xlink:to="lab_us-gaap_AllOtherSegmentsMember_9204B5F7CD9914AACC1F8166A30280A6" xlink:type="arc"/>
<link:label id="lab_us-gaap_SubsegmentsAxis_05FBE4B9626D4F16CC3A8166A30210B5_terseLabel_en-US" xlink:label="lab_us-gaap_SubsegmentsAxis_05FBE4B9626D4F16CC3A8166A30210B5" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Subsegments [Axis] </link:label>
<link:label id="lab_us-gaap_SubsegmentsAxis_05FBE4B9626D4F16CC3A8166A30210B5_label_en-US" xlink:label="lab_us-gaap_SubsegmentsAxis_05FBE4B9626D4F16CC3A8166A30210B5" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Subsegments [Axis] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_SubsegmentsAxis" xlink:label="loc_us-gaap_SubsegmentsAxis_05FBE4B9626D4F16CC3A8166A30210B5" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_SubsegmentsAxis_05FBE4B9626D4F16CC3A8166A30210B5" xlink:to="lab_us-gaap_SubsegmentsAxis_05FBE4B9626D4F16CC3A8166A30210B5" xlink:type="arc"/>
<link:label id="lab_us-gaap_SubsegmentsDomain_B88EFF590673442FB4548166A302A6B3_terseLabel_en-US" xlink:label="lab_us-gaap_SubsegmentsDomain_B88EFF590673442FB4548166A302A6B3" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Subsegments [Domain] </link:label>
<link:label id="lab_us-gaap_SubsegmentsDomain_B88EFF590673442FB4548166A302A6B3_label_en-US" xlink:label="lab_us-gaap_SubsegmentsDomain_B88EFF590673442FB4548166A302A6B3" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Subsegments [Domain] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_SubsegmentsDomain" xlink:label="loc_us-gaap_SubsegmentsDomain_B88EFF590673442FB4548166A302A6B3" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_SubsegmentsDomain_B88EFF590673442FB4548166A302A6B3" xlink:to="lab_us-gaap_SubsegmentsDomain_B88EFF590673442FB4548166A302A6B3" xlink:type="arc"/>
<link:label id="lab_iac_ShoeBuyMember_9C40CC9A0A884F0F0E878166A3024020_terseLabel_en-US" xlink:label="lab_iac_ShoeBuyMember_9C40CC9A0A884F0F0E878166A3024020" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> ShoeBuy </link:label>
<link:label id="lab_iac_ShoeBuyMember_9C40CC9A0A884F0F0E878166A3024020_label_en-US" xlink:label="lab_iac_ShoeBuyMember_9C40CC9A0A884F0F0E878166A3024020" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> ShoeBuy [Member] </link:label>
<link:label id="lab_iac_ShoeBuyMember_9C40CC9A0A884F0F0E878166A3024020_documentation_en-US" xlink:label="lab_iac_ShoeBuyMember_9C40CC9A0A884F0F0E878166A3024020" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Represents the information pertaining to ShoeBuy reporting unit (which is part of the eCommerce segment) of the entity. </link:label>
<link:loc xlink:href="iac-20161231.xsd#iac_ShoeBuyMember" xlink:label="loc_iac_ShoeBuyMember_9C40CC9A0A884F0F0E878166A3024020" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_iac_ShoeBuyMember_9C40CC9A0A884F0F0E878166A3024020" xlink:to="lab_iac_ShoeBuyMember_9C40CC9A0A884F0F0E878166A3024020" xlink:type="arc"/>
<link:label id="lab_us-gaap_DisposalGroupClassificationAxis_0D271FE2FB29EB3919688166A3027F53_terseLabel_en-US" xlink:label="lab_us-gaap_DisposalGroupClassificationAxis_0D271FE2FB29EB3919688166A3027F53" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Disposal Group Classification [Axis] </link:label>
<link:label id="lab_us-gaap_DisposalGroupClassificationAxis_0D271FE2FB29EB3919688166A3027F53_label_en-US" xlink:label="lab_us-gaap_DisposalGroupClassificationAxis_0D271FE2FB29EB3919688166A3027F53" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Disposal Group Classification [Axis] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_DisposalGroupClassificationAxis" xlink:label="loc_us-gaap_DisposalGroupClassificationAxis_0D271FE2FB29EB3919688166A3027F53" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DisposalGroupClassificationAxis_0D271FE2FB29EB3919688166A3027F53" xlink:to="lab_us-gaap_DisposalGroupClassificationAxis_0D271FE2FB29EB3919688166A3027F53" xlink:type="arc"/>
<link:label id="lab_us-gaap_DisposalGroupClassificationDomain_6C64F690131D0FFF576E8166A302EA63_terseLabel_en-US" xlink:label="lab_us-gaap_DisposalGroupClassificationDomain_6C64F690131D0FFF576E8166A302EA63" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Disposal Group Classification [Domain] </link:label>
<link:label id="lab_us-gaap_DisposalGroupClassificationDomain_6C64F690131D0FFF576E8166A302EA63_label_en-US" xlink:label="lab_us-gaap_DisposalGroupClassificationDomain_6C64F690131D0FFF576E8166A302EA63" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Disposal Group Classification [Domain] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_DisposalGroupClassificationDomain" xlink:label="loc_us-gaap_DisposalGroupClassificationDomain_6C64F690131D0FFF576E8166A302EA63" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DisposalGroupClassificationDomain_6C64F690131D0FFF576E8166A302EA63" xlink:to="lab_us-gaap_DisposalGroupClassificationDomain_6C64F690131D0FFF576E8166A302EA63" xlink:type="arc"/>
<link:label id="lab_us-gaap_DisposalGroupDisposedOfBySaleNotDiscontinuedOperationsMember_8B7019DAA1FFF59A99F08166A302A369_terseLabel_en-US" xlink:label="lab_us-gaap_DisposalGroupDisposedOfBySaleNotDiscontinuedOperationsMember_8B7019DAA1FFF59A99F08166A302A369" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Disposal Group, Disposed of by Sale, Not Discontinued Operations </link:label>
<link:label id="lab_us-gaap_DisposalGroupDisposedOfBySaleNotDiscontinuedOperationsMember_8B7019DAA1FFF59A99F08166A302A369_label_en-US" xlink:label="lab_us-gaap_DisposalGroupDisposedOfBySaleNotDiscontinuedOperationsMember_8B7019DAA1FFF59A99F08166A302A369" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Disposal Group, Disposed of by Sale, Not Discontinued Operations [Member] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_DisposalGroupDisposedOfBySaleNotDiscontinuedOperationsMember" xlink:label="loc_us-gaap_DisposalGroupDisposedOfBySaleNotDiscontinuedOperationsMember_8B7019DAA1FFF59A99F08166A302A369" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DisposalGroupDisposedOfBySaleNotDiscontinuedOperationsMember_8B7019DAA1FFF59A99F08166A302A369" xlink:to="lab_us-gaap_DisposalGroupDisposedOfBySaleNotDiscontinuedOperationsMember_8B7019DAA1FFF59A99F08166A302A369" xlink:type="arc"/>
<link:label id="lab_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis_CFDCCDFA8ACB2A5757EE8166A3026BC4_terseLabel_en-US" xlink:label="lab_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis_CFDCCDFA8ACB2A5757EE8166A3026BC4" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Disposal Group Name [Axis] </link:label>
<link:label id="lab_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis_CFDCCDFA8ACB2A5757EE8166A3026BC4_label_en-US" xlink:label="lab_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis_CFDCCDFA8ACB2A5757EE8166A3026BC4" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Disposal Group Name [Axis] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis" xlink:label="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis_CFDCCDFA8ACB2A5757EE8166A3026BC4" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis_CFDCCDFA8ACB2A5757EE8166A3026BC4" xlink:to="lab_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis_CFDCCDFA8ACB2A5757EE8166A3026BC4" xlink:type="arc"/>
<link:label id="lab_us-gaap_DisposalGroupsIncludingDiscontinuedOperationsNameDomain_F61CCB8908C234706CC38166A302B956_terseLabel_en-US" xlink:label="lab_us-gaap_DisposalGroupsIncludingDiscontinuedOperationsNameDomain_F61CCB8908C234706CC38166A302B956" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Disposal Group Name [Domain] </link:label>
<link:label id="lab_us-gaap_DisposalGroupsIncludingDiscontinuedOperationsNameDomain_F61CCB8908C234706CC38166A302B956_label_en-US" xlink:label="lab_us-gaap_DisposalGroupsIncludingDiscontinuedOperationsNameDomain_F61CCB8908C234706CC38166A302B956" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Disposal Group Name [Domain] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_DisposalGroupsIncludingDiscontinuedOperationsNameDomain" xlink:label="loc_us-gaap_DisposalGroupsIncludingDiscontinuedOperationsNameDomain_F61CCB8908C234706CC38166A302B956" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DisposalGroupsIncludingDiscontinuedOperationsNameDomain_F61CCB8908C234706CC38166A302B956" xlink:to="lab_us-gaap_DisposalGroupsIncludingDiscontinuedOperationsNameDomain_F61CCB8908C234706CC38166A302B956" xlink:type="arc"/>
<link:label id="lab_us-gaap_IncomeStatementLocationAxis_3D7C2A1158B2D6F3954D8166A3033A48_terseLabel_en-US" xlink:label="lab_us-gaap_IncomeStatementLocationAxis_3D7C2A1158B2D6F3954D8166A3033A48" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Income Statement Location [Axis] </link:label>
<link:label id="lab_us-gaap_IncomeStatementLocationAxis_3D7C2A1158B2D6F3954D8166A3033A48_label_en-US" xlink:label="lab_us-gaap_IncomeStatementLocationAxis_3D7C2A1158B2D6F3954D8166A3033A48" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Income Statement Location [Axis] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_IncomeStatementLocationAxis" xlink:label="loc_us-gaap_IncomeStatementLocationAxis_3D7C2A1158B2D6F3954D8166A3033A48" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_IncomeStatementLocationAxis_3D7C2A1158B2D6F3954D8166A3033A48" xlink:to="lab_us-gaap_IncomeStatementLocationAxis_3D7C2A1158B2D6F3954D8166A3033A48" xlink:type="arc"/>
<link:label id="lab_us-gaap_IncomeStatementLocationDomain_9AB809F55118252780E68166A30395EB_terseLabel_en-US" xlink:label="lab_us-gaap_IncomeStatementLocationDomain_9AB809F55118252780E68166A30395EB" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Income Statement Location [Domain] </link:label>
<link:label id="lab_us-gaap_IncomeStatementLocationDomain_9AB809F55118252780E68166A30395EB_label_en-US" xlink:label="lab_us-gaap_IncomeStatementLocationDomain_9AB809F55118252780E68166A30395EB" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Income Statement Location [Domain] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_IncomeStatementLocationDomain" xlink:label="loc_us-gaap_IncomeStatementLocationDomain_9AB809F55118252780E68166A30395EB" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_IncomeStatementLocationDomain_9AB809F55118252780E68166A30395EB" xlink:to="lab_us-gaap_IncomeStatementLocationDomain_9AB809F55118252780E68166A30395EB" xlink:type="arc"/>
<link:label id="lab_us-gaap_NonoperatingIncomeExpenseMember_A2580B65512C0036D2528166A303011C_terseLabel_en-US" xlink:label="lab_us-gaap_NonoperatingIncomeExpenseMember_A2580B65512C0036D2528166A303011C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Nonoperating Income (Expense) </link:label>
<link:label id="lab_us-gaap_NonoperatingIncomeExpenseMember_A2580B65512C0036D2528166A303011C_label_en-US" xlink:label="lab_us-gaap_NonoperatingIncomeExpenseMember_A2580B65512C0036D2528166A303011C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Nonoperating Income (Expense) [Member] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_NonoperatingIncomeExpenseMember" xlink:label="loc_us-gaap_NonoperatingIncomeExpenseMember_A2580B65512C0036D2528166A303011C" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_NonoperatingIncomeExpenseMember_A2580B65512C0036D2528166A303011C" xlink:to="lab_us-gaap_NonoperatingIncomeExpenseMember_A2580B65512C0036D2528166A303011C" xlink:type="arc"/>
<link:label id="lab_us-gaap_AccountingStandardsUpdate201503Member_2590F7F048AD5C5C337E8166A30307A1_terseLabel_en-US" xlink:label="lab_us-gaap_AccountingStandardsUpdate201503Member_2590F7F048AD5C5C337E8166A30307A1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Accounting Standards Update 2015-03 </link:label>
<link:label id="lab_us-gaap_AccountingStandardsUpdate201503Member_2590F7F048AD5C5C337E8166A30307A1_label_en-US" xlink:label="lab_us-gaap_AccountingStandardsUpdate201503Member_2590F7F048AD5C5C337E8166A30307A1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Accounting Standards Update 2015-03 [Member] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_AccountingStandardsUpdate201503Member" xlink:label="loc_us-gaap_AccountingStandardsUpdate201503Member_2590F7F048AD5C5C337E8166A30307A1" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AccountingStandardsUpdate201503Member_2590F7F048AD5C5C337E8166A30307A1" xlink:to="lab_us-gaap_AccountingStandardsUpdate201503Member_2590F7F048AD5C5C337E8166A30307A1" xlink:type="arc"/>
<link:label id="lab_us-gaap_LongTermDebtMember_6FC44A5BDC3FD99D4C1A8166A304D541_terseLabel_en-US" xlink:label="lab_us-gaap_LongTermDebtMember_6FC44A5BDC3FD99D4C1A8166A304D541" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Long-term debt </link:label>
<link:label id="lab_us-gaap_LongTermDebtMember_6FC44A5BDC3FD99D4C1A8166A304D541_label_en-US" xlink:label="lab_us-gaap_LongTermDebtMember_6FC44A5BDC3FD99D4C1A8166A304D541" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Long-term Debt [Member] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_LongTermDebtMember" xlink:label="loc_us-gaap_LongTermDebtMember_6FC44A5BDC3FD99D4C1A8166A304D541" xlink:type="locator"/>
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<link:label id="lab_us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis_64AD608325D526F90A168166A3043027_terseLabel_en-US" xlink:label="lab_us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis_64AD608325D526F90A168166A3043027" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Finite-Lived Intangible Assets by Major Class [Axis] </link:label>
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<link:label id="lab_us-gaap_TradeNamesMember_310EE8FAC1DED76890998166A304C064_terseLabel_en-US" xlink:label="lab_us-gaap_TradeNamesMember_310EE8FAC1DED76890998166A304C064" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Trade names </link:label>
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<link:label id="lab_us-gaap_FairValueInputsDiscountRate_EC079FC7876ED85B2F9A8166A30475C5_label_en-US" xlink:label="lab_us-gaap_FairValueInputsDiscountRate_EC079FC7876ED85B2F9A8166A30475C5" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Fair Value Inputs, Discount Rate </link:label>
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<link:label id="lab_iac_CapitalizeAccessFeesUsefulLife_F27E55E3AFC1045EDC2D8166A390BDD1_terseLabel_en-US" xlink:label="lab_iac_CapitalizeAccessFeesUsefulLife_F27E55E3AFC1045EDC2D8166A390BDD1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Amortization period for capitalized access fees (in months) </link:label>
<link:label id="lab_iac_CapitalizeAccessFeesUsefulLife_F27E55E3AFC1045EDC2D8166A390BDD1_label_en-US" xlink:label="lab_iac_CapitalizeAccessFeesUsefulLife_F27E55E3AFC1045EDC2D8166A390BDD1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Capitalize Access Fees, Useful Life </link:label>
<link:label id="lab_iac_CapitalizeAccessFeesUsefulLife_F27E55E3AFC1045EDC2D8166A390BDD1_documentation_en-US" xlink:label="lab_iac_CapitalizeAccessFeesUsefulLife_F27E55E3AFC1045EDC2D8166A390BDD1" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> The useful life of capitalized costs associated with certain distribution arrangements that require a fee per access point delivered, over which amortization is recognized. </link:label>
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<link:label id="lab_us-gaap_OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentBeforeTaxPeriodIncreaseDecreaseAbstract_F4CAA895818115ED7B7C8166A390FDBD_terseLabel_en-US" xlink:label="lab_us-gaap_OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentBeforeTaxPeriodIncreaseDecreaseAbstract_F4CAA895818115ED7B7C8166A390FDBD" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Foreign Currency Translation and Transaction Gains and Losses </link:label>
<link:label id="lab_us-gaap_OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentBeforeTaxPeriodIncreaseDecreaseAbstract_F4CAA895818115ED7B7C8166A390FDBD_label_en-US" xlink:label="lab_us-gaap_OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentBeforeTaxPeriodIncreaseDecreaseAbstract_F4CAA895818115ED7B7C8166A390FDBD" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, before Tax [Abstract] </link:label>
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<link:label id="lab_us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationReclassificationAdjustmentFromAOCIRealizedUponSaleOrLiquidationBeforeTax_1A8095A0D03E077F6C8A8166A390C75B_terseLabel_en-US" xlink:label="lab_us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationReclassificationAdjustmentFromAOCIRealizedUponSaleOrLiquidationBeforeTax_1A8095A0D03E077F6C8A8166A390C75B" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Translation gains and losses related to foreign entities </link:label>
<link:label id="lab_us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationReclassificationAdjustmentFromAOCIRealizedUponSaleOrLiquidationBeforeTax_1A8095A0D03E077F6C8A8166A390C75B_label_en-US" xlink:label="lab_us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationReclassificationAdjustmentFromAOCIRealizedUponSaleOrLiquidationBeforeTax_1A8095A0D03E077F6C8A8166A390C75B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Reclassification Adjustment from AOCI, Realized upon Sale or Liquidation, before Tax </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationReclassificationAdjustmentFromAOCIRealizedUponSaleOrLiquidationBeforeTax" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationReclassificationAdjustmentFromAOCIRealizedUponSaleOrLiquidationBeforeTax_1A8095A0D03E077F6C8A8166A390C75B" xlink:type="locator"/>
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<link:label id="lab_us-gaap_RedeemableNoncontrollingInterestEquityCarryingAmountAbstract_B245EEACC43F6A83F6E68166A3906421_terseLabel_en-US" xlink:label="lab_us-gaap_RedeemableNoncontrollingInterestEquityCarryingAmountAbstract_B245EEACC43F6A83F6E68166A3906421" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Redeemable Noncontrolling Interest </link:label>
<link:label id="lab_us-gaap_RedeemableNoncontrollingInterestEquityCarryingAmountAbstract_B245EEACC43F6A83F6E68166A3906421_label_en-US" xlink:label="lab_us-gaap_RedeemableNoncontrollingInterestEquityCarryingAmountAbstract_B245EEACC43F6A83F6E68166A3906421" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Redeemable Noncontrolling Interest, Equity, Carrying Amount [Abstract] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_RedeemableNoncontrollingInterestEquityCarryingAmountAbstract" xlink:label="loc_us-gaap_RedeemableNoncontrollingInterestEquityCarryingAmountAbstract_B245EEACC43F6A83F6E68166A3906421" xlink:type="locator"/>
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<link:label id="lab_iac_NumberofPutandCallArrangementsExercised_1C5042BF34906E38C5278166A3906DA2_terseLabel_en-US" xlink:label="lab_iac_NumberofPutandCallArrangementsExercised_1C5042BF34906E38C5278166A3906DA2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Number of put and call arrangements that became exercisable </link:label>
<link:label id="lab_iac_NumberofPutandCallArrangementsExercised_1C5042BF34906E38C5278166A3906DA2_label_en-US" xlink:label="lab_iac_NumberofPutandCallArrangementsExercised_1C5042BF34906E38C5278166A3906DA2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Number of Put and Call Arrangements Exercised </link:label>
<link:label id="lab_iac_NumberofPutandCallArrangementsExercised_1C5042BF34906E38C5278166A3906DA2_documentation_en-US" xlink:label="lab_iac_NumberofPutandCallArrangementsExercised_1C5042BF34906E38C5278166A3906DA2" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Represents the number of put and call arrangements that were exercised during the year. </link:label>
<link:loc xlink:href="iac-20161231.xsd#iac_NumberofPutandCallArrangementsExercised" xlink:label="loc_iac_NumberofPutandCallArrangementsExercised_1C5042BF34906E38C5278166A3906DA2" xlink:type="locator"/>
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<link:label id="lab_us-gaap_NewAccountingPronouncementsAndChangesInAccountingPrinciplesAbstract_48AB9B591FDDEAD11FC88166A39024FD_terseLabel_en-US" xlink:label="lab_us-gaap_NewAccountingPronouncementsAndChangesInAccountingPrinciplesAbstract_48AB9B591FDDEAD11FC88166A39024FD" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Accounting Pronouncements Adopted </link:label>
<link:label id="lab_us-gaap_NewAccountingPronouncementsAndChangesInAccountingPrinciplesAbstract_48AB9B591FDDEAD11FC88166A39024FD_label_en-US" xlink:label="lab_us-gaap_NewAccountingPronouncementsAndChangesInAccountingPrinciplesAbstract_48AB9B591FDDEAD11FC88166A39024FD" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> New Accounting Pronouncements and Changes in Accounting Principles [Abstract] </link:label>
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<link:label id="lab_us-gaap_DeferredFinanceCostsNet_70139BDF58C2358C12618166A3902A22_verboseLabel_en-US" xlink:label="lab_us-gaap_DeferredFinanceCostsNet_70139BDF58C2358C12618166A3902A22" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Debt issuance costs </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_DeferredFinanceCostsNet" xlink:label="loc_us-gaap_DeferredFinanceCostsNet_70139BDF58C2358C12618166A3902A22" xlink:type="locator"/>
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<link:label id="lab_us-gaap_StatementOfIncomeAndComprehensiveIncomeAbstract_7DFCD16A178F78F476A848624E8E139E_label_en-US" xlink:label="lab_us-gaap_StatementOfIncomeAndComprehensiveIncomeAbstract_7DFCD16A178F78F476A848624E8E139E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Statement of Comprehensive Income [Abstract] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_StatementOfIncomeAndComprehensiveIncomeAbstract" xlink:label="loc_us-gaap_StatementOfIncomeAndComprehensiveIncomeAbstract_7DFCD16A178F78F476A848624E8E139E" xlink:type="locator"/>
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<link:label id="lab_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPeriodIncreaseDecreaseAbstract_A50D0C9A60052DE1F44248624E8E9012_terseLabel_en-US" xlink:label="lab_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPeriodIncreaseDecreaseAbstract_A50D0C9A60052DE1F44248624E8E9012" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Other comprehensive (loss) income, net of tax: </link:label>
<link:label id="lab_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPeriodIncreaseDecreaseAbstract_A50D0C9A60052DE1F44248624E8E9012_label_en-US" xlink:label="lab_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPeriodIncreaseDecreaseAbstract_A50D0C9A60052DE1F44248624E8E9012" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Other Comprehensive Income (Loss), Net of Tax [Abstract] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_OtherComprehensiveIncomeLossNetOfTaxPeriodIncreaseDecreaseAbstract" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPeriodIncreaseDecreaseAbstract_A50D0C9A60052DE1F44248624E8E9012" xlink:type="locator"/>
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<link:label id="lab_us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax_EC33E13D9C078D284E6F48624E8EA3C6_terseLabel_en-US" xlink:label="lab_us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax_EC33E13D9C078D284E6F48624E8EA3C6" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Change in foreign currency translation adjustment (a) </link:label>
<link:label id="lab_us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax_EC33E13D9C078D284E6F48624E8EA3C6_label_en-US" xlink:label="lab_us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax_EC33E13D9C078D284E6F48624E8EA3C6" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, Net of Tax </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax_EC33E13D9C078D284E6F48624E8EA3C6" xlink:type="locator"/>
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<link:label id="lab_us-gaap_AvailableForSaleSecuritiesChangeInNetUnrealizedHoldingGainLossNetOfTax_51CA97F71293CCAC06D748624E8F9F72_terseLabel_en-US" xlink:label="lab_us-gaap_AvailableForSaleSecuritiesChangeInNetUnrealizedHoldingGainLossNetOfTax_51CA97F71293CCAC06D748624E8F9F72" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Change in unrealized gains and losses of available-for-sale securities (net of tax benefits of $884 and $1,852 in 2016 and 2014, respectively, and tax provision of $576 in 2015) (b) </link:label>
<link:label id="lab_us-gaap_AvailableForSaleSecuritiesChangeInNetUnrealizedHoldingGainLossNetOfTax_51CA97F71293CCAC06D748624E8F9F72_label_en-US" xlink:label="lab_us-gaap_AvailableForSaleSecuritiesChangeInNetUnrealizedHoldingGainLossNetOfTax_51CA97F71293CCAC06D748624E8F9F72" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Available-for-sale Securities, Change in Net Unrealized Holding Gain (Loss), Net of Tax </link:label>
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<link:label id="lab_us-gaap_OtherComprehensiveIncomeLossNetOfTax_1D3E3A33E3E67EFEA73348624E8FF7F9_totalLabel_en-US" xlink:label="lab_us-gaap_OtherComprehensiveIncomeLossNetOfTax_1D3E3A33E3E67EFEA73348624E8FF7F9" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US"> Total other comprehensive loss </link:label>
<link:label id="lab_us-gaap_OtherComprehensiveIncomeLossNetOfTax_1D3E3A33E3E67EFEA73348624E8FF7F9_label_en-US" xlink:label="lab_us-gaap_OtherComprehensiveIncomeLossNetOfTax_1D3E3A33E3E67EFEA73348624E8FF7F9" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Other Comprehensive Income (Loss), Net of Tax </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_OtherComprehensiveIncomeLossNetOfTax" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTax_1D3E3A33E3E67EFEA73348624E8FF7F9" xlink:type="locator"/>
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<link:label id="lab_us-gaap_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest_714459F11FEBD2D3024A48624E8F4E8F_totalLabel_en-US" xlink:label="lab_us-gaap_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest_714459F11FEBD2D3024A48624E8F4E8F" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US"> Comprehensive (loss) income </link:label>
<link:label id="lab_us-gaap_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest_714459F11FEBD2D3024A48624E8F4E8F_label_en-US" xlink:label="lab_us-gaap_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest_714459F11FEBD2D3024A48624E8F4E8F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Comprehensive Income (Loss), Net of Tax, Including Portion Attributable to Noncontrolling Interest </link:label>
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<link:label id="lab_us-gaap_CustomerRelationshipsMember_AC6280F5093F1393EC4E44A7AF560E9C_terseLabel_en-US" xlink:label="lab_us-gaap_CustomerRelationshipsMember_AC6280F5093F1393EC4E44A7AF560E9C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Customer relationships </link:label>
<link:label id="lab_us-gaap_CustomerRelationshipsMember_AC6280F5093F1393EC4E44A7AF560E9C_label_en-US" xlink:label="lab_us-gaap_CustomerRelationshipsMember_AC6280F5093F1393EC4E44A7AF560E9C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Customer Relationships [Member] </link:label>
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<link:label id="lab_us-gaap_DevelopedTechnologyRightsMember_F970D419560F2FF10D7B44A7AF5609B3_terseLabel_en-US" xlink:label="lab_us-gaap_DevelopedTechnologyRightsMember_F970D419560F2FF10D7B44A7AF5609B3" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Developed technology </link:label>
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<link:label id="lab_us-gaap_BusinessAcquisitionLineItems_31FB099D894C47003EEB44A7AF570A17_terseLabel_en-US" xlink:label="lab_us-gaap_BusinessAcquisitionLineItems_31FB099D894C47003EEB44A7AF570A17" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Business Acquisition </link:label>
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<link:label id="lab_us-gaap_AcquiredFiniteLivedIntangibleAssetsWeightedAverageUsefulLife_5E767769E04AB0F21DE444A7AF57555B_terseLabel_en-US" xlink:label="lab_us-gaap_AcquiredFiniteLivedIntangibleAssetsWeightedAverageUsefulLife_5E767769E04AB0F21DE444A7AF57555B" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Estimated weighted-average useful life (in years) </link:label>
<link:label id="lab_us-gaap_AcquiredFiniteLivedIntangibleAssetsWeightedAverageUsefulLife_5E767769E04AB0F21DE444A7AF57555B_label_en-US" xlink:label="lab_us-gaap_AcquiredFiniteLivedIntangibleAssetsWeightedAverageUsefulLife_5E767769E04AB0F21DE444A7AF57555B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Acquired Finite-lived Intangible Assets, Weighted Average Useful Life </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_AcquiredFiniteLivedIntangibleAssetsWeightedAverageUsefulLife" xlink:label="loc_us-gaap_AcquiredFiniteLivedIntangibleAssetsWeightedAverageUsefulLife_5E767769E04AB0F21DE444A7AF57555B" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AcquiredFiniteLivedIntangibleAssetsWeightedAverageUsefulLife_5E767769E04AB0F21DE444A7AF57555B" xlink:to="lab_us-gaap_AcquiredFiniteLivedIntangibleAssetsWeightedAverageUsefulLife_5E767769E04AB0F21DE444A7AF57555B" xlink:type="arc"/>
<link:label id="lab_us-gaap_CommitmentsAndContingenciesDisclosureAbstract_CDF5CFEC6C13F57D419D35C2E048E0FC_label_en-US" xlink:label="lab_us-gaap_CommitmentsAndContingenciesDisclosureAbstract_CDF5CFEC6C13F57D419D35C2E048E0FC" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Commitments and Contingencies Disclosure [Abstract] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_CommitmentsAndContingenciesDisclosureAbstract" xlink:label="loc_us-gaap_CommitmentsAndContingenciesDisclosureAbstract_CDF5CFEC6C13F57D419D35C2E048E0FC" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_CommitmentsAndContingenciesDisclosureAbstract_CDF5CFEC6C13F57D419D35C2E048E0FC" xlink:to="lab_us-gaap_CommitmentsAndContingenciesDisclosureAbstract_CDF5CFEC6C13F57D419D35C2E048E0FC" xlink:type="arc"/>
<link:label id="lab_us-gaap_OperatingLeasesFutureMinimumPaymentsDueAbstract_98CCABAD59D2CB1DBFFE35C2E048853A_terseLabel_en-US" xlink:label="lab_us-gaap_OperatingLeasesFutureMinimumPaymentsDueAbstract_98CCABAD59D2CB1DBFFE35C2E048853A" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Future Minimum Payments Under Operating Lease Agreements </link:label>
<link:label id="lab_us-gaap_OperatingLeasesFutureMinimumPaymentsDueAbstract_98CCABAD59D2CB1DBFFE35C2E048853A_label_en-US" xlink:label="lab_us-gaap_OperatingLeasesFutureMinimumPaymentsDueAbstract_98CCABAD59D2CB1DBFFE35C2E048853A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Operating Leases, Future Minimum Payments Due, Fiscal Year Maturity [Abstract] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_OperatingLeasesFutureMinimumPaymentsDueAbstract" xlink:label="loc_us-gaap_OperatingLeasesFutureMinimumPaymentsDueAbstract_98CCABAD59D2CB1DBFFE35C2E048853A" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OperatingLeasesFutureMinimumPaymentsDueAbstract_98CCABAD59D2CB1DBFFE35C2E048853A" xlink:to="lab_us-gaap_OperatingLeasesFutureMinimumPaymentsDueAbstract_98CCABAD59D2CB1DBFFE35C2E048853A" xlink:type="arc"/>
<link:label id="lab_us-gaap_OperatingLeasesFutureMinimumPaymentsDueCurrent_B8BC7B428FA1972CBFF335C2E04847F1_terseLabel_en-US" xlink:label="lab_us-gaap_OperatingLeasesFutureMinimumPaymentsDueCurrent_B8BC7B428FA1972CBFF335C2E04847F1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> 2017 </link:label>
<link:label id="lab_us-gaap_OperatingLeasesFutureMinimumPaymentsDueCurrent_B8BC7B428FA1972CBFF335C2E04847F1_label_en-US" xlink:label="lab_us-gaap_OperatingLeasesFutureMinimumPaymentsDueCurrent_B8BC7B428FA1972CBFF335C2E04847F1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Operating Leases, Future Minimum Payments Due, Next Twelve Months </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_OperatingLeasesFutureMinimumPaymentsDueCurrent" xlink:label="loc_us-gaap_OperatingLeasesFutureMinimumPaymentsDueCurrent_B8BC7B428FA1972CBFF335C2E04847F1" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OperatingLeasesFutureMinimumPaymentsDueCurrent_B8BC7B428FA1972CBFF335C2E04847F1" xlink:to="lab_us-gaap_OperatingLeasesFutureMinimumPaymentsDueCurrent_B8BC7B428FA1972CBFF335C2E04847F1" xlink:type="arc"/>
<link:label id="lab_us-gaap_OperatingLeasesFutureMinimumPaymentsDueInTwoYears_F85F225798BA7608A40735C2E0483F28_terseLabel_en-US" xlink:label="lab_us-gaap_OperatingLeasesFutureMinimumPaymentsDueInTwoYears_F85F225798BA7608A40735C2E0483F28" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> 2018 </link:label>
<link:label id="lab_us-gaap_OperatingLeasesFutureMinimumPaymentsDueInTwoYears_F85F225798BA7608A40735C2E0483F28_label_en-US" xlink:label="lab_us-gaap_OperatingLeasesFutureMinimumPaymentsDueInTwoYears_F85F225798BA7608A40735C2E0483F28" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Operating Leases, Future Minimum Payments, Due in Two Years </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_OperatingLeasesFutureMinimumPaymentsDueInTwoYears" xlink:label="loc_us-gaap_OperatingLeasesFutureMinimumPaymentsDueInTwoYears_F85F225798BA7608A40735C2E0483F28" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OperatingLeasesFutureMinimumPaymentsDueInTwoYears_F85F225798BA7608A40735C2E0483F28" xlink:to="lab_us-gaap_OperatingLeasesFutureMinimumPaymentsDueInTwoYears_F85F225798BA7608A40735C2E0483F28" xlink:type="arc"/>
<link:label id="lab_us-gaap_OperatingLeasesFutureMinimumPaymentsDueInThreeYears_8F970826801C8082C3B735C2E048523F_terseLabel_en-US" xlink:label="lab_us-gaap_OperatingLeasesFutureMinimumPaymentsDueInThreeYears_8F970826801C8082C3B735C2E048523F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> 2019 </link:label>
<link:label id="lab_us-gaap_OperatingLeasesFutureMinimumPaymentsDueInThreeYears_8F970826801C8082C3B735C2E048523F_label_en-US" xlink:label="lab_us-gaap_OperatingLeasesFutureMinimumPaymentsDueInThreeYears_8F970826801C8082C3B735C2E048523F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Operating Leases, Future Minimum Payments, Due in Three Years </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_OperatingLeasesFutureMinimumPaymentsDueInThreeYears" xlink:label="loc_us-gaap_OperatingLeasesFutureMinimumPaymentsDueInThreeYears_8F970826801C8082C3B735C2E048523F" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OperatingLeasesFutureMinimumPaymentsDueInThreeYears_8F970826801C8082C3B735C2E048523F" xlink:to="lab_us-gaap_OperatingLeasesFutureMinimumPaymentsDueInThreeYears_8F970826801C8082C3B735C2E048523F" xlink:type="arc"/>
<link:label id="lab_us-gaap_OperatingLeasesFutureMinimumPaymentsDueInFourYears_31678A784184CC22AA2B35C2E048D7D1_terseLabel_en-US" xlink:label="lab_us-gaap_OperatingLeasesFutureMinimumPaymentsDueInFourYears_31678A784184CC22AA2B35C2E048D7D1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> 2020 </link:label>
<link:label id="lab_us-gaap_OperatingLeasesFutureMinimumPaymentsDueInFourYears_31678A784184CC22AA2B35C2E048D7D1_label_en-US" xlink:label="lab_us-gaap_OperatingLeasesFutureMinimumPaymentsDueInFourYears_31678A784184CC22AA2B35C2E048D7D1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Operating Leases, Future Minimum Payments, Due in Four Years </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_OperatingLeasesFutureMinimumPaymentsDueInFourYears" xlink:label="loc_us-gaap_OperatingLeasesFutureMinimumPaymentsDueInFourYears_31678A784184CC22AA2B35C2E048D7D1" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OperatingLeasesFutureMinimumPaymentsDueInFourYears_31678A784184CC22AA2B35C2E048D7D1" xlink:to="lab_us-gaap_OperatingLeasesFutureMinimumPaymentsDueInFourYears_31678A784184CC22AA2B35C2E048D7D1" xlink:type="arc"/>
<link:label id="lab_us-gaap_OperatingLeasesFutureMinimumPaymentsDueInFiveYears_6A22ADA6D47A9148642E35C2E048F28F_terseLabel_en-US" xlink:label="lab_us-gaap_OperatingLeasesFutureMinimumPaymentsDueInFiveYears_6A22ADA6D47A9148642E35C2E048F28F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> 2021 </link:label>
<link:label id="lab_us-gaap_OperatingLeasesFutureMinimumPaymentsDueInFiveYears_6A22ADA6D47A9148642E35C2E048F28F_label_en-US" xlink:label="lab_us-gaap_OperatingLeasesFutureMinimumPaymentsDueInFiveYears_6A22ADA6D47A9148642E35C2E048F28F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Operating Leases, Future Minimum Payments, Due in Five Years </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_OperatingLeasesFutureMinimumPaymentsDueInFiveYears" xlink:label="loc_us-gaap_OperatingLeasesFutureMinimumPaymentsDueInFiveYears_6A22ADA6D47A9148642E35C2E048F28F" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OperatingLeasesFutureMinimumPaymentsDueInFiveYears_6A22ADA6D47A9148642E35C2E048F28F" xlink:to="lab_us-gaap_OperatingLeasesFutureMinimumPaymentsDueInFiveYears_6A22ADA6D47A9148642E35C2E048F28F" xlink:type="arc"/>
<link:label id="lab_us-gaap_OperatingLeasesFutureMinimumPaymentsDueThereafter_03C5337252634740206235C2E0485589_terseLabel_en-US" xlink:label="lab_us-gaap_OperatingLeasesFutureMinimumPaymentsDueThereafter_03C5337252634740206235C2E0485589" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Thereafter </link:label>
<link:label id="lab_us-gaap_OperatingLeasesFutureMinimumPaymentsDueThereafter_03C5337252634740206235C2E0485589_label_en-US" xlink:label="lab_us-gaap_OperatingLeasesFutureMinimumPaymentsDueThereafter_03C5337252634740206235C2E0485589" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Operating Leases, Future Minimum Payments, Due Thereafter </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_OperatingLeasesFutureMinimumPaymentsDueThereafter" xlink:label="loc_us-gaap_OperatingLeasesFutureMinimumPaymentsDueThereafter_03C5337252634740206235C2E0485589" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OperatingLeasesFutureMinimumPaymentsDueThereafter_03C5337252634740206235C2E0485589" xlink:to="lab_us-gaap_OperatingLeasesFutureMinimumPaymentsDueThereafter_03C5337252634740206235C2E0485589" xlink:type="arc"/>
<link:label id="lab_us-gaap_OperatingLeasesFutureMinimumPaymentsDue_EAB85F2A0B0A040AB61D35C2E048C952_totalLabel_en-US" xlink:label="lab_us-gaap_OperatingLeasesFutureMinimumPaymentsDue_EAB85F2A0B0A040AB61D35C2E048C952" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US"> Total </link:label>
<link:label id="lab_us-gaap_OperatingLeasesFutureMinimumPaymentsDue_EAB85F2A0B0A040AB61D35C2E048C952_label_en-US" xlink:label="lab_us-gaap_OperatingLeasesFutureMinimumPaymentsDue_EAB85F2A0B0A040AB61D35C2E048C952" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Operating Leases, Future Minimum Payments Due </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_OperatingLeasesFutureMinimumPaymentsDue" xlink:label="loc_us-gaap_OperatingLeasesFutureMinimumPaymentsDue_EAB85F2A0B0A040AB61D35C2E048C952" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OperatingLeasesFutureMinimumPaymentsDue_EAB85F2A0B0A040AB61D35C2E048C952" xlink:to="lab_us-gaap_OperatingLeasesFutureMinimumPaymentsDue_EAB85F2A0B0A040AB61D35C2E048C952" xlink:type="arc"/>
<link:label id="lab_us-gaap_OperatingLeasesRentExpenseNet_B2AD32EAC234A7B1C83D35C2E048FC9F_terseLabel_en-US" xlink:label="lab_us-gaap_OperatingLeasesRentExpenseNet_B2AD32EAC234A7B1C83D35C2E048FC9F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Expenses charged to operations under operating lease agreements </link:label>
<link:label id="lab_us-gaap_OperatingLeasesRentExpenseNet_B2AD32EAC234A7B1C83D35C2E048FC9F_label_en-US" xlink:label="lab_us-gaap_OperatingLeasesRentExpenseNet_B2AD32EAC234A7B1C83D35C2E048FC9F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Operating Leases, Rent Expense, Net </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_OperatingLeasesRentExpenseNet" xlink:label="loc_us-gaap_OperatingLeasesRentExpenseNet_B2AD32EAC234A7B1C83D35C2E048FC9F" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OperatingLeasesRentExpenseNet_B2AD32EAC234A7B1C83D35C2E048FC9F" xlink:to="lab_us-gaap_OperatingLeasesRentExpenseNet_B2AD32EAC234A7B1C83D35C2E048FC9F" xlink:type="arc"/>
<link:label id="lab_iac_OperatingLeasesMostSignificantOperatingLeasePeriod_5995135FED2435756A1935C2E048855D_terseLabel_en-US" xlink:label="lab_iac_OperatingLeasesMostSignificantOperatingLeasePeriod_5995135FED2435756A1935C2E048855D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Period of most significant operating leases (in years) </link:label>
<link:label id="lab_iac_OperatingLeasesMostSignificantOperatingLeasePeriod_5995135FED2435756A1935C2E048855D_label_en-US" xlink:label="lab_iac_OperatingLeasesMostSignificantOperatingLeasePeriod_5995135FED2435756A1935C2E048855D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Operating Leases Most Significant Operating Lease Period </link:label>
<link:label id="lab_iac_OperatingLeasesMostSignificantOperatingLeasePeriod_5995135FED2435756A1935C2E048855D_documentation_en-US" xlink:label="lab_iac_OperatingLeasesMostSignificantOperatingLeasePeriod_5995135FED2435756A1935C2E048855D" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Represents the lease period of the most significant operating lease of the entity. </link:label>
<link:loc xlink:href="iac-20161231.xsd#iac_OperatingLeasesMostSignificantOperatingLeasePeriod" xlink:label="loc_iac_OperatingLeasesMostSignificantOperatingLeasePeriod_5995135FED2435756A1935C2E048855D" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_iac_OperatingLeasesMostSignificantOperatingLeasePeriod_5995135FED2435756A1935C2E048855D" xlink:to="lab_iac_OperatingLeasesMostSignificantOperatingLeasePeriod_5995135FED2435756A1935C2E048855D" xlink:type="arc"/>
<link:label id="lab_iac_OperatingLeasesMostSignificantOperatingLeasePercentage_FAF002A9D9F37659584335C2E0485BBF_terseLabel_en-US" xlink:label="lab_iac_OperatingLeasesMostSignificantOperatingLeasePercentage_FAF002A9D9F37659584335C2E0485BBF" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Percentage of most significant operating leases </link:label>
<link:label id="lab_iac_OperatingLeasesMostSignificantOperatingLeasePercentage_FAF002A9D9F37659584335C2E0485BBF_label_en-US" xlink:label="lab_iac_OperatingLeasesMostSignificantOperatingLeasePercentage_FAF002A9D9F37659584335C2E0485BBF" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Operating Leases Most Significant Operating Lease Percentage </link:label>
<link:label id="lab_iac_OperatingLeasesMostSignificantOperatingLeasePercentage_FAF002A9D9F37659584335C2E0485BBF_documentation_en-US" xlink:label="lab_iac_OperatingLeasesMostSignificantOperatingLeasePercentage_FAF002A9D9F37659584335C2E0485BBF" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Represents the percentage of the Company's future minimum payments that relates to its most significant operating lease. </link:label>
<link:loc xlink:href="iac-20161231.xsd#iac_OperatingLeasesMostSignificantOperatingLeasePercentage" xlink:label="loc_iac_OperatingLeasesMostSignificantOperatingLeasePercentage_FAF002A9D9F37659584335C2E0485BBF" xlink:type="locator"/>
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<link:label id="lab_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_89276400CD14897476B68582018662B4_terseLabel_en-US" xlink:label="lab_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_89276400CD14897476B68582018662B4" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Fair Value Measurements, Recurring and Nonrecurring [Table] </link:label>
<link:label id="lab_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_89276400CD14897476B68582018662B4_label_en-US" xlink:label="lab_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_89276400CD14897476B68582018662B4" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Fair Value Measurements, Recurring and Nonrecurring [Table] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable" xlink:label="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_89276400CD14897476B68582018662B4" xlink:type="locator"/>
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<link:label id="lab_us-gaap_FairValueByLiabilityClassAxis_AF039EB968A8EEC76C13858201864EEF_terseLabel_en-US" xlink:label="lab_us-gaap_FairValueByLiabilityClassAxis_AF039EB968A8EEC76C13858201864EEF" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Liability Class [Axis] </link:label>
<link:label id="lab_us-gaap_FairValueByLiabilityClassAxis_AF039EB968A8EEC76C13858201864EEF_label_en-US" xlink:label="lab_us-gaap_FairValueByLiabilityClassAxis_AF039EB968A8EEC76C13858201864EEF" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Liability Class [Axis] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_FairValueByLiabilityClassAxis" xlink:label="loc_us-gaap_FairValueByLiabilityClassAxis_AF039EB968A8EEC76C13858201864EEF" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FairValueByLiabilityClassAxis_AF039EB968A8EEC76C13858201864EEF" xlink:to="lab_us-gaap_FairValueByLiabilityClassAxis_AF039EB968A8EEC76C13858201864EEF" xlink:type="arc"/>
<link:label id="lab_us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationByLiabilityClassDomain_11EA1B034864A94ACC5B858201869BB5_terseLabel_en-US" xlink:label="lab_us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationByLiabilityClassDomain_11EA1B034864A94ACC5B858201869BB5" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Fair Value by Liability Class [Domain] </link:label>
<link:label id="lab_us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationByLiabilityClassDomain_11EA1B034864A94ACC5B858201869BB5_label_en-US" xlink:label="lab_us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationByLiabilityClassDomain_11EA1B034864A94ACC5B858201869BB5" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Fair Value by Liability Class [Domain] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationByLiabilityClassDomain" xlink:label="loc_us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationByLiabilityClassDomain_11EA1B034864A94ACC5B858201869BB5" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationByLiabilityClassDomain_11EA1B034864A94ACC5B858201869BB5" xlink:to="lab_us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationByLiabilityClassDomain_11EA1B034864A94ACC5B858201869BB5" xlink:type="arc"/>
<link:label id="lab_iac_ContingentConsiderationArrangementMember_286533C8641F6B2599748582018664F0_terseLabel_en-US" xlink:label="lab_iac_ContingentConsiderationArrangementMember_286533C8641F6B2599748582018664F0" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Contingent Consideration Arrangements </link:label>
<link:label id="lab_iac_ContingentConsiderationArrangementMember_286533C8641F6B2599748582018664F0_label_en-US" xlink:label="lab_iac_ContingentConsiderationArrangementMember_286533C8641F6B2599748582018664F0" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Contingent Consideration Arrangement [Member] </link:label>
<link:label id="lab_iac_ContingentConsiderationArrangementMember_286533C8641F6B2599748582018664F0_documentation_en-US" xlink:label="lab_iac_ContingentConsiderationArrangementMember_286533C8641F6B2599748582018664F0" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Represents potential amounts payable by the entity as contingent consideration in connection with a business acquisition. </link:label>
<link:loc xlink:href="iac-20161231.xsd#iac_ContingentConsiderationArrangementMember" xlink:label="loc_iac_ContingentConsiderationArrangementMember_286533C8641F6B2599748582018664F0" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_iac_ContingentConsiderationArrangementMember_286533C8641F6B2599748582018664F0" xlink:to="lab_iac_ContingentConsiderationArrangementMember_286533C8641F6B2599748582018664F0" xlink:type="arc"/>
<link:label id="lab_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_64EE79A8317EB565509F8582018638AD_terseLabel_en-US" xlink:label="lab_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_64EE79A8317EB565509F8582018638AD" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Assets and Liabilities Measured at Fair Value on a Recurring Basis </link:label>
<link:label id="lab_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_64EE79A8317EB565509F8582018638AD_label_en-US" xlink:label="lab_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_64EE79A8317EB565509F8582018638AD" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems" xlink:label="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_64EE79A8317EB565509F8582018638AD" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_64EE79A8317EB565509F8582018638AD" xlink:to="lab_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_64EE79A8317EB565509F8582018638AD" xlink:type="arc"/>
<link:label id="lab_us-gaap_BusinessCombinationContingentConsiderationArrangementsAbstract_6D29B8C7234BAE886B148582018602A1_terseLabel_en-US" xlink:label="lab_us-gaap_BusinessCombinationContingentConsiderationArrangementsAbstract_6D29B8C7234BAE886B148582018602A1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Contingent Consideration Arrangments </link:label>
<link:label id="lab_us-gaap_BusinessCombinationContingentConsiderationArrangementsAbstract_6D29B8C7234BAE886B148582018602A1_label_en-US" xlink:label="lab_us-gaap_BusinessCombinationContingentConsiderationArrangementsAbstract_6D29B8C7234BAE886B148582018602A1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Business Combination, Contingent Consideration Arrangements [Abstract] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_BusinessCombinationContingentConsiderationArrangementsAbstract" xlink:label="loc_us-gaap_BusinessCombinationContingentConsiderationArrangementsAbstract_6D29B8C7234BAE886B148582018602A1" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_BusinessCombinationContingentConsiderationArrangementsAbstract_6D29B8C7234BAE886B148582018602A1" xlink:to="lab_us-gaap_BusinessCombinationContingentConsiderationArrangementsAbstract_6D29B8C7234BAE886B148582018602A1" xlink:type="arc"/>
<link:label id="lab_iac_NumberofContingentConsiderationArrangementsRelatedtoBusinessAcquisitions_52C0C8772B734CBD793385820186AF05_terseLabel_en-US" xlink:label="lab_iac_NumberofContingentConsiderationArrangementsRelatedtoBusinessAcquisitions_52C0C8772B734CBD793385820186AF05" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Number of contingent consideration arrangements related to business acquisitions </link:label>
<link:label id="lab_iac_NumberofContingentConsiderationArrangementsRelatedtoBusinessAcquisitions_52C0C8772B734CBD793385820186AF05_label_en-US" xlink:label="lab_iac_NumberofContingentConsiderationArrangementsRelatedtoBusinessAcquisitions_52C0C8772B734CBD793385820186AF05" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Number of Contingent Consideration Arrangements Related to Business Acquisitions </link:label>
<link:label id="lab_iac_NumberofContingentConsiderationArrangementsRelatedtoBusinessAcquisitions_52C0C8772B734CBD793385820186AF05_documentation_en-US" xlink:label="lab_iac_NumberofContingentConsiderationArrangementsRelatedtoBusinessAcquisitions_52C0C8772B734CBD793385820186AF05" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Number of Contingent Consideration Arrangements Related to Business Acquisitions </link:label>
<link:loc xlink:href="iac-20161231.xsd#iac_NumberofContingentConsiderationArrangementsRelatedtoBusinessAcquisitions" xlink:label="loc_iac_NumberofContingentConsiderationArrangementsRelatedtoBusinessAcquisitions_52C0C8772B734CBD793385820186AF05" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_iac_NumberofContingentConsiderationArrangementsRelatedtoBusinessAcquisitions_52C0C8772B734CBD793385820186AF05" xlink:to="lab_iac_NumberofContingentConsiderationArrangementsRelatedtoBusinessAcquisitions_52C0C8772B734CBD793385820186AF05" xlink:type="arc"/>
<link:label id="lab_iac_BusinessAcquisitionContingentConsiderationMaximumAmountAtBalanceSheetDate_9B95CBC318585EF6958185820186E0CA_terseLabel_en-US" xlink:label="lab_iac_BusinessAcquisitionContingentConsiderationMaximumAmountAtBalanceSheetDate_9B95CBC318585EF6958185820186E0CA" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Maximum amount of contingent consideration </link:label>
<link:label id="lab_iac_BusinessAcquisitionContingentConsiderationMaximumAmountAtBalanceSheetDate_9B95CBC318585EF6958185820186E0CA_label_en-US" xlink:label="lab_iac_BusinessAcquisitionContingentConsiderationMaximumAmountAtBalanceSheetDate_9B95CBC318585EF6958185820186E0CA" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Business Acquisition Contingent Consideration Maximum Amount At Balance Sheet Date </link:label>
<link:label id="lab_iac_BusinessAcquisitionContingentConsiderationMaximumAmountAtBalanceSheetDate_9B95CBC318585EF6958185820186E0CA_documentation_en-US" xlink:label="lab_iac_BusinessAcquisitionContingentConsiderationMaximumAmountAtBalanceSheetDate_9B95CBC318585EF6958185820186E0CA" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Maximum amount of potential cash payments under the contingent consideration arrangement as of the Balance Sheet date. </link:label>
<link:loc xlink:href="iac-20161231.xsd#iac_BusinessAcquisitionContingentConsiderationMaximumAmountAtBalanceSheetDate" xlink:label="loc_iac_BusinessAcquisitionContingentConsiderationMaximumAmountAtBalanceSheetDate_9B95CBC318585EF6958185820186E0CA" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_iac_BusinessAcquisitionContingentConsiderationMaximumAmountAtBalanceSheetDate_9B95CBC318585EF6958185820186E0CA" xlink:to="lab_iac_BusinessAcquisitionContingentConsiderationMaximumAmountAtBalanceSheetDate_9B95CBC318585EF6958185820186E0CA" xlink:type="arc"/>
<link:label id="lab_iac_BusinessAcquisitionContingentConsiderationFairValueatBalanceSheetDateWithAMaximumLimit_958AFFAACA35C1F5A25F85820186C12E_terseLabel_en-US" xlink:label="lab_iac_BusinessAcquisitionContingentConsiderationFairValueatBalanceSheetDateWithAMaximumLimit_958AFFAACA35C1F5A25F85820186C12E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Fair value of contingent consideration </link:label>
<link:label id="lab_iac_BusinessAcquisitionContingentConsiderationFairValueatBalanceSheetDateWithAMaximumLimit_958AFFAACA35C1F5A25F85820186C12E_label_en-US" xlink:label="lab_iac_BusinessAcquisitionContingentConsiderationFairValueatBalanceSheetDateWithAMaximumLimit_958AFFAACA35C1F5A25F85820186C12E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Business Acquisition Contingent Consideration Fair Value at Balance Sheet Date With A Maximum Limit </link:label>
<link:label id="lab_iac_BusinessAcquisitionContingentConsiderationFairValueatBalanceSheetDateWithAMaximumLimit_958AFFAACA35C1F5A25F85820186C12E_documentation_en-US" xlink:label="lab_iac_BusinessAcquisitionContingentConsiderationFairValueatBalanceSheetDateWithAMaximumLimit_958AFFAACA35C1F5A25F85820186C12E" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Fair Value, as of the Balance Sheet date, of potential cash payments under the contingent consideration arrangement with a maximum amount limit. </link:label>
<link:loc xlink:href="iac-20161231.xsd#iac_BusinessAcquisitionContingentConsiderationFairValueatBalanceSheetDateWithAMaximumLimit" xlink:label="loc_iac_BusinessAcquisitionContingentConsiderationFairValueatBalanceSheetDateWithAMaximumLimit_958AFFAACA35C1F5A25F85820186C12E" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_iac_BusinessAcquisitionContingentConsiderationFairValueatBalanceSheetDateWithAMaximumLimit_958AFFAACA35C1F5A25F85820186C12E" xlink:to="lab_iac_BusinessAcquisitionContingentConsiderationFairValueatBalanceSheetDateWithAMaximumLimit_958AFFAACA35C1F5A25F85820186C12E" xlink:type="arc"/>
<link:label id="lab_iac_BusinessAcquisitionContingentConsiderationFairValueAtBalanceSheetDateCurrent_68D02A6F5088D2AEE12585820187C24D_terseLabel_en-US" xlink:label="lab_iac_BusinessAcquisitionContingentConsiderationFairValueAtBalanceSheetDateCurrent_68D02A6F5088D2AEE12585820187C24D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Current portion of contingent consideration </link:label>
<link:label id="lab_iac_BusinessAcquisitionContingentConsiderationFairValueAtBalanceSheetDateCurrent_68D02A6F5088D2AEE12585820187C24D_label_en-US" xlink:label="lab_iac_BusinessAcquisitionContingentConsiderationFairValueAtBalanceSheetDateCurrent_68D02A6F5088D2AEE12585820187C24D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Business Acquisition, Contingent Consideration, Fair Value at Balance Sheet Date, Current </link:label>
<link:label id="lab_iac_BusinessAcquisitionContingentConsiderationFairValueAtBalanceSheetDateCurrent_68D02A6F5088D2AEE12585820187C24D_documentation_en-US" xlink:label="lab_iac_BusinessAcquisitionContingentConsiderationFairValueAtBalanceSheetDateCurrent_68D02A6F5088D2AEE12585820187C24D" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Current portion of the fair value as of the Balance Sheet date of potential payments under the contingent consideration arrangement. </link:label>
<link:loc xlink:href="iac-20161231.xsd#iac_BusinessAcquisitionContingentConsiderationFairValueAtBalanceSheetDateCurrent" xlink:label="loc_iac_BusinessAcquisitionContingentConsiderationFairValueAtBalanceSheetDateCurrent_68D02A6F5088D2AEE12585820187C24D" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_iac_BusinessAcquisitionContingentConsiderationFairValueAtBalanceSheetDateCurrent_68D02A6F5088D2AEE12585820187C24D" xlink:to="lab_iac_BusinessAcquisitionContingentConsiderationFairValueAtBalanceSheetDateCurrent_68D02A6F5088D2AEE12585820187C24D" xlink:type="arc"/>
<link:label id="lab_iac_BusinessAcquisitionContingentConsiderationFairValueAtBalanceSheetNoncurrent_C172996AF40FBA7B88EC85820187065A_terseLabel_en-US" xlink:label="lab_iac_BusinessAcquisitionContingentConsiderationFairValueAtBalanceSheetNoncurrent_C172996AF40FBA7B88EC85820187065A" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Noncurrent portion of contingent consideration </link:label>
<link:label id="lab_iac_BusinessAcquisitionContingentConsiderationFairValueAtBalanceSheetNoncurrent_C172996AF40FBA7B88EC85820187065A_label_en-US" xlink:label="lab_iac_BusinessAcquisitionContingentConsiderationFairValueAtBalanceSheetNoncurrent_C172996AF40FBA7B88EC85820187065A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Business Acquisition, Contingent Consideration, Fair Value at Balance Sheet, Noncurrent </link:label>
<link:label id="lab_iac_BusinessAcquisitionContingentConsiderationFairValueAtBalanceSheetNoncurrent_C172996AF40FBA7B88EC85820187065A_documentation_en-US" xlink:label="lab_iac_BusinessAcquisitionContingentConsiderationFairValueAtBalanceSheetNoncurrent_C172996AF40FBA7B88EC85820187065A" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Noncurrent portion of the fair value as of the Balance Sheet date of potential payments under the contingent consideration arrangement. </link:label>
<link:loc xlink:href="iac-20161231.xsd#iac_BusinessAcquisitionContingentConsiderationFairValueAtBalanceSheetNoncurrent" xlink:label="loc_iac_BusinessAcquisitionContingentConsiderationFairValueAtBalanceSheetNoncurrent_C172996AF40FBA7B88EC85820187065A" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_iac_BusinessAcquisitionContingentConsiderationFairValueAtBalanceSheetNoncurrent_C172996AF40FBA7B88EC85820187065A" xlink:to="lab_iac_BusinessAcquisitionContingentConsiderationFairValueAtBalanceSheetNoncurrent_C172996AF40FBA7B88EC85820187065A" xlink:type="arc"/>
<link:label id="lab_us-gaap_EarningsPerShareAbstract_0ACD9999FF36EC0667A330348C69AB34_label_en-US" xlink:label="lab_us-gaap_EarningsPerShareAbstract_0ACD9999FF36EC0667A330348C69AB34" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Earnings Per Share [Abstract] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_EarningsPerShareAbstract" xlink:label="loc_us-gaap_EarningsPerShareAbstract_0ACD9999FF36EC0667A330348C69AB34" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_EarningsPerShareAbstract_0ACD9999FF36EC0667A330348C69AB34" xlink:to="lab_us-gaap_EarningsPerShareAbstract_0ACD9999FF36EC0667A330348C69AB34" xlink:type="arc"/>
<link:label id="lab_us-gaap_ScheduleOfEarningsPerShareBasicAndDilutedTableTextBlock_939EA43340A44375F3D130348C697922_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfEarningsPerShareBasicAndDilutedTableTextBlock_939EA43340A44375F3D130348C697922" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Computation of Basic and Diluted Earnings per Share </link:label>
<link:label id="lab_us-gaap_ScheduleOfEarningsPerShareBasicAndDilutedTableTextBlock_939EA43340A44375F3D130348C697922_label_en-US" xlink:label="lab_us-gaap_ScheduleOfEarningsPerShareBasicAndDilutedTableTextBlock_939EA43340A44375F3D130348C697922" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Schedule of Earnings Per Share, Basic and Diluted [Table Text Block] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ScheduleOfEarningsPerShareBasicAndDilutedTableTextBlock" xlink:label="loc_us-gaap_ScheduleOfEarningsPerShareBasicAndDilutedTableTextBlock_939EA43340A44375F3D130348C697922" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ScheduleOfEarningsPerShareBasicAndDilutedTableTextBlock_939EA43340A44375F3D130348C697922" xlink:to="lab_us-gaap_ScheduleOfEarningsPerShareBasicAndDilutedTableTextBlock_939EA43340A44375F3D130348C697922" xlink:type="arc"/>
<link:label id="lab_us-gaap_StatementOfCashFlowsAbstract_87A8B4C814BFC399C57A856346214478_label_en-US" xlink:label="lab_us-gaap_StatementOfCashFlowsAbstract_87A8B4C814BFC399C57A856346214478" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Statement of Cash Flows [Abstract] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_StatementOfCashFlowsAbstract" xlink:label="loc_us-gaap_StatementOfCashFlowsAbstract_87A8B4C814BFC399C57A856346214478" xlink:type="locator"/>
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<link:label id="lab_us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperationsAbstract_77B03C64D33B013E01CE856346219551_terseLabel_en-US" xlink:label="lab_us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperationsAbstract_77B03C64D33B013E01CE856346219551" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Cash flows from operating activities attributable to continuing operations: </link:label>
<link:label id="lab_us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperationsAbstract_77B03C64D33B013E01CE856346219551_label_en-US" xlink:label="lab_us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperationsAbstract_77B03C64D33B013E01CE856346219551" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Net Cash Provided by (Used in) Operating Activities, Continuing Operations [Abstract] </link:label>
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<link:label id="lab_us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTax_CE1F870ACAFB33AD172A85634621E45C_terseLabel_en-US" xlink:label="lab_us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTax_CE1F870ACAFB33AD172A85634621E45C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Less: earnings from discontinued operations, net of tax </link:label>
<link:label id="lab_us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTax_CE1F870ACAFB33AD172A85634621E45C_label_en-US" xlink:label="lab_us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTax_CE1F870ACAFB33AD172A85634621E45C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Income (Loss) from Discontinued Operations, Net of Tax, Including Portion Attributable to Noncontrolling Interest </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTax" xlink:label="loc_us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTax_CE1F870ACAFB33AD172A85634621E45C" xlink:type="locator"/>
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<link:label id="lab_us-gaap_IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest_347A99B6A094260016D4856346214409_verboseLabel_en-US" xlink:label="lab_us-gaap_IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest_347A99B6A094260016D4856346214409" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> (Loss) earnings from continuing operations </link:label>
<link:label id="lab_us-gaap_IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest_347A99B6A094260016D4856346214409_label_en-US" xlink:label="lab_us-gaap_IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest_347A99B6A094260016D4856346214409" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Income (Loss) from Continuing Operations, Net of Tax, Including Portion Attributable to Noncontrolling Interest </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest" xlink:label="loc_us-gaap_IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest_347A99B6A094260016D4856346214409" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest_347A99B6A094260016D4856346214409" xlink:to="lab_us-gaap_IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest_347A99B6A094260016D4856346214409" xlink:type="arc"/>
<link:label id="lab_us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_1B11C33914B7B73F427D856346216BAF_terseLabel_en-US" xlink:label="lab_us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_1B11C33914B7B73F427D856346216BAF" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Adjustments to reconcile (loss) earnings from continuing operations to net cash provided by operating activities attributable to continuing operations: </link:label>
<link:label id="lab_us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_1B11C33914B7B73F427D856346216BAF_label_en-US" xlink:label="lab_us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_1B11C33914B7B73F427D856346216BAF" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Adjustments to Reconcile Net Income (Loss) to Cash Provided by (Used in) Operating Activities [Abstract] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract" xlink:label="loc_us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_1B11C33914B7B73F427D856346216BAF" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_1B11C33914B7B73F427D856346216BAF" xlink:to="lab_us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_1B11C33914B7B73F427D856346216BAF" xlink:type="arc"/>
<link:label id="lab_us-gaap_AllocatedShareBasedCompensationExpense_FBA33F421AA77E641637856346213CEF_terseLabel_en-US" xlink:label="lab_us-gaap_AllocatedShareBasedCompensationExpense_FBA33F421AA77E641637856346213CEF" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Stock-based compensation expense </link:label>
<link:label id="lab_us-gaap_AllocatedShareBasedCompensationExpense_FBA33F421AA77E641637856346213CEF_label_en-US" xlink:label="lab_us-gaap_AllocatedShareBasedCompensationExpense_FBA33F421AA77E641637856346213CEF" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Allocated Share-based Compensation Expense </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_AllocatedShareBasedCompensationExpense" xlink:label="loc_us-gaap_AllocatedShareBasedCompensationExpense_FBA33F421AA77E641637856346213CEF" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AllocatedShareBasedCompensationExpense_FBA33F421AA77E641637856346213CEF" xlink:to="lab_us-gaap_AllocatedShareBasedCompensationExpense_FBA33F421AA77E641637856346213CEF" xlink:type="arc"/>
<link:label id="lab_us-gaap_Depreciation_0A1558FC8C8BEAF4A55C85634621E03C_terseLabel_en-US" xlink:label="lab_us-gaap_Depreciation_0A1558FC8C8BEAF4A55C85634621E03C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Depreciation </link:label>
<link:label id="lab_us-gaap_Depreciation_0A1558FC8C8BEAF4A55C85634621E03C_label_en-US" xlink:label="lab_us-gaap_Depreciation_0A1558FC8C8BEAF4A55C85634621E03C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Depreciation </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_Depreciation" xlink:label="loc_us-gaap_Depreciation_0A1558FC8C8BEAF4A55C85634621E03C" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_Depreciation_0A1558FC8C8BEAF4A55C85634621E03C" xlink:to="lab_us-gaap_Depreciation_0A1558FC8C8BEAF4A55C85634621E03C" xlink:type="arc"/>
<link:label id="lab_us-gaap_AmortizationOfIntangibleAssets_1398990793DFE0A8B888856346218AC9_terseLabel_en-US" xlink:label="lab_us-gaap_AmortizationOfIntangibleAssets_1398990793DFE0A8B888856346218AC9" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Amortization of intangibles </link:label>
<link:label id="lab_us-gaap_AmortizationOfIntangibleAssets_1398990793DFE0A8B888856346218AC9_label_en-US" xlink:label="lab_us-gaap_AmortizationOfIntangibleAssets_1398990793DFE0A8B888856346218AC9" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Amortization of Intangible Assets </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_AmortizationOfIntangibleAssets" xlink:label="loc_us-gaap_AmortizationOfIntangibleAssets_1398990793DFE0A8B888856346218AC9" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AmortizationOfIntangibleAssets_1398990793DFE0A8B888856346218AC9" xlink:to="lab_us-gaap_AmortizationOfIntangibleAssets_1398990793DFE0A8B888856346218AC9" xlink:type="arc"/>
<link:label id="lab_us-gaap_GoodwillImpairmentLoss_98D53C489FF9DC90963485634621744C_terseLabel_en-US" xlink:label="lab_us-gaap_GoodwillImpairmentLoss_98D53C489FF9DC90963485634621744C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Goodwill impairment </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_GoodwillImpairmentLoss" xlink:label="loc_us-gaap_GoodwillImpairmentLoss_98D53C489FF9DC90963485634621744C" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_GoodwillImpairmentLoss_98D53C489FF9DC90963485634621744C" xlink:to="lab_us-gaap_GoodwillImpairmentLoss_98D53C489FF9DC90963485634621744C" xlink:type="arc"/>
<link:label id="lab_us-gaap_OtherThanTemporaryImpairmentLossesInvestmentsPortionRecognizedInEarningsNetAvailableforsaleSecurities_645D68B9DD7160380697856346219469_terseLabel_en-US" xlink:label="lab_us-gaap_OtherThanTemporaryImpairmentLossesInvestmentsPortionRecognizedInEarningsNetAvailableforsaleSecurities_645D68B9DD7160380697856346219469" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Impairment of long-term investments </link:label>
<link:label id="lab_us-gaap_OtherThanTemporaryImpairmentLossesInvestmentsPortionRecognizedInEarningsNetAvailableforsaleSecurities_645D68B9DD7160380697856346219469_label_en-US" xlink:label="lab_us-gaap_OtherThanTemporaryImpairmentLossesInvestmentsPortionRecognizedInEarningsNetAvailableforsaleSecurities_645D68B9DD7160380697856346219469" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Other than Temporary Impairment Losses, Investments, Portion Recognized in Earnings, Net, Available-for-sale Securities </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_OtherThanTemporaryImpairmentLossesInvestmentsPortionRecognizedInEarningsNetAvailableforsaleSecurities" xlink:label="loc_us-gaap_OtherThanTemporaryImpairmentLossesInvestmentsPortionRecognizedInEarningsNetAvailableforsaleSecurities_645D68B9DD7160380697856346219469" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OtherThanTemporaryImpairmentLossesInvestmentsPortionRecognizedInEarningsNetAvailableforsaleSecurities_645D68B9DD7160380697856346219469" xlink:to="lab_us-gaap_OtherThanTemporaryImpairmentLossesInvestmentsPortionRecognizedInEarningsNetAvailableforsaleSecurities_645D68B9DD7160380697856346219469" xlink:type="arc"/>
<link:label id="lab_us-gaap_ExcessTaxBenefitFromShareBasedCompensationOperatingActivities_BF59FE9865426D9E2A4F8563462170CC_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_ExcessTaxBenefitFromShareBasedCompensationOperatingActivities_BF59FE9865426D9E2A4F8563462170CC" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US"> Excess tax benefits from stock-based awards </link:label>
<link:label id="lab_us-gaap_ExcessTaxBenefitFromShareBasedCompensationOperatingActivities_BF59FE9865426D9E2A4F8563462170CC_label_en-US" xlink:label="lab_us-gaap_ExcessTaxBenefitFromShareBasedCompensationOperatingActivities_BF59FE9865426D9E2A4F8563462170CC" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Excess Tax Benefit from Share-based Compensation, Operating Activities </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ExcessTaxBenefitFromShareBasedCompensationOperatingActivities" xlink:label="loc_us-gaap_ExcessTaxBenefitFromShareBasedCompensationOperatingActivities_BF59FE9865426D9E2A4F8563462170CC" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ExcessTaxBenefitFromShareBasedCompensationOperatingActivities_BF59FE9865426D9E2A4F8563462170CC" xlink:to="lab_us-gaap_ExcessTaxBenefitFromShareBasedCompensationOperatingActivities_BF59FE9865426D9E2A4F8563462170CC" xlink:type="arc"/>
<link:label id="lab_us-gaap_DeferredIncomeTaxExpenseBenefit_E2A8E5A1FCA1BEF6A9FC85634621400A_terseLabel_en-US" xlink:label="lab_us-gaap_DeferredIncomeTaxExpenseBenefit_E2A8E5A1FCA1BEF6A9FC85634621400A" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Deferred income taxes </link:label>
<link:label id="lab_us-gaap_DeferredIncomeTaxExpenseBenefit_E2A8E5A1FCA1BEF6A9FC85634621400A_label_en-US" xlink:label="lab_us-gaap_DeferredIncomeTaxExpenseBenefit_E2A8E5A1FCA1BEF6A9FC85634621400A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Deferred Income Tax Expense (Benefit) </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_DeferredIncomeTaxExpenseBenefit" xlink:label="loc_us-gaap_DeferredIncomeTaxExpenseBenefit_E2A8E5A1FCA1BEF6A9FC85634621400A" xlink:type="locator"/>
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<link:label id="lab_us-gaap_IncomeLossFromEquityMethodInvestments_581A8C80DD175D61F46C8563462171D4_negatedLabel_en-US" xlink:label="lab_us-gaap_IncomeLossFromEquityMethodInvestments_581A8C80DD175D61F46C8563462171D4" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US"> Equity in losses (earnings) of unconsolidated affiliates </link:label>
<link:label id="lab_us-gaap_IncomeLossFromEquityMethodInvestments_581A8C80DD175D61F46C8563462171D4_label_en-US" xlink:label="lab_us-gaap_IncomeLossFromEquityMethodInvestments_581A8C80DD175D61F46C8563462171D4" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Income (Loss) from Equity Method Investments </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_IncomeLossFromEquityMethodInvestments" xlink:label="loc_us-gaap_IncomeLossFromEquityMethodInvestments_581A8C80DD175D61F46C8563462171D4" xlink:type="locator"/>
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<link:label id="lab_us-gaap_BusinessCombinationContingentConsiderationArrangementsChangeInAmountOfContingentConsiderationLiability1_5CF468BC41FA9DDD46168563462198C3_verboseLabel_en-US" xlink:label="lab_us-gaap_BusinessCombinationContingentConsiderationArrangementsChangeInAmountOfContingentConsiderationLiability1_5CF468BC41FA9DDD46168563462198C3" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Acquisition-related contingent consideration fair value adjustments </link:label>
<link:label id="lab_us-gaap_BusinessCombinationContingentConsiderationArrangementsChangeInAmountOfContingentConsiderationLiability1_5CF468BC41FA9DDD46168563462198C3_label_en-US" xlink:label="lab_us-gaap_BusinessCombinationContingentConsiderationArrangementsChangeInAmountOfContingentConsiderationLiability1_5CF468BC41FA9DDD46168563462198C3" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Business Combination, Contingent Consideration Arrangements, Change in Amount of Contingent Consideration, Liability </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_BusinessCombinationContingentConsiderationArrangementsChangeInAmountOfContingentConsiderationLiability1" xlink:label="loc_us-gaap_BusinessCombinationContingentConsiderationArrangementsChangeInAmountOfContingentConsiderationLiability1_5CF468BC41FA9DDD46168563462198C3" xlink:type="locator"/>
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<link:label id="lab_iac_GainonSalesofLongtermInvestmentsAssetsandaBusiness_B726AB2252FBA3A26A6E85634621A975_negatedTerseLabel_en-US" xlink:label="lab_iac_GainonSalesofLongtermInvestmentsAssetsandaBusiness_B726AB2252FBA3A26A6E85634621A975" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US"> Gains on sale of businesses, investments and assets, net </link:label>
<link:label id="lab_iac_GainonSalesofLongtermInvestmentsAssetsandaBusiness_B726AB2252FBA3A26A6E85634621A975_label_en-US" xlink:label="lab_iac_GainonSalesofLongtermInvestmentsAssetsandaBusiness_B726AB2252FBA3A26A6E85634621A975" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Gain on Sales of Long-term Investments, Assets and a Business </link:label>
<link:label id="lab_iac_GainonSalesofLongtermInvestmentsAssetsandaBusiness_B726AB2252FBA3A26A6E85634621A975_documentation_en-US" xlink:label="lab_iac_GainonSalesofLongtermInvestmentsAssetsandaBusiness_B726AB2252FBA3A26A6E85634621A975" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Gain on Sales of Long-term Investments, Assets and a Business </link:label>
<link:loc xlink:href="iac-20161231.xsd#iac_GainonSalesofLongtermInvestmentsAssetsandaBusiness" xlink:label="loc_iac_GainonSalesofLongtermInvestmentsAssetsandaBusiness_B726AB2252FBA3A26A6E85634621A975" xlink:type="locator"/>
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<link:label id="lab_us-gaap_GainLossOnDispositionOfIntangibleAssets_42794993BCCDD2FE98C185634621B36C_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_GainLossOnDispositionOfIntangibleAssets_42794993BCCDD2FE98C185634621B36C" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US"> Gain on real estate transaction </link:label>
<link:label id="lab_us-gaap_GainLossOnDispositionOfIntangibleAssets_42794993BCCDD2FE98C185634621B36C_label_en-US" xlink:label="lab_us-gaap_GainLossOnDispositionOfIntangibleAssets_42794993BCCDD2FE98C185634621B36C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Gain (Loss) on Disposition of Intangible Assets </link:label>
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<link:label id="lab_us-gaap_OtherNoncashIncomeExpense_A3F3F0821255E9FCD314856346218573_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_OtherNoncashIncomeExpense_A3F3F0821255E9FCD314856346218573" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US"> Other adjustments, net </link:label>
<link:label id="lab_us-gaap_OtherNoncashIncomeExpense_A3F3F0821255E9FCD314856346218573_label_en-US" xlink:label="lab_us-gaap_OtherNoncashIncomeExpense_A3F3F0821255E9FCD314856346218573" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Other Noncash Income (Expense) </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_OtherNoncashIncomeExpense" xlink:label="loc_us-gaap_OtherNoncashIncomeExpense_A3F3F0821255E9FCD314856346218573" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OtherNoncashIncomeExpense_A3F3F0821255E9FCD314856346218573" xlink:to="lab_us-gaap_OtherNoncashIncomeExpense_A3F3F0821255E9FCD314856346218573" xlink:type="arc"/>
<link:label id="lab_us-gaap_IncreaseDecreaseInOperatingCapitalAbstract_0D1ACD567C2ACFBCD138856346218D25_terseLabel_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInOperatingCapitalAbstract_0D1ACD567C2ACFBCD138856346218D25" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Changes in assets and liabilities, net of effects of acquisitions and dispositions: </link:label>
<link:label id="lab_us-gaap_IncreaseDecreaseInOperatingCapitalAbstract_0D1ACD567C2ACFBCD138856346218D25_label_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInOperatingCapitalAbstract_0D1ACD567C2ACFBCD138856346218D25" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Increase (Decrease) in Operating Capital [Abstract] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_IncreaseDecreaseInOperatingCapitalAbstract" xlink:label="loc_us-gaap_IncreaseDecreaseInOperatingCapitalAbstract_0D1ACD567C2ACFBCD138856346218D25" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_IncreaseDecreaseInOperatingCapitalAbstract_0D1ACD567C2ACFBCD138856346218D25" xlink:to="lab_us-gaap_IncreaseDecreaseInOperatingCapitalAbstract_0D1ACD567C2ACFBCD138856346218D25" xlink:type="arc"/>
<link:label id="lab_us-gaap_IncreaseDecreaseInAccountsReceivable_E68887060ECEA5CE586385634621AD87_negatedLabel_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInAccountsReceivable_E68887060ECEA5CE586385634621AD87" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US"> Accounts receivable </link:label>
<link:label id="lab_us-gaap_IncreaseDecreaseInAccountsReceivable_E68887060ECEA5CE586385634621AD87_label_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInAccountsReceivable_E68887060ECEA5CE586385634621AD87" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Increase (Decrease) in Accounts Receivable </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_IncreaseDecreaseInAccountsReceivable" xlink:label="loc_us-gaap_IncreaseDecreaseInAccountsReceivable_E68887060ECEA5CE586385634621AD87" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_IncreaseDecreaseInAccountsReceivable_E68887060ECEA5CE586385634621AD87" xlink:to="lab_us-gaap_IncreaseDecreaseInAccountsReceivable_E68887060ECEA5CE586385634621AD87" xlink:type="arc"/>
<link:label id="lab_us-gaap_IncreaseDecreaseInOtherOperatingAssets_F3D0EDB306EAAA41218F85634621A3ED_negatedLabel_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInOtherOperatingAssets_F3D0EDB306EAAA41218F85634621A3ED" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US"> Other assets </link:label>
<link:label id="lab_us-gaap_IncreaseDecreaseInOtherOperatingAssets_F3D0EDB306EAAA41218F85634621A3ED_label_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInOtherOperatingAssets_F3D0EDB306EAAA41218F85634621A3ED" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Increase (Decrease) in Other Operating Assets </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_IncreaseDecreaseInOtherOperatingAssets" xlink:label="loc_us-gaap_IncreaseDecreaseInOtherOperatingAssets_F3D0EDB306EAAA41218F85634621A3ED" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_IncreaseDecreaseInOtherOperatingAssets_F3D0EDB306EAAA41218F85634621A3ED" xlink:to="lab_us-gaap_IncreaseDecreaseInOtherOperatingAssets_F3D0EDB306EAAA41218F85634621A3ED" xlink:type="arc"/>
<link:label id="lab_us-gaap_IncreaseDecreaseInAccountsPayableAndAccruedLiabilities_B0AB1D9ECD3C7F2A620A8563462122B3_terseLabel_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInAccountsPayableAndAccruedLiabilities_B0AB1D9ECD3C7F2A620A8563462122B3" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Accounts payable and other current liabilities </link:label>
<link:label id="lab_us-gaap_IncreaseDecreaseInAccountsPayableAndAccruedLiabilities_B0AB1D9ECD3C7F2A620A8563462122B3_label_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInAccountsPayableAndAccruedLiabilities_B0AB1D9ECD3C7F2A620A8563462122B3" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Increase (Decrease) in Accounts Payable and Accrued Liabilities </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_IncreaseDecreaseInAccountsPayableAndAccruedLiabilities" xlink:label="loc_us-gaap_IncreaseDecreaseInAccountsPayableAndAccruedLiabilities_B0AB1D9ECD3C7F2A620A8563462122B3" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_IncreaseDecreaseInAccountsPayableAndAccruedLiabilities_B0AB1D9ECD3C7F2A620A8563462122B3" xlink:to="lab_us-gaap_IncreaseDecreaseInAccountsPayableAndAccruedLiabilities_B0AB1D9ECD3C7F2A620A8563462122B3" xlink:type="arc"/>
<link:label id="lab_us-gaap_IncreaseDecreaseInAccruedIncomeTaxesPayable_0D4F7A9961D3803269DF85634621BC76_terseLabel_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInAccruedIncomeTaxesPayable_0D4F7A9961D3803269DF85634621BC76" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Income taxes payable </link:label>
<link:label id="lab_us-gaap_IncreaseDecreaseInAccruedIncomeTaxesPayable_0D4F7A9961D3803269DF85634621BC76_label_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInAccruedIncomeTaxesPayable_0D4F7A9961D3803269DF85634621BC76" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Increase (Decrease) in Income Taxes Payable </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_IncreaseDecreaseInAccruedIncomeTaxesPayable" xlink:label="loc_us-gaap_IncreaseDecreaseInAccruedIncomeTaxesPayable_0D4F7A9961D3803269DF85634621BC76" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_IncreaseDecreaseInAccruedIncomeTaxesPayable_0D4F7A9961D3803269DF85634621BC76" xlink:to="lab_us-gaap_IncreaseDecreaseInAccruedIncomeTaxesPayable_0D4F7A9961D3803269DF85634621BC76" xlink:type="arc"/>
<link:label id="lab_us-gaap_IncreaseDecreaseInDeferredRevenue_EC9A95984DA9D4CB337485634621DD1D_terseLabel_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInDeferredRevenue_EC9A95984DA9D4CB337485634621DD1D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Deferred revenue </link:label>
<link:label id="lab_us-gaap_IncreaseDecreaseInDeferredRevenue_EC9A95984DA9D4CB337485634621DD1D_label_en-US" xlink:label="lab_us-gaap_IncreaseDecreaseInDeferredRevenue_EC9A95984DA9D4CB337485634621DD1D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Increase (Decrease) in Deferred Revenue </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_IncreaseDecreaseInDeferredRevenue" xlink:label="loc_us-gaap_IncreaseDecreaseInDeferredRevenue_EC9A95984DA9D4CB337485634621DD1D" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_IncreaseDecreaseInDeferredRevenue_EC9A95984DA9D4CB337485634621DD1D" xlink:to="lab_us-gaap_IncreaseDecreaseInDeferredRevenue_EC9A95984DA9D4CB337485634621DD1D" xlink:type="arc"/>
<link:label id="lab_us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations_9468869E484B6330C5808563462125A1_totalLabel_en-US" xlink:label="lab_us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations_9468869E484B6330C5808563462125A1" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US"> Net cash provided by operating activities attributable to continuing operations </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations" xlink:label="loc_us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations_9468869E484B6330C5808563462125A1" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations_9468869E484B6330C5808563462125A1" xlink:to="lab_us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations_9468869E484B6330C5808563462125A1" xlink:type="arc"/>
<link:label id="lab_us-gaap_NetCashProvidedByUsedInInvestingActivitiesContinuingOperationsAbstract_6EF7FD26843E9CA47614856346211CF6_terseLabel_en-US" xlink:label="lab_us-gaap_NetCashProvidedByUsedInInvestingActivitiesContinuingOperationsAbstract_6EF7FD26843E9CA47614856346211CF6" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Cash flows from investing activities attributable to continuing operations: </link:label>
<link:label id="lab_us-gaap_NetCashProvidedByUsedInInvestingActivitiesContinuingOperationsAbstract_6EF7FD26843E9CA47614856346211CF6_label_en-US" xlink:label="lab_us-gaap_NetCashProvidedByUsedInInvestingActivitiesContinuingOperationsAbstract_6EF7FD26843E9CA47614856346211CF6" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Net Cash Provided by (Used in) Investing Activities, Continuing Operations [Abstract] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_NetCashProvidedByUsedInInvestingActivitiesContinuingOperationsAbstract" xlink:label="loc_us-gaap_NetCashProvidedByUsedInInvestingActivitiesContinuingOperationsAbstract_6EF7FD26843E9CA47614856346211CF6" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivitiesContinuingOperationsAbstract_6EF7FD26843E9CA47614856346211CF6" xlink:to="lab_us-gaap_NetCashProvidedByUsedInInvestingActivitiesContinuingOperationsAbstract_6EF7FD26843E9CA47614856346211CF6" xlink:type="arc"/>
<link:label id="lab_us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired_B7084E4FA0F3BF62A27E85634621ABA8_negatedLabel_en-US" xlink:label="lab_us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired_B7084E4FA0F3BF62A27E85634621ABA8" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US"> Acquisitions, net of cash acquired </link:label>
<link:label id="lab_us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired_B7084E4FA0F3BF62A27E85634621ABA8_label_en-US" xlink:label="lab_us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired_B7084E4FA0F3BF62A27E85634621ABA8" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Payments to Acquire Businesses, Net of Cash Acquired </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired" xlink:label="loc_us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired_B7084E4FA0F3BF62A27E85634621ABA8" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired_B7084E4FA0F3BF62A27E85634621ABA8" xlink:to="lab_us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired_B7084E4FA0F3BF62A27E85634621ABA8" xlink:type="arc"/>
<link:label id="lab_us-gaap_PaymentsToAcquirePropertyPlantAndEquipment_FF72A13D1CEFE8090A4D85634621578C_negatedLabel_en-US" xlink:label="lab_us-gaap_PaymentsToAcquirePropertyPlantAndEquipment_FF72A13D1CEFE8090A4D85634621578C" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US"> Capital expenditures </link:label>
<link:label id="lab_us-gaap_PaymentsToAcquirePropertyPlantAndEquipment_FF72A13D1CEFE8090A4D85634621578C_label_en-US" xlink:label="lab_us-gaap_PaymentsToAcquirePropertyPlantAndEquipment_FF72A13D1CEFE8090A4D85634621578C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Payments to Acquire Property, Plant, and Equipment </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_PaymentsToAcquirePropertyPlantAndEquipment" xlink:label="loc_us-gaap_PaymentsToAcquirePropertyPlantAndEquipment_FF72A13D1CEFE8090A4D85634621578C" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_PaymentsToAcquirePropertyPlantAndEquipment_FF72A13D1CEFE8090A4D85634621578C" xlink:to="lab_us-gaap_PaymentsToAcquirePropertyPlantAndEquipment_FF72A13D1CEFE8090A4D85634621578C" xlink:type="arc"/>
<link:label id="lab_us-gaap_PaymentsToAcquireRestrictedCertificatesOfDeposit_60328BAB3BE5BF3591DE85B8E65871AA_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_PaymentsToAcquireRestrictedCertificatesOfDeposit_60328BAB3BE5BF3591DE85B8E65871AA" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US"> Investments in time deposits </link:label>
<link:label id="lab_us-gaap_PaymentsToAcquireRestrictedCertificatesOfDeposit_60328BAB3BE5BF3591DE85B8E65871AA_label_en-US" xlink:label="lab_us-gaap_PaymentsToAcquireRestrictedCertificatesOfDeposit_60328BAB3BE5BF3591DE85B8E65871AA" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Payments to Acquire Restricted Certificates of Deposit </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_PaymentsToAcquireRestrictedCertificatesOfDeposit" xlink:label="loc_us-gaap_PaymentsToAcquireRestrictedCertificatesOfDeposit_60328BAB3BE5BF3591DE85B8E65871AA" xlink:type="locator"/>
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<link:label id="lab_iac_ProceedsfromMaturitiesofTimeDeposits_99EAFDA2745B4446F2AB85634621D869_terseLabel_en-US" xlink:label="lab_iac_ProceedsfromMaturitiesofTimeDeposits_99EAFDA2745B4446F2AB85634621D869" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Proceeds from maturities of time deposits </link:label>
<link:label id="lab_iac_ProceedsfromMaturitiesofTimeDeposits_99EAFDA2745B4446F2AB85634621D869_label_en-US" xlink:label="lab_iac_ProceedsfromMaturitiesofTimeDeposits_99EAFDA2745B4446F2AB85634621D869" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Proceeds from Maturities of Time Deposits </link:label>
<link:label id="lab_iac_ProceedsfromMaturitiesofTimeDeposits_99EAFDA2745B4446F2AB85634621D869_documentation_en-US" xlink:label="lab_iac_ProceedsfromMaturitiesofTimeDeposits_99EAFDA2745B4446F2AB85634621D869" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Proceeds from Maturities of Time Deposits </link:label>
<link:loc xlink:href="iac-20161231.xsd#iac_ProceedsfromMaturitiesofTimeDeposits" xlink:label="loc_iac_ProceedsfromMaturitiesofTimeDeposits_99EAFDA2745B4446F2AB85634621D869" xlink:type="locator"/>
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<link:label id="lab_us-gaap_ProceedsFromSaleAndMaturityOfAvailableForSaleSecurities_4B62F702398F3FEF4130856346216EC6_terseLabel_en-US" xlink:label="lab_us-gaap_ProceedsFromSaleAndMaturityOfAvailableForSaleSecurities_4B62F702398F3FEF4130856346216EC6" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Proceeds from maturities and sales of marketable debt securities </link:label>
<link:label id="lab_us-gaap_ProceedsFromSaleAndMaturityOfAvailableForSaleSecurities_4B62F702398F3FEF4130856346216EC6_label_en-US" xlink:label="lab_us-gaap_ProceedsFromSaleAndMaturityOfAvailableForSaleSecurities_4B62F702398F3FEF4130856346216EC6" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Proceeds from Sale and Maturity of Available-for-sale Securities </link:label>
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<link:label id="lab_us-gaap_PaymentsToAcquireAvailableForSaleSecuritiesDebt_ABE02157F72B066736DB8563462121C7_negatedLabel_en-US" xlink:label="lab_us-gaap_PaymentsToAcquireAvailableForSaleSecuritiesDebt_ABE02157F72B066736DB8563462121C7" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US"> Purchases of marketable debt securities </link:label>
<link:label id="lab_us-gaap_PaymentsToAcquireAvailableForSaleSecuritiesDebt_ABE02157F72B066736DB8563462121C7_label_en-US" xlink:label="lab_us-gaap_PaymentsToAcquireAvailableForSaleSecuritiesDebt_ABE02157F72B066736DB8563462121C7" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Payments to Acquire Available-for-sale Securities, Debt </link:label>
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<link:label id="lab_us-gaap_PaymentsToAcquireLongtermInvestments_E84C1BE9892E3D1232FE85634621AA40_negatedLabel_en-US" xlink:label="lab_us-gaap_PaymentsToAcquireLongtermInvestments_E84C1BE9892E3D1232FE85634621AA40" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US"> Purchases of investments </link:label>
<link:label id="lab_us-gaap_PaymentsToAcquireLongtermInvestments_E84C1BE9892E3D1232FE85634621AA40_label_en-US" xlink:label="lab_us-gaap_PaymentsToAcquireLongtermInvestments_E84C1BE9892E3D1232FE85634621AA40" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Payments to Acquire Long-term Investments </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_PaymentsToAcquireLongtermInvestments" xlink:label="loc_us-gaap_PaymentsToAcquireLongtermInvestments_E84C1BE9892E3D1232FE85634621AA40" xlink:type="locator"/>
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<link:label id="lab_us-gaap_ProceedsFromSaleOfAvailableForSaleSecurities_C2BFF6DC86B0FEC8F7AC85634621A435_terseLabel_en-US" xlink:label="lab_us-gaap_ProceedsFromSaleOfAvailableForSaleSecurities_C2BFF6DC86B0FEC8F7AC85634621A435" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Net proceeds from the sale of businesses, investments and assets </link:label>
<link:label id="lab_us-gaap_ProceedsFromSaleOfAvailableForSaleSecurities_C2BFF6DC86B0FEC8F7AC85634621A435_label_en-US" xlink:label="lab_us-gaap_ProceedsFromSaleOfAvailableForSaleSecurities_C2BFF6DC86B0FEC8F7AC85634621A435" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Proceeds from Sale of Available-for-sale Securities </link:label>
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<link:label id="lab_us-gaap_PaymentsForProceedsFromOtherInvestingActivities_1BDA4C25CC5D6DDC5A448563462125CE_negatedLabel_en-US" xlink:label="lab_us-gaap_PaymentsForProceedsFromOtherInvestingActivities_1BDA4C25CC5D6DDC5A448563462125CE" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US"> Other, net </link:label>
<link:label id="lab_us-gaap_PaymentsForProceedsFromOtherInvestingActivities_1BDA4C25CC5D6DDC5A448563462125CE_label_en-US" xlink:label="lab_us-gaap_PaymentsForProceedsFromOtherInvestingActivities_1BDA4C25CC5D6DDC5A448563462125CE" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Payments for (Proceeds from) Other Investing Activities </link:label>
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<link:label id="lab_us-gaap_NetCashProvidedByUsedInInvestingActivitiesContinuingOperations_A8D0065BE3F406119EE485634621AAD8_totalLabel_en-US" xlink:label="lab_us-gaap_NetCashProvidedByUsedInInvestingActivitiesContinuingOperations_A8D0065BE3F406119EE485634621AAD8" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US"> Net cash provided by (used in) investing activities attributable to continuing operations </link:label>
<link:label id="lab_us-gaap_NetCashProvidedByUsedInInvestingActivitiesContinuingOperations_A8D0065BE3F406119EE485634621AAD8_label_en-US" xlink:label="lab_us-gaap_NetCashProvidedByUsedInInvestingActivitiesContinuingOperations_A8D0065BE3F406119EE485634621AAD8" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Net Cash Provided by (Used in) Investing Activities, Continuing Operations </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_NetCashProvidedByUsedInInvestingActivitiesContinuingOperations" xlink:label="loc_us-gaap_NetCashProvidedByUsedInInvestingActivitiesContinuingOperations_A8D0065BE3F406119EE485634621AAD8" xlink:type="locator"/>
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<link:label id="lab_us-gaap_NetCashProvidedByUsedInFinancingActivitiesContinuingOperationsAbstract_2AC362AB0E42EC62F90885634621B4EC_terseLabel_en-US" xlink:label="lab_us-gaap_NetCashProvidedByUsedInFinancingActivitiesContinuingOperationsAbstract_2AC362AB0E42EC62F90885634621B4EC" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Cash flows from financing activities attributable to continuing operations: </link:label>
<link:label id="lab_us-gaap_NetCashProvidedByUsedInFinancingActivitiesContinuingOperationsAbstract_2AC362AB0E42EC62F90885634621B4EC_label_en-US" xlink:label="lab_us-gaap_NetCashProvidedByUsedInFinancingActivitiesContinuingOperationsAbstract_2AC362AB0E42EC62F90885634621B4EC" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Net Cash Provided by (Used in) Financing Activities, Continuing Operations [Abstract] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_NetCashProvidedByUsedInFinancingActivitiesContinuingOperationsAbstract" xlink:label="loc_us-gaap_NetCashProvidedByUsedInFinancingActivitiesContinuingOperationsAbstract_2AC362AB0E42EC62F90885634621B4EC" xlink:type="locator"/>
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<link:label id="lab_us-gaap_ProceedsFromIssuanceOfMediumTermNotes_860D64B10B8FDA9C5E5F85634621713C_terseLabel_en-US" xlink:label="lab_us-gaap_ProceedsFromIssuanceOfMediumTermNotes_860D64B10B8FDA9C5E5F85634621713C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Borrowings under Match Group Term Loan </link:label>
<link:label id="lab_us-gaap_ProceedsFromIssuanceOfMediumTermNotes_860D64B10B8FDA9C5E5F85634621713C_label_en-US" xlink:label="lab_us-gaap_ProceedsFromIssuanceOfMediumTermNotes_860D64B10B8FDA9C5E5F85634621713C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Proceeds from Issuance of Medium-term Notes </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ProceedsFromIssuanceOfMediumTermNotes" xlink:label="loc_us-gaap_ProceedsFromIssuanceOfMediumTermNotes_860D64B10B8FDA9C5E5F85634621713C" xlink:type="locator"/>
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<link:label id="lab_us-gaap_RepaymentsOfLongTermDebt_1542C6FEB48FD56CBE9B85634621B891_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_RepaymentsOfLongTermDebt_1542C6FEB48FD56CBE9B85634621B891" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US"> Principal payments on Match Group Term Loan </link:label>
<link:label id="lab_us-gaap_RepaymentsOfLongTermDebt_1542C6FEB48FD56CBE9B85634621B891_label_en-US" xlink:label="lab_us-gaap_RepaymentsOfLongTermDebt_1542C6FEB48FD56CBE9B85634621B891" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Repayments of Long-term Debt </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_RepaymentsOfLongTermDebt" xlink:label="loc_us-gaap_RepaymentsOfLongTermDebt_1542C6FEB48FD56CBE9B85634621B891" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_RepaymentsOfLongTermDebt_1542C6FEB48FD56CBE9B85634621B891" xlink:to="lab_us-gaap_RepaymentsOfLongTermDebt_1542C6FEB48FD56CBE9B85634621B891" xlink:type="arc"/>
<link:label id="lab_us-gaap_ProceedsFromIssuanceOfLongTermDebt_C6CBCA0F17DF2C945DCD85634621419C_terseLabel_en-US" xlink:label="lab_us-gaap_ProceedsFromIssuanceOfLongTermDebt_C6CBCA0F17DF2C945DCD85634621419C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Proceeds from Match Group 2016 Senior Notes offering </link:label>
<link:label id="lab_us-gaap_ProceedsFromIssuanceOfLongTermDebt_C6CBCA0F17DF2C945DCD85634621419C_label_en-US" xlink:label="lab_us-gaap_ProceedsFromIssuanceOfLongTermDebt_C6CBCA0F17DF2C945DCD85634621419C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Proceeds from Issuance of Long-term Debt </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ProceedsFromIssuanceOfLongTermDebt" xlink:label="loc_us-gaap_ProceedsFromIssuanceOfLongTermDebt_C6CBCA0F17DF2C945DCD85634621419C" xlink:type="locator"/>
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<link:label id="lab_us-gaap_EarlyRepaymentOfSeniorDebt_9E4F47C005208E67372E85634621C788_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_EarlyRepaymentOfSeniorDebt_9E4F47C005208E67372E85634621C788" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US"> Principal payments on IAC debt, including redemptions and repurchases of Senior Notes </link:label>
<link:label id="lab_us-gaap_EarlyRepaymentOfSeniorDebt_9E4F47C005208E67372E85634621C788_label_en-US" xlink:label="lab_us-gaap_EarlyRepaymentOfSeniorDebt_9E4F47C005208E67372E85634621C788" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Early Repayment of Senior Debt </link:label>
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<link:label id="lab_us-gaap_PaymentsOfDebtIssuanceCosts_6697654768C550821898856346211D6A_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_PaymentsOfDebtIssuanceCosts_6697654768C550821898856346211D6A" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US"> Debt issuance costs </link:label>
<link:label id="lab_us-gaap_PaymentsOfDebtIssuanceCosts_6697654768C550821898856346211D6A_label_en-US" xlink:label="lab_us-gaap_PaymentsOfDebtIssuanceCosts_6697654768C550821898856346211D6A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Payments of Debt Issuance Costs </link:label>
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<link:label id="lab_us-gaap_PaymentsOfDebtRestructuringCosts_5079BA48FF9D406E0C4785634621D6E6_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_PaymentsOfDebtRestructuringCosts_5079BA48FF9D406E0C4785634621D6E6" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US"> Fees and expenses related to note exchange </link:label>
<link:label id="lab_us-gaap_PaymentsOfDebtRestructuringCosts_5079BA48FF9D406E0C4785634621D6E6_label_en-US" xlink:label="lab_us-gaap_PaymentsOfDebtRestructuringCosts_5079BA48FF9D406E0C4785634621D6E6" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Payments of Debt Restructuring Costs </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_PaymentsOfDebtRestructuringCosts" xlink:label="loc_us-gaap_PaymentsOfDebtRestructuringCosts_5079BA48FF9D406E0C4785634621D6E6" xlink:type="locator"/>
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<link:label id="lab_us-gaap_ProceedsFromIssuanceInitialPublicOffering_C82675B5B9C321C082DE85634621284A_terseLabel_en-US" xlink:label="lab_us-gaap_ProceedsFromIssuanceInitialPublicOffering_C82675B5B9C321C082DE85634621284A" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Proceeds from Match Group initial public offering, net of fees and expenses </link:label>
<link:label id="lab_us-gaap_ProceedsFromIssuanceInitialPublicOffering_C82675B5B9C321C082DE85634621284A_label_en-US" xlink:label="lab_us-gaap_ProceedsFromIssuanceInitialPublicOffering_C82675B5B9C321C082DE85634621284A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Proceeds from Issuance Initial Public Offering </link:label>
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<link:label id="lab_us-gaap_PaymentsForRepurchaseOfCommonStock_D09D7CF0655840381A57856346213071_negatedLabel_en-US" xlink:label="lab_us-gaap_PaymentsForRepurchaseOfCommonStock_D09D7CF0655840381A57856346213071" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US"> Purchase of treasury stock </link:label>
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<link:label id="lab_us-gaap_ProceedsFromIssuanceOrSaleOfEquity_FDA3E1C9C8DBC046BD3B85B14F4FC2CD_terseLabel_en-US" xlink:label="lab_us-gaap_ProceedsFromIssuanceOrSaleOfEquity_FDA3E1C9C8DBC046BD3B85B14F4FC2CD" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Issuance of IAC common stock pursuant to stock-based awards, net of withholding taxes </link:label>
<link:label id="lab_us-gaap_ProceedsFromIssuanceOrSaleOfEquity_FDA3E1C9C8DBC046BD3B85B14F4FC2CD_label_en-US" xlink:label="lab_us-gaap_ProceedsFromIssuanceOrSaleOfEquity_FDA3E1C9C8DBC046BD3B85B14F4FC2CD" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Proceeds from Issuance or Sale of Equity </link:label>
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<link:label id="lab_us-gaap_ProceedsFromPaymentsToMinorityShareholders_FE047FD591E6CB80B81C85634621FB05_label_en-US" xlink:label="lab_us-gaap_ProceedsFromPaymentsToMinorityShareholders_FE047FD591E6CB80B81C85634621FB05" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Proceeds from (Payments to) Noncontrolling Interests </link:label>
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<link:label id="lab_us-gaap_PaymentsForRepurchaseOfEquity_E8597075B3D15EF6B2208563462154ED_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_PaymentsForRepurchaseOfEquity_E8597075B3D15EF6B2208563462154ED" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US"> Repurchase of stock-based awards </link:label>
<link:label id="lab_us-gaap_PaymentsForRepurchaseOfEquity_E8597075B3D15EF6B2208563462154ED_label_en-US" xlink:label="lab_us-gaap_PaymentsForRepurchaseOfEquity_E8597075B3D15EF6B2208563462154ED" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Payments for Repurchase of Equity </link:label>
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<link:label id="lab_us-gaap_ExcessTaxBenefitFromShareBasedCompensationFinancingActivities_30C9D17E4524F488757F85634621CB5C_terseLabel_en-US" xlink:label="lab_us-gaap_ExcessTaxBenefitFromShareBasedCompensationFinancingActivities_30C9D17E4524F488757F85634621CB5C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Excess tax benefits from stock-based awards </link:label>
<link:label id="lab_us-gaap_ExcessTaxBenefitFromShareBasedCompensationFinancingActivities_30C9D17E4524F488757F85634621CB5C_label_en-US" xlink:label="lab_us-gaap_ExcessTaxBenefitFromShareBasedCompensationFinancingActivities_30C9D17E4524F488757F85634621CB5C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Excess Tax Benefit from Share-based Compensation, Financing Activities </link:label>
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<link:label id="lab_iac_BusinessCombinationContingentConsiderationPaymentFinancing_81CDE8C45C58DF1132DF85634621EC30_negatedTerseLabel_en-US" xlink:label="lab_iac_BusinessCombinationContingentConsiderationPaymentFinancing_81CDE8C45C58DF1132DF85634621EC30" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US"> Acquisition-related contingent consideration payments </link:label>
<link:label id="lab_iac_BusinessCombinationContingentConsiderationPaymentFinancing_81CDE8C45C58DF1132DF85634621EC30_label_en-US" xlink:label="lab_iac_BusinessCombinationContingentConsiderationPaymentFinancing_81CDE8C45C58DF1132DF85634621EC30" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Business Combination, Contingent Consideration Payment Financing </link:label>
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<link:loc xlink:href="iac-20161231.xsd#iac_BusinessCombinationContingentConsiderationPaymentFinancing" xlink:label="loc_iac_BusinessCombinationContingentConsiderationPaymentFinancing_81CDE8C45C58DF1132DF85634621EC30" xlink:type="locator"/>
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<link:label id="lab_us-gaap_ProceedsFromRepaymentsOfRestrictedCashFinancingActivities_B19C55EAFB7B6ECC3F13856346216481_verboseLabel_en-US" xlink:label="lab_us-gaap_ProceedsFromRepaymentsOfRestrictedCashFinancingActivities_B19C55EAFB7B6ECC3F13856346216481" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Funds held in escrow for MyHammer tender offer </link:label>
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<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ProceedsFromRepaymentsOfRestrictedCashFinancingActivities" xlink:label="loc_us-gaap_ProceedsFromRepaymentsOfRestrictedCashFinancingActivities_B19C55EAFB7B6ECC3F13856346216481" xlink:type="locator"/>
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<link:label id="lab_us-gaap_ProceedsFromPaymentsForOtherFinancingActivities_FB402DA2220C9730E8258563462117BD_label_en-US" xlink:label="lab_us-gaap_ProceedsFromPaymentsForOtherFinancingActivities_FB402DA2220C9730E8258563462117BD" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Proceeds from (Payments for) Other Financing Activities </link:label>
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<link:label id="lab_us-gaap_NetCashProvidedByUsedInContinuingOperations_F9CAD845813DCA012C53856346213EAB_totalLabel_en-US" xlink:label="lab_us-gaap_NetCashProvidedByUsedInContinuingOperations_F9CAD845813DCA012C53856346213EAB" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US"> Total cash (used in) provided by continuing operations </link:label>
<link:label id="lab_us-gaap_NetCashProvidedByUsedInContinuingOperations_F9CAD845813DCA012C53856346213EAB_label_en-US" xlink:label="lab_us-gaap_NetCashProvidedByUsedInContinuingOperations_F9CAD845813DCA012C53856346213EAB" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Net Cash Provided by (Used in) Continuing Operations </link:label>
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<link:label id="lab_us-gaap_NetCashProvidedByUsedInDiscontinuedOperations_93E9E9166EAEFFF4452285634621D6FE_terseLabel_en-US" xlink:label="lab_us-gaap_NetCashProvidedByUsedInDiscontinuedOperations_93E9E9166EAEFFF4452285634621D6FE" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Total cash used in discontinued operations </link:label>
<link:label id="lab_us-gaap_NetCashProvidedByUsedInDiscontinuedOperations_93E9E9166EAEFFF4452285634621D6FE_label_en-US" xlink:label="lab_us-gaap_NetCashProvidedByUsedInDiscontinuedOperations_93E9E9166EAEFFF4452285634621D6FE" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Net Cash Provided by (Used in) Discontinued Operations </link:label>
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<link:label id="lab_us-gaap_EffectOfExchangeRateOnCashAndCashEquivalents_90C58F7172668237D30C856346219D8C_terseLabel_en-US" xlink:label="lab_us-gaap_EffectOfExchangeRateOnCashAndCashEquivalents_90C58F7172668237D30C856346219D8C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Effect of exchange rate changes on cash and cash equivalents </link:label>
<link:label id="lab_us-gaap_EffectOfExchangeRateOnCashAndCashEquivalents_90C58F7172668237D30C856346219D8C_label_en-US" xlink:label="lab_us-gaap_EffectOfExchangeRateOnCashAndCashEquivalents_90C58F7172668237D30C856346219D8C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Effect of Exchange Rate on Cash and Cash Equivalents </link:label>
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<link:label id="lab_us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease_C23C77FB70F3C86BE5E385634621F1E6_totalLabel_en-US" xlink:label="lab_us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease_C23C77FB70F3C86BE5E385634621F1E6" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US"> Net (decrease) increase in cash and cash equivalents </link:label>
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<link:label id="lab_us-gaap_CashAndCashEquivalentsAtCarryingValue_F3C9A7A0B2758391936185634621BD16_periodStartLabel_en-US" xlink:label="lab_us-gaap_CashAndCashEquivalentsAtCarryingValue_F3C9A7A0B2758391936185634621BD16" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:type="resource" xml:lang="en-US"> Cash and cash equivalents at beginning of period </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_CashAndCashEquivalentsAtCarryingValue" xlink:label="loc_us-gaap_CashAndCashEquivalentsAtCarryingValue_F3C9A7A0B2758391936185634621BD16" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_CashAndCashEquivalentsAtCarryingValue_F3C9A7A0B2758391936185634621BD16" xlink:to="lab_us-gaap_CashAndCashEquivalentsAtCarryingValue_F3C9A7A0B2758391936185634621BD16" xlink:type="arc"/>
<link:label id="lab_us-gaap_CashAndCashEquivalentsAtCarryingValue_1C8572ED25DC03AEC0C285634621B47A_periodEndLabel_en-US" xlink:label="lab_us-gaap_CashAndCashEquivalentsAtCarryingValue_1C8572ED25DC03AEC0C285634621B47A" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:type="resource" xml:lang="en-US"> Cash and cash equivalents at end of period </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_CashAndCashEquivalentsAtCarryingValue" xlink:label="loc_us-gaap_CashAndCashEquivalentsAtCarryingValue_1C8572ED25DC03AEC0C285634621B47A" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_CashAndCashEquivalentsAtCarryingValue_1C8572ED25DC03AEC0C285634621B47A" xlink:to="lab_us-gaap_CashAndCashEquivalentsAtCarryingValue_1C8572ED25DC03AEC0C285634621B47A" xlink:type="arc"/>
<link:label id="lab_us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract_429CBEFD8DA13BA9555BBB95DE714C0D_label_en-US" xlink:label="lab_us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract_429CBEFD8DA13BA9555BBB95DE714C0D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Organization, Consolidation and Presentation of Financial Statements [Abstract] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract" xlink:label="loc_us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract_429CBEFD8DA13BA9555BBB95DE714C0D" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract_429CBEFD8DA13BA9555BBB95DE714C0D" xlink:to="lab_us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract_429CBEFD8DA13BA9555BBB95DE714C0D" xlink:type="arc"/>
<link:label id="lab_us-gaap_AdditionalFinancialInformationDisclosureTextBlock_C2417ED21EBFB41D28D4BB95DE71D93D_terseLabel_en-US" xlink:label="lab_us-gaap_AdditionalFinancialInformationDisclosureTextBlock_C2417ED21EBFB41D28D4BB95DE71D93D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> CONSOLIDATED FINANCIAL STATEMENT DETAILS </link:label>
<link:label id="lab_us-gaap_AdditionalFinancialInformationDisclosureTextBlock_C2417ED21EBFB41D28D4BB95DE71D93D_label_en-US" xlink:label="lab_us-gaap_AdditionalFinancialInformationDisclosureTextBlock_C2417ED21EBFB41D28D4BB95DE71D93D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Additional Financial Information Disclosure [Text Block] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_AdditionalFinancialInformationDisclosureTextBlock" xlink:label="loc_us-gaap_AdditionalFinancialInformationDisclosureTextBlock_C2417ED21EBFB41D28D4BB95DE71D93D" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AdditionalFinancialInformationDisclosureTextBlock_C2417ED21EBFB41D28D4BB95DE71D93D" xlink:to="lab_us-gaap_AdditionalFinancialInformationDisclosureTextBlock_C2417ED21EBFB41D28D4BB95DE71D93D" xlink:type="arc"/>
<link:label id="lab_us-gaap_StockholdersEquityNoteAbstract_49E8EA2E6E9621BE83AFBB95DC7DEC88_label_en-US" xlink:label="lab_us-gaap_StockholdersEquityNoteAbstract_49E8EA2E6E9621BE83AFBB95DC7DEC88" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Stockholders' Equity Note [Abstract] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_StockholdersEquityNoteAbstract" xlink:label="loc_us-gaap_StockholdersEquityNoteAbstract_49E8EA2E6E9621BE83AFBB95DC7DEC88" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_StockholdersEquityNoteAbstract_49E8EA2E6E9621BE83AFBB95DC7DEC88" xlink:to="lab_us-gaap_StockholdersEquityNoteAbstract_49E8EA2E6E9621BE83AFBB95DC7DEC88" xlink:type="arc"/>
<link:label id="lab_us-gaap_StockholdersEquityNoteDisclosureTextBlock_EBC3A4E25FB644F5D74ABB95DC7D1E88_terseLabel_en-US" xlink:label="lab_us-gaap_StockholdersEquityNoteDisclosureTextBlock_EBC3A4E25FB644F5D74ABB95DC7D1E88" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> SHAREHOLDERS' EQUITY </link:label>
<link:label id="lab_us-gaap_StockholdersEquityNoteDisclosureTextBlock_EBC3A4E25FB644F5D74ABB95DC7D1E88_label_en-US" xlink:label="lab_us-gaap_StockholdersEquityNoteDisclosureTextBlock_EBC3A4E25FB644F5D74ABB95DC7D1E88" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Stockholders' Equity Note Disclosure [Text Block] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_StockholdersEquityNoteDisclosureTextBlock" xlink:label="loc_us-gaap_StockholdersEquityNoteDisclosureTextBlock_EBC3A4E25FB644F5D74ABB95DC7D1E88" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_StockholdersEquityNoteDisclosureTextBlock_EBC3A4E25FB644F5D74ABB95DC7D1E88" xlink:to="lab_us-gaap_StockholdersEquityNoteDisclosureTextBlock_EBC3A4E25FB644F5D74ABB95DC7D1E88" xlink:type="arc"/>
<link:label id="lab_us-gaap_FairValueDisclosuresTextBlock_25DED0971AB3553AF9B467B947D209C3_terseLabel_en-US" xlink:label="lab_us-gaap_FairValueDisclosuresTextBlock_25DED0971AB3553AF9B467B947D209C3" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> FAIR VALUE MEASUREMENTS AND FINANCIAL INSTRUMENTS </link:label>
<link:label id="lab_us-gaap_FairValueDisclosuresTextBlock_25DED0971AB3553AF9B467B947D209C3_label_en-US" xlink:label="lab_us-gaap_FairValueDisclosuresTextBlock_25DED0971AB3553AF9B467B947D209C3" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Fair Value Disclosures [Text Block] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_FairValueDisclosuresTextBlock" xlink:label="loc_us-gaap_FairValueDisclosuresTextBlock_25DED0971AB3553AF9B467B947D209C3" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FairValueDisclosuresTextBlock_25DED0971AB3553AF9B467B947D209C3" xlink:to="lab_us-gaap_FairValueDisclosuresTextBlock_25DED0971AB3553AF9B467B947D209C3" xlink:type="arc"/>
<link:label id="lab_us-gaap_DeferredRevenueArrangementByTypeTable_ADB374D12568239D31F25D6C59C79A56_terseLabel_en-US" xlink:label="lab_us-gaap_DeferredRevenueArrangementByTypeTable_ADB374D12568239D31F25D6C59C79A56" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Deferred Revenue Arrangement, by Type [Table] </link:label>
<link:label id="lab_us-gaap_DeferredRevenueArrangementByTypeTable_ADB374D12568239D31F25D6C59C79A56_label_en-US" xlink:label="lab_us-gaap_DeferredRevenueArrangementByTypeTable_ADB374D12568239D31F25D6C59C79A56" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Deferred Revenue Arrangement, by Type [Table] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_DeferredRevenueArrangementByTypeTable" xlink:label="loc_us-gaap_DeferredRevenueArrangementByTypeTable_ADB374D12568239D31F25D6C59C79A56" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DeferredRevenueArrangementByTypeTable_ADB374D12568239D31F25D6C59C79A56" xlink:to="lab_us-gaap_DeferredRevenueArrangementByTypeTable_ADB374D12568239D31F25D6C59C79A56" xlink:type="arc"/>
<link:label id="lab_iac_TheMatchGroupMember_15E5E473426C3E11DD745D6C59C7CF4F_verboseLabel_en-US" xlink:label="lab_iac_TheMatchGroupMember_15E5E473426C3E11DD745D6C59C7CF4F" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Match Group </link:label>
<link:label id="lab_iac_TheMatchGroupMember_15E5E473426C3E11DD745D6C59C7CF4F_label_en-US" xlink:label="lab_iac_TheMatchGroupMember_15E5E473426C3E11DD745D6C59C7CF4F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> The Match Group [Member] </link:label>
<link:label id="lab_iac_TheMatchGroupMember_15E5E473426C3E11DD745D6C59C7CF4F_documentation_en-US" xlink:label="lab_iac_TheMatchGroupMember_15E5E473426C3E11DD745D6C59C7CF4F" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Represents The Match Group segment of the entity. </link:label>
<link:loc xlink:href="iac-20161231.xsd#iac_TheMatchGroupMember" xlink:label="loc_iac_TheMatchGroupMember_15E5E473426C3E11DD745D6C59C7CF4F" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_iac_TheMatchGroupMember_15E5E473426C3E11DD745D6C59C7CF4F" xlink:to="lab_iac_TheMatchGroupMember_15E5E473426C3E11DD745D6C59C7CF4F" xlink:type="arc"/>
<link:label id="lab_iac_HomeAdvisorMember_8A4626FA5671318377DC5D6C59C799A2_terseLabel_en-US" xlink:label="lab_iac_HomeAdvisorMember_8A4626FA5671318377DC5D6C59C799A2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> HomeAdvisor </link:label>
<link:label id="lab_iac_HomeAdvisorMember_8A4626FA5671318377DC5D6C59C799A2_label_en-US" xlink:label="lab_iac_HomeAdvisorMember_8A4626FA5671318377DC5D6C59C799A2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> HomeAdvisor [Member] </link:label>
<link:label id="lab_iac_HomeAdvisorMember_8A4626FA5671318377DC5D6C59C799A2_documentation_en-US" xlink:label="lab_iac_HomeAdvisorMember_8A4626FA5671318377DC5D6C59C799A2" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Represents the businesses within the HomeAdvisor segment of the entity. </link:label>
<link:loc xlink:href="iac-20161231.xsd#iac_HomeAdvisorMember" xlink:label="loc_iac_HomeAdvisorMember_8A4626FA5671318377DC5D6C59C799A2" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_iac_HomeAdvisorMember_8A4626FA5671318377DC5D6C59C799A2" xlink:to="lab_iac_HomeAdvisorMember_8A4626FA5671318377DC5D6C59C799A2" xlink:type="arc"/>
<link:label id="lab_iac_VideoMember_17C8FFFC0D839CB119F35D6C59C7C3C3_terseLabel_en-US" xlink:label="lab_iac_VideoMember_17C8FFFC0D839CB119F35D6C59C7C3C3" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Video </link:label>
<link:label id="lab_iac_VideoMember_17C8FFFC0D839CB119F35D6C59C7C3C3_label_en-US" xlink:label="lab_iac_VideoMember_17C8FFFC0D839CB119F35D6C59C7C3C3" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Video [Member] </link:label>
<link:label id="lab_iac_VideoMember_17C8FFFC0D839CB119F35D6C59C7C3C3_documentation_en-US" xlink:label="lab_iac_VideoMember_17C8FFFC0D839CB119F35D6C59C7C3C3" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Represents the businesses within the Video segment of the entity. </link:label>
<link:loc xlink:href="iac-20161231.xsd#iac_VideoMember" xlink:label="loc_iac_VideoMember_17C8FFFC0D839CB119F35D6C59C7C3C3" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_iac_VideoMember_17C8FFFC0D839CB119F35D6C59C7C3C3" xlink:to="lab_iac_VideoMember_17C8FFFC0D839CB119F35D6C59C7C3C3" xlink:type="arc"/>
<link:label id="lab_iac_PublishingAndApplicationsMember_7DE67DBC1FEA14FA36F25D6C59C718C2_terseLabel_en-US" xlink:label="lab_iac_PublishingAndApplicationsMember_7DE67DBC1FEA14FA36F25D6C59C718C2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Publishing and Applications </link:label>
<link:label id="lab_iac_PublishingAndApplicationsMember_7DE67DBC1FEA14FA36F25D6C59C718C2_label_en-US" xlink:label="lab_iac_PublishingAndApplicationsMember_7DE67DBC1FEA14FA36F25D6C59C718C2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Publishing And Applications [Member] </link:label>
<link:label id="lab_iac_PublishingAndApplicationsMember_7DE67DBC1FEA14FA36F25D6C59C718C2_documentation_en-US" xlink:label="lab_iac_PublishingAndApplicationsMember_7DE67DBC1FEA14FA36F25D6C59C718C2" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Publishing And Applications </link:label>
<link:loc xlink:href="iac-20161231.xsd#iac_PublishingAndApplicationsMember" xlink:label="loc_iac_PublishingAndApplicationsMember_7DE67DBC1FEA14FA36F25D6C59C718C2" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_iac_PublishingAndApplicationsMember_7DE67DBC1FEA14FA36F25D6C59C718C2" xlink:to="lab_iac_PublishingAndApplicationsMember_7DE67DBC1FEA14FA36F25D6C59C718C2" xlink:type="arc"/>
<link:label id="lab_iac_DatingMember_B0EA2793C416645A1D7E5D6C59C86293_terseLabel_en-US" xlink:label="lab_iac_DatingMember_B0EA2793C416645A1D7E5D6C59C86293" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Dating </link:label>
<link:label id="lab_iac_DatingMember_B0EA2793C416645A1D7E5D6C59C86293_label_en-US" xlink:label="lab_iac_DatingMember_B0EA2793C416645A1D7E5D6C59C86293" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Dating [Member] </link:label>
<link:label id="lab_iac_DatingMember_B0EA2793C416645A1D7E5D6C59C86293_documentation_en-US" xlink:label="lab_iac_DatingMember_B0EA2793C416645A1D7E5D6C59C86293" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Represents the information pertaining to the Dating businesses (which are part of The Match Group segment) of the entity. These businesses include North America dating businesses (which include Match.com, Chemistry, People Media, OkCupid, Tinder and other dating businesses operating within the United States and Canada) and International dating businesses (which include Meetic and all other dating businesses operating outside of the United States and Canada). </link:label>
<link:loc xlink:href="iac-20161231.xsd#iac_DatingMember" xlink:label="loc_iac_DatingMember_B0EA2793C416645A1D7E5D6C59C86293" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_iac_DatingMember_B0EA2793C416645A1D7E5D6C59C86293" xlink:to="lab_iac_DatingMember_B0EA2793C416645A1D7E5D6C59C86293" xlink:type="arc"/>
<link:label id="lab_iac_NondatingMember_791449395AD584073D555D6C59C8221E_terseLabel_en-US" xlink:label="lab_iac_NondatingMember_791449395AD584073D555D6C59C8221E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Non-dating </link:label>
<link:label id="lab_iac_NondatingMember_791449395AD584073D555D6C59C8221E_label_en-US" xlink:label="lab_iac_NondatingMember_791449395AD584073D555D6C59C8221E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Non-dating [Member] </link:label>
<link:label id="lab_iac_NondatingMember_791449395AD584073D555D6C59C8221E_documentation_en-US" xlink:label="lab_iac_NondatingMember_791449395AD584073D555D6C59C8221E" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Non-dating </link:label>
<link:loc xlink:href="iac-20161231.xsd#iac_NondatingMember" xlink:label="loc_iac_NondatingMember_791449395AD584073D555D6C59C8221E" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_iac_NondatingMember_791449395AD584073D555D6C59C8221E" xlink:to="lab_iac_NondatingMember_791449395AD584073D555D6C59C8221E" xlink:type="arc"/>
<link:label id="lab_iac_VimeoMember_C7FEE3DA4379DEA596225D6C59C8CEDF_terseLabel_en-US" xlink:label="lab_iac_VimeoMember_C7FEE3DA4379DEA596225D6C59C8CEDF" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Vimeo </link:label>
<link:label id="lab_iac_VimeoMember_C7FEE3DA4379DEA596225D6C59C8CEDF_label_en-US" xlink:label="lab_iac_VimeoMember_C7FEE3DA4379DEA596225D6C59C8CEDF" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Vimeo [Member] </link:label>
<link:label id="lab_iac_VimeoMember_C7FEE3DA4379DEA596225D6C59C8CEDF_documentation_en-US" xlink:label="lab_iac_VimeoMember_C7FEE3DA4379DEA596225D6C59C8CEDF" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Vimeo [Member] </link:label>
<link:loc xlink:href="iac-20161231.xsd#iac_VimeoMember" xlink:label="loc_iac_VimeoMember_C7FEE3DA4379DEA596225D6C59C8CEDF" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_iac_VimeoMember_C7FEE3DA4379DEA596225D6C59C8CEDF" xlink:to="lab_iac_VimeoMember_C7FEE3DA4379DEA596225D6C59C8CEDF" xlink:type="arc"/>
<link:label id="lab_iac_ElectusMember_9B463737C0C0514A8D765D6C59C86692_terseLabel_en-US" xlink:label="lab_iac_ElectusMember_9B463737C0C0514A8D765D6C59C86692" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Electus </link:label>
<link:label id="lab_iac_ElectusMember_9B463737C0C0514A8D765D6C59C86692_label_en-US" xlink:label="lab_iac_ElectusMember_9B463737C0C0514A8D765D6C59C86692" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Electus [Member] </link:label>
<link:label id="lab_iac_ElectusMember_9B463737C0C0514A8D765D6C59C86692_documentation_en-US" xlink:label="lab_iac_ElectusMember_9B463737C0C0514A8D765D6C59C86692" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Electus </link:label>
<link:loc xlink:href="iac-20161231.xsd#iac_ElectusMember" xlink:label="loc_iac_ElectusMember_9B463737C0C0514A8D765D6C59C86692" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_iac_ElectusMember_9B463737C0C0514A8D765D6C59C86692" xlink:to="lab_iac_ElectusMember_9B463737C0C0514A8D765D6C59C86692" xlink:type="arc"/>
<link:label id="lab_us-gaap_DeferredRevenueArrangementTypeAxis_1AB75BCBA7332E028B655D6C59C80AE3_terseLabel_en-US" xlink:label="lab_us-gaap_DeferredRevenueArrangementTypeAxis_1AB75BCBA7332E028B655D6C59C80AE3" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Deferred Revenue Arrangement Type [Axis] </link:label>
<link:label id="lab_us-gaap_DeferredRevenueArrangementTypeAxis_1AB75BCBA7332E028B655D6C59C80AE3_label_en-US" xlink:label="lab_us-gaap_DeferredRevenueArrangementTypeAxis_1AB75BCBA7332E028B655D6C59C80AE3" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Deferred Revenue Arrangement Type [Axis] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_DeferredRevenueArrangementTypeAxis" xlink:label="loc_us-gaap_DeferredRevenueArrangementTypeAxis_1AB75BCBA7332E028B655D6C59C80AE3" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DeferredRevenueArrangementTypeAxis_1AB75BCBA7332E028B655D6C59C80AE3" xlink:to="lab_us-gaap_DeferredRevenueArrangementTypeAxis_1AB75BCBA7332E028B655D6C59C80AE3" xlink:type="arc"/>
<link:label id="lab_us-gaap_DeferredRevenueArrangementTypeDomain_38C9589281B5D5A0DEC35D6C59C8909E_terseLabel_en-US" xlink:label="lab_us-gaap_DeferredRevenueArrangementTypeDomain_38C9589281B5D5A0DEC35D6C59C8909E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Deferred Revenue [Domain] </link:label>
<link:label id="lab_us-gaap_DeferredRevenueArrangementTypeDomain_38C9589281B5D5A0DEC35D6C59C8909E_label_en-US" xlink:label="lab_us-gaap_DeferredRevenueArrangementTypeDomain_38C9589281B5D5A0DEC35D6C59C8909E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Deferred Revenue [Domain] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_DeferredRevenueArrangementTypeDomain" xlink:label="loc_us-gaap_DeferredRevenueArrangementTypeDomain_38C9589281B5D5A0DEC35D6C59C8909E" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DeferredRevenueArrangementTypeDomain_38C9589281B5D5A0DEC35D6C59C8909E" xlink:to="lab_us-gaap_DeferredRevenueArrangementTypeDomain_38C9589281B5D5A0DEC35D6C59C8909E" xlink:type="arc"/>
<link:label id="lab_iac_SubscriptionArrangementPeriodOneMember_86E491A00BB2537BF0A25D6C59C82241_terseLabel_en-US" xlink:label="lab_iac_SubscriptionArrangementPeriodOneMember_86E491A00BB2537BF0A25D6C59C82241" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Subscription term, one month </link:label>
<link:label id="lab_iac_SubscriptionArrangementPeriodOneMember_86E491A00BB2537BF0A25D6C59C82241_label_en-US" xlink:label="lab_iac_SubscriptionArrangementPeriodOneMember_86E491A00BB2537BF0A25D6C59C82241" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Subscription Arrangement, Period One [Member] </link:label>
<link:label id="lab_iac_SubscriptionArrangementPeriodOneMember_86E491A00BB2537BF0A25D6C59C82241_documentation_en-US" xlink:label="lab_iac_SubscriptionArrangementPeriodOneMember_86E491A00BB2537BF0A25D6C59C82241" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Subscription Arrangement, Period One [Member] </link:label>
<link:loc xlink:href="iac-20161231.xsd#iac_SubscriptionArrangementPeriodOneMember" xlink:label="loc_iac_SubscriptionArrangementPeriodOneMember_86E491A00BB2537BF0A25D6C59C82241" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_iac_SubscriptionArrangementPeriodOneMember_86E491A00BB2537BF0A25D6C59C82241" xlink:to="lab_iac_SubscriptionArrangementPeriodOneMember_86E491A00BB2537BF0A25D6C59C82241" xlink:type="arc"/>
<link:label id="lab_iac_SubscriptionArrangementPeriodTwoMember_17B360E9560E4C6E28705D6C59C85BA5_terseLabel_en-US" xlink:label="lab_iac_SubscriptionArrangementPeriodTwoMember_17B360E9560E4C6E28705D6C59C85BA5" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Subscription term, three months </link:label>
<link:label id="lab_iac_SubscriptionArrangementPeriodTwoMember_17B360E9560E4C6E28705D6C59C85BA5_label_en-US" xlink:label="lab_iac_SubscriptionArrangementPeriodTwoMember_17B360E9560E4C6E28705D6C59C85BA5" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Subscription Arrangement, Period Two [Member] </link:label>
<link:label id="lab_iac_SubscriptionArrangementPeriodTwoMember_17B360E9560E4C6E28705D6C59C85BA5_documentation_en-US" xlink:label="lab_iac_SubscriptionArrangementPeriodTwoMember_17B360E9560E4C6E28705D6C59C85BA5" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Subscription Arrangement, Period Two [Member] </link:label>
<link:loc xlink:href="iac-20161231.xsd#iac_SubscriptionArrangementPeriodTwoMember" xlink:label="loc_iac_SubscriptionArrangementPeriodTwoMember_17B360E9560E4C6E28705D6C59C85BA5" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_iac_SubscriptionArrangementPeriodTwoMember_17B360E9560E4C6E28705D6C59C85BA5" xlink:to="lab_iac_SubscriptionArrangementPeriodTwoMember_17B360E9560E4C6E28705D6C59C85BA5" xlink:type="arc"/>
<link:label id="lab_iac_SubscriptionArrangementPeriodThreeMember_509D216B6E487D9EBE4A5D6C59C829FC_terseLabel_en-US" xlink:label="lab_iac_SubscriptionArrangementPeriodThreeMember_509D216B6E487D9EBE4A5D6C59C829FC" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Subscription term, one year </link:label>
<link:label id="lab_iac_SubscriptionArrangementPeriodThreeMember_509D216B6E487D9EBE4A5D6C59C829FC_label_en-US" xlink:label="lab_iac_SubscriptionArrangementPeriodThreeMember_509D216B6E487D9EBE4A5D6C59C829FC" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Subscription Arrangement, Period Three [Member] </link:label>
<link:label id="lab_iac_SubscriptionArrangementPeriodThreeMember_509D216B6E487D9EBE4A5D6C59C829FC_documentation_en-US" xlink:label="lab_iac_SubscriptionArrangementPeriodThreeMember_509D216B6E487D9EBE4A5D6C59C829FC" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Subscription Arrangement, Period Three [Member] </link:label>
<link:loc xlink:href="iac-20161231.xsd#iac_SubscriptionArrangementPeriodThreeMember" xlink:label="loc_iac_SubscriptionArrangementPeriodThreeMember_509D216B6E487D9EBE4A5D6C59C829FC" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_iac_SubscriptionArrangementPeriodThreeMember_509D216B6E487D9EBE4A5D6C59C829FC" xlink:to="lab_iac_SubscriptionArrangementPeriodThreeMember_509D216B6E487D9EBE4A5D6C59C829FC" xlink:type="arc"/>
<link:label id="lab_us-gaap_MajorCustomersAxis_4D059F69BE30B291C0275D6C59C9C0F8_terseLabel_en-US" xlink:label="lab_us-gaap_MajorCustomersAxis_4D059F69BE30B291C0275D6C59C9C0F8" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Major Customers [Axis] </link:label>
<link:label id="lab_us-gaap_MajorCustomersAxis_4D059F69BE30B291C0275D6C59C9C0F8_label_en-US" xlink:label="lab_us-gaap_MajorCustomersAxis_4D059F69BE30B291C0275D6C59C9C0F8" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Customer [Axis] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_MajorCustomersAxis" xlink:label="loc_us-gaap_MajorCustomersAxis_4D059F69BE30B291C0275D6C59C9C0F8" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_MajorCustomersAxis_4D059F69BE30B291C0275D6C59C9C0F8" xlink:to="lab_us-gaap_MajorCustomersAxis_4D059F69BE30B291C0275D6C59C9C0F8" xlink:type="arc"/>
<link:label id="lab_us-gaap_NameOfMajorCustomerDomain_CCED126CB6DB699FFA8C5D6C59C92940_terseLabel_en-US" xlink:label="lab_us-gaap_NameOfMajorCustomerDomain_CCED126CB6DB699FFA8C5D6C59C92940" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Name of Major Customer [Domain] </link:label>
<link:label id="lab_us-gaap_NameOfMajorCustomerDomain_CCED126CB6DB699FFA8C5D6C59C92940_label_en-US" xlink:label="lab_us-gaap_NameOfMajorCustomerDomain_CCED126CB6DB699FFA8C5D6C59C92940" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Customer [Domain] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_NameOfMajorCustomerDomain" xlink:label="loc_us-gaap_NameOfMajorCustomerDomain_CCED126CB6DB699FFA8C5D6C59C92940" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_NameOfMajorCustomerDomain_CCED126CB6DB699FFA8C5D6C59C92940" xlink:to="lab_us-gaap_NameOfMajorCustomerDomain_CCED126CB6DB699FFA8C5D6C59C92940" xlink:type="arc"/>
<link:label id="lab_iac_GoogleIncMember_6CF838B8ACA1946A7E575D6C59C9DFBD_terseLabel_en-US" xlink:label="lab_iac_GoogleIncMember_6CF838B8ACA1946A7E575D6C59C9DFBD" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Google Inc. </link:label>
<link:label id="lab_iac_GoogleIncMember_6CF838B8ACA1946A7E575D6C59C9DFBD_label_en-US" xlink:label="lab_iac_GoogleIncMember_6CF838B8ACA1946A7E575D6C59C9DFBD" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Google Inc [Member] </link:label>
<link:label id="lab_iac_GoogleIncMember_6CF838B8ACA1946A7E575D6C59C9DFBD_documentation_en-US" xlink:label="lab_iac_GoogleIncMember_6CF838B8ACA1946A7E575D6C59C9DFBD" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Represents the entity with which company has entered into a paid listing supply agreement for online advertising. </link:label>
<link:loc xlink:href="iac-20161231.xsd#iac_GoogleIncMember" xlink:label="loc_iac_GoogleIncMember_6CF838B8ACA1946A7E575D6C59C9DFBD" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_iac_GoogleIncMember_6CF838B8ACA1946A7E575D6C59C9DFBD" xlink:to="lab_iac_GoogleIncMember_6CF838B8ACA1946A7E575D6C59C9DFBD" xlink:type="arc"/>
<link:label id="lab_us-gaap_ConcentrationRiskByBenchmarkAxis_0E3EA5B1A95A8D514D5E5D6C59C9AB4D_terseLabel_en-US" xlink:label="lab_us-gaap_ConcentrationRiskByBenchmarkAxis_0E3EA5B1A95A8D514D5E5D6C59C9AB4D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Concentration Risk Benchmark [Axis] </link:label>
<link:label id="lab_us-gaap_ConcentrationRiskByBenchmarkAxis_0E3EA5B1A95A8D514D5E5D6C59C9AB4D_label_en-US" xlink:label="lab_us-gaap_ConcentrationRiskByBenchmarkAxis_0E3EA5B1A95A8D514D5E5D6C59C9AB4D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Concentration Risk Benchmark [Axis] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ConcentrationRiskByBenchmarkAxis" xlink:label="loc_us-gaap_ConcentrationRiskByBenchmarkAxis_0E3EA5B1A95A8D514D5E5D6C59C9AB4D" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ConcentrationRiskByBenchmarkAxis_0E3EA5B1A95A8D514D5E5D6C59C9AB4D" xlink:to="lab_us-gaap_ConcentrationRiskByBenchmarkAxis_0E3EA5B1A95A8D514D5E5D6C59C9AB4D" xlink:type="arc"/>
<link:label id="lab_us-gaap_ConcentrationRiskBenchmarkDomain_D58D54412EF87E08D3AC5D6C59C9F74A_terseLabel_en-US" xlink:label="lab_us-gaap_ConcentrationRiskBenchmarkDomain_D58D54412EF87E08D3AC5D6C59C9F74A" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Concentration Risk Benchmark [Domain] </link:label>
<link:label id="lab_us-gaap_ConcentrationRiskBenchmarkDomain_D58D54412EF87E08D3AC5D6C59C9F74A_label_en-US" xlink:label="lab_us-gaap_ConcentrationRiskBenchmarkDomain_D58D54412EF87E08D3AC5D6C59C9F74A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Concentration Risk Benchmark [Domain] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ConcentrationRiskBenchmarkDomain" xlink:label="loc_us-gaap_ConcentrationRiskBenchmarkDomain_D58D54412EF87E08D3AC5D6C59C9F74A" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ConcentrationRiskBenchmarkDomain_D58D54412EF87E08D3AC5D6C59C9F74A" xlink:to="lab_us-gaap_ConcentrationRiskBenchmarkDomain_D58D54412EF87E08D3AC5D6C59C9F74A" xlink:type="arc"/>
<link:label id="lab_us-gaap_SalesRevenueSegmentMember_6735E6DE6BB0F898EC4B5D6C59C96FB6_terseLabel_en-US" xlink:label="lab_us-gaap_SalesRevenueSegmentMember_6735E6DE6BB0F898EC4B5D6C59C96FB6" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Revenue </link:label>
<link:label id="lab_us-gaap_SalesRevenueSegmentMember_6735E6DE6BB0F898EC4B5D6C59C96FB6_label_en-US" xlink:label="lab_us-gaap_SalesRevenueSegmentMember_6735E6DE6BB0F898EC4B5D6C59C96FB6" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Sales Revenue, Segment [Member] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_SalesRevenueSegmentMember" xlink:label="loc_us-gaap_SalesRevenueSegmentMember_6735E6DE6BB0F898EC4B5D6C59C96FB6" xlink:type="locator"/>
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<link:label id="lab_us-gaap_ConcentrationRiskByTypeAxis_92AC1EF450CC498DAD5E5D6C59C9F036_terseLabel_en-US" xlink:label="lab_us-gaap_ConcentrationRiskByTypeAxis_92AC1EF450CC498DAD5E5D6C59C9F036" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Concentration Risk Type [Axis] </link:label>
<link:label id="lab_us-gaap_ConcentrationRiskByTypeAxis_92AC1EF450CC498DAD5E5D6C59C9F036_label_en-US" xlink:label="lab_us-gaap_ConcentrationRiskByTypeAxis_92AC1EF450CC498DAD5E5D6C59C9F036" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Concentration Risk Type [Axis] </link:label>
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<link:label id="lab_us-gaap_ConcentrationRiskTypeDomain_6463A6390085DFAC9C355D6C59C98F2F_terseLabel_en-US" xlink:label="lab_us-gaap_ConcentrationRiskTypeDomain_6463A6390085DFAC9C355D6C59C98F2F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Concentration Risk Type [Domain] </link:label>
<link:label id="lab_us-gaap_ConcentrationRiskTypeDomain_6463A6390085DFAC9C355D6C59C98F2F_label_en-US" xlink:label="lab_us-gaap_ConcentrationRiskTypeDomain_6463A6390085DFAC9C355D6C59C98F2F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Concentration Risk Type [Domain] </link:label>
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<link:label id="lab_us-gaap_CustomerConcentrationRiskMember_119C949D8FF8D25EE50D5D6C59C947FD_terseLabel_en-US" xlink:label="lab_us-gaap_CustomerConcentrationRiskMember_119C949D8FF8D25EE50D5D6C59C947FD" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Customer Concentration Risk </link:label>
<link:label id="lab_us-gaap_CustomerConcentrationRiskMember_119C949D8FF8D25EE50D5D6C59C947FD_label_en-US" xlink:label="lab_us-gaap_CustomerConcentrationRiskMember_119C949D8FF8D25EE50D5D6C59C947FD" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Customer Concentration Risk [Member] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_CustomerConcentrationRiskMember" xlink:label="loc_us-gaap_CustomerConcentrationRiskMember_119C949D8FF8D25EE50D5D6C59C947FD" xlink:type="locator"/>
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<link:label id="lab_us-gaap_DeferredRevenueArrangementLineItems_733F166740FFE4EFEE905D6C59C953B9_terseLabel_en-US" xlink:label="lab_us-gaap_DeferredRevenueArrangementLineItems_733F166740FFE4EFEE905D6C59C953B9" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Deferred revenue </link:label>
<link:label id="lab_us-gaap_DeferredRevenueArrangementLineItems_733F166740FFE4EFEE905D6C59C953B9_label_en-US" xlink:label="lab_us-gaap_DeferredRevenueArrangementLineItems_733F166740FFE4EFEE905D6C59C953B9" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Deferred Revenue Arrangement [Line Items] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_DeferredRevenueArrangementLineItems" xlink:label="loc_us-gaap_DeferredRevenueArrangementLineItems_733F166740FFE4EFEE905D6C59C953B9" xlink:type="locator"/>
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<link:label id="lab_iac_DeferredRevenueRevenueRecognitionPeriod_B756B812DC2929A5700A5D6C59C9C564_terseLabel_en-US" xlink:label="lab_iac_DeferredRevenueRevenueRecognitionPeriod_B756B812DC2929A5700A5D6C59C9C564" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Revenue recognition period </link:label>
<link:label id="lab_iac_DeferredRevenueRevenueRecognitionPeriod_B756B812DC2929A5700A5D6C59C9C564_label_en-US" xlink:label="lab_iac_DeferredRevenueRevenueRecognitionPeriod_B756B812DC2929A5700A5D6C59C9C564" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Deferred Revenue, Revenue Recognition Period </link:label>
<link:label id="lab_iac_DeferredRevenueRevenueRecognitionPeriod_B756B812DC2929A5700A5D6C59C9C564_documentation_en-US" xlink:label="lab_iac_DeferredRevenueRevenueRecognitionPeriod_B756B812DC2929A5700A5D6C59C9C564" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Represents the period over which deferred revenue is recognized. </link:label>
<link:loc xlink:href="iac-20161231.xsd#iac_DeferredRevenueRevenueRecognitionPeriod" xlink:label="loc_iac_DeferredRevenueRevenueRecognitionPeriod_B756B812DC2929A5700A5D6C59C9C564" xlink:type="locator"/>
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<link:label id="lab_us-gaap_DeferredRevenue_65D2A5D9DC5CD7F25FC05D6C59C966C8_terseLabel_en-US" xlink:label="lab_us-gaap_DeferredRevenue_65D2A5D9DC5CD7F25FC05D6C59C966C8" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Deferred revenue </link:label>
<link:label id="lab_us-gaap_DeferredRevenue_65D2A5D9DC5CD7F25FC05D6C59C966C8_label_en-US" xlink:label="lab_us-gaap_DeferredRevenue_65D2A5D9DC5CD7F25FC05D6C59C966C8" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Deferred Revenue </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_DeferredRevenue" xlink:label="loc_us-gaap_DeferredRevenue_65D2A5D9DC5CD7F25FC05D6C59C966C8" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DeferredRevenue_65D2A5D9DC5CD7F25FC05D6C59C966C8" xlink:to="lab_us-gaap_DeferredRevenue_65D2A5D9DC5CD7F25FC05D6C59C966C8" xlink:type="arc"/>
<link:label id="lab_us-gaap_RisksAndUncertaintiesAbstract_B3773570FD40A7058E135D6C59C90ED1_terseLabel_en-US" xlink:label="lab_us-gaap_RisksAndUncertaintiesAbstract_B3773570FD40A7058E135D6C59C90ED1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Certain Risks and Concentrations </link:label>
<link:label id="lab_us-gaap_RisksAndUncertaintiesAbstract_B3773570FD40A7058E135D6C59C90ED1_label_en-US" xlink:label="lab_us-gaap_RisksAndUncertaintiesAbstract_B3773570FD40A7058E135D6C59C90ED1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Risks and Uncertainties [Abstract] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_RisksAndUncertaintiesAbstract" xlink:label="loc_us-gaap_RisksAndUncertaintiesAbstract_B3773570FD40A7058E135D6C59C90ED1" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_RisksAndUncertaintiesAbstract_B3773570FD40A7058E135D6C59C90ED1" xlink:to="lab_us-gaap_RisksAndUncertaintiesAbstract_B3773570FD40A7058E135D6C59C90ED1" xlink:type="arc"/>
<link:label id="lab_us-gaap_Revenues_1B763455CD1E966876A55D6C59C9FEDC_terseLabel_en-US" xlink:label="lab_us-gaap_Revenues_1B763455CD1E966876A55D6C59C9FEDC" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Revenue </link:label>
<link:label id="lab_us-gaap_Revenues_1B763455CD1E966876A55D6C59C9FEDC_label_en-US" xlink:label="lab_us-gaap_Revenues_1B763455CD1E966876A55D6C59C9FEDC" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Revenues </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_Revenues" xlink:label="loc_us-gaap_Revenues_1B763455CD1E966876A55D6C59C9FEDC" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_Revenues_1B763455CD1E966876A55D6C59C9FEDC" xlink:to="lab_us-gaap_Revenues_1B763455CD1E966876A55D6C59C9FEDC" xlink:type="arc"/>
<link:label id="lab_us-gaap_ConcentrationRiskPercentage1_59E9CD4EAC453657EF985D6C59C93365_terseLabel_en-US" xlink:label="lab_us-gaap_ConcentrationRiskPercentage1_59E9CD4EAC453657EF985D6C59C93365" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Concentration risk (percentage) </link:label>
<link:label id="lab_us-gaap_ConcentrationRiskPercentage1_59E9CD4EAC453657EF985D6C59C93365_label_en-US" xlink:label="lab_us-gaap_ConcentrationRiskPercentage1_59E9CD4EAC453657EF985D6C59C93365" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Concentration Risk, Percentage </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ConcentrationRiskPercentage1" xlink:label="loc_us-gaap_ConcentrationRiskPercentage1_59E9CD4EAC453657EF985D6C59C93365" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ConcentrationRiskPercentage1_59E9CD4EAC453657EF985D6C59C93365" xlink:to="lab_us-gaap_ConcentrationRiskPercentage1_59E9CD4EAC453657EF985D6C59C93365" xlink:type="arc"/>
<link:label id="lab_us-gaap_AccountsReceivableNetCurrent_14FC4FD3F7C93164EFBA5D6C59C91CF8_terseLabel_en-US" xlink:label="lab_us-gaap_AccountsReceivableNetCurrent_14FC4FD3F7C93164EFBA5D6C59C91CF8" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Accounts receivable, net </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_AccountsReceivableNetCurrent" xlink:label="loc_us-gaap_AccountsReceivableNetCurrent_14FC4FD3F7C93164EFBA5D6C59C91CF8" xlink:type="locator"/>
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<link:label id="lab_us-gaap_GoodwillAndIntangibleAssetsDisclosureAbstract_F9C971F5B3C530BDE6C4BB95DE3FD706_label_en-US" xlink:label="lab_us-gaap_GoodwillAndIntangibleAssetsDisclosureAbstract_F9C971F5B3C530BDE6C4BB95DE3FD706" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Goodwill and Intangible Assets Disclosure [Abstract] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_GoodwillAndIntangibleAssetsDisclosureAbstract" xlink:label="loc_us-gaap_GoodwillAndIntangibleAssetsDisclosureAbstract_F9C971F5B3C530BDE6C4BB95DE3FD706" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_GoodwillAndIntangibleAssetsDisclosureAbstract_F9C971F5B3C530BDE6C4BB95DE3FD706" xlink:to="lab_us-gaap_GoodwillAndIntangibleAssetsDisclosureAbstract_F9C971F5B3C530BDE6C4BB95DE3FD706" xlink:type="arc"/>
<link:label id="lab_us-gaap_IndefiniteLivedIntangibleAssetsExcludingGoodwill_6A3B8284243A04FF90B2BB95DE3FEDA0_terseLabel_en-US" xlink:label="lab_us-gaap_IndefiniteLivedIntangibleAssetsExcludingGoodwill_6A3B8284243A04FF90B2BB95DE3FEDA0" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Intangible assets with indefinite lives </link:label>
<link:label id="lab_us-gaap_IndefiniteLivedIntangibleAssetsExcludingGoodwill_6A3B8284243A04FF90B2BB95DE3FEDA0_label_en-US" xlink:label="lab_us-gaap_IndefiniteLivedIntangibleAssetsExcludingGoodwill_6A3B8284243A04FF90B2BB95DE3FEDA0" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Indefinite-Lived Intangible Assets (Excluding Goodwill) </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_IndefiniteLivedIntangibleAssetsExcludingGoodwill" xlink:label="loc_us-gaap_IndefiniteLivedIntangibleAssetsExcludingGoodwill_6A3B8284243A04FF90B2BB95DE3FEDA0" xlink:type="locator"/>
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<link:label id="lab_us-gaap_FiniteLivedIntangibleAssetsNet_8E9B55C5B586E629DABCBB95DE3F92B2_terseLabel_en-US" xlink:label="lab_us-gaap_FiniteLivedIntangibleAssetsNet_8E9B55C5B586E629DABCBB95DE3F92B2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Intangible assets with definite lives, net </link:label>
<link:label id="lab_us-gaap_FiniteLivedIntangibleAssetsNet_8E9B55C5B586E629DABCBB95DE3F92B2_label_en-US" xlink:label="lab_us-gaap_FiniteLivedIntangibleAssetsNet_8E9B55C5B586E629DABCBB95DE3F92B2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Finite-Lived Intangible Assets, Net </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsNet" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsNet_8E9B55C5B586E629DABCBB95DE3F92B2" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsNet_8E9B55C5B586E629DABCBB95DE3F92B2" xlink:to="lab_us-gaap_FiniteLivedIntangibleAssetsNet_8E9B55C5B586E629DABCBB95DE3F92B2" xlink:type="arc"/>
<link:label id="lab_us-gaap_IntangibleAssetsNetIncludingGoodwill_59897A1295776FFAE2A2BB95DE3F3806_totalLabel_en-US" xlink:label="lab_us-gaap_IntangibleAssetsNetIncludingGoodwill_59897A1295776FFAE2A2BB95DE3F3806" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US"> Total goodwill and intangible assets, net </link:label>
<link:label id="lab_us-gaap_IntangibleAssetsNetIncludingGoodwill_59897A1295776FFAE2A2BB95DE3F3806_label_en-US" xlink:label="lab_us-gaap_IntangibleAssetsNetIncludingGoodwill_59897A1295776FFAE2A2BB95DE3F3806" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Intangible Assets, Net (Including Goodwill) </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_IntangibleAssetsNetIncludingGoodwill" xlink:label="loc_us-gaap_IntangibleAssetsNetIncludingGoodwill_59897A1295776FFAE2A2BB95DE3F3806" xlink:type="locator"/>
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<link:label id="lab_us-gaap_PrepaidExpenseAndOtherAssetsCurrentAbstract_8FD4E6127316AA02C71E35C2DFE97A51_terseLabel_en-US" xlink:label="lab_us-gaap_PrepaidExpenseAndOtherAssetsCurrentAbstract_8FD4E6127316AA02C71E35C2DFE97A51" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Other current assets: </link:label>
<link:label id="lab_us-gaap_PrepaidExpenseAndOtherAssetsCurrentAbstract_8FD4E6127316AA02C71E35C2DFE97A51_label_en-US" xlink:label="lab_us-gaap_PrepaidExpenseAndOtherAssetsCurrentAbstract_8FD4E6127316AA02C71E35C2DFE97A51" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Prepaid Expense and Other Assets, Current [Abstract] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_PrepaidExpenseAndOtherAssetsCurrentAbstract" xlink:label="loc_us-gaap_PrepaidExpenseAndOtherAssetsCurrentAbstract_8FD4E6127316AA02C71E35C2DFE97A51" xlink:type="locator"/>
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<link:label id="lab_us-gaap_IncomeTaxesReceivable_C827418E04676475613635C2DFE9E423_terseLabel_en-US" xlink:label="lab_us-gaap_IncomeTaxesReceivable_C827418E04676475613635C2DFE9E423" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Income taxes receivable </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_IncomeTaxesReceivable" xlink:label="loc_us-gaap_IncomeTaxesReceivable_C827418E04676475613635C2DFE9E423" xlink:type="locator"/>
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<link:label id="lab_iac_MediaProductionCostsCurrent_A569325F848DDD12961035C2DFE93E5D_terseLabel_en-US" xlink:label="lab_iac_MediaProductionCostsCurrent_A569325F848DDD12961035C2DFE93E5D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Production costs </link:label>
<link:label id="lab_iac_MediaProductionCostsCurrent_A569325F848DDD12961035C2DFE93E5D_label_en-US" xlink:label="lab_iac_MediaProductionCostsCurrent_A569325F848DDD12961035C2DFE93E5D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Media Production Costs Current </link:label>
<link:label id="lab_iac_MediaProductionCostsCurrent_A569325F848DDD12961035C2DFE93E5D_documentation_en-US" xlink:label="lab_iac_MediaProductionCostsCurrent_A569325F848DDD12961035C2DFE93E5D" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Sum of the carrying amounts as of the balance sheet date of media production costs that are capitalized at the end of the reporting period that are expected to be charged against earnings within one year or the normal operating cycle, if longer. </link:label>
<link:loc xlink:href="iac-20161231.xsd#iac_MediaProductionCostsCurrent" xlink:label="loc_iac_MediaProductionCostsCurrent_A569325F848DDD12961035C2DFE93E5D" xlink:type="locator"/>
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<link:label id="lab_us-gaap_PrepaidExpenseCurrent_BADF819F1C8BD22D2ADC35C2DFE9C35A_terseLabel_en-US" xlink:label="lab_us-gaap_PrepaidExpenseCurrent_BADF819F1C8BD22D2ADC35C2DFE9C35A" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Prepaid expenses </link:label>
<link:label id="lab_us-gaap_PrepaidExpenseCurrent_BADF819F1C8BD22D2ADC35C2DFE9C35A_label_en-US" xlink:label="lab_us-gaap_PrepaidExpenseCurrent_BADF819F1C8BD22D2ADC35C2DFE9C35A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Prepaid Expense, Current </link:label>
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<link:label id="lab_us-gaap_ValuationAllowanceOfDeferredTaxAssetsMember_BF05A0FC90C0F916E0A138394DF2F046_terseLabel_en-US" xlink:label="lab_us-gaap_ValuationAllowanceOfDeferredTaxAssetsMember_BF05A0FC90C0F916E0A138394DF2F046" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Deferred tax valuation allowance </link:label>
<link:label id="lab_us-gaap_ValuationAllowanceOfDeferredTaxAssetsMember_BF05A0FC90C0F916E0A138394DF2F046_label_en-US" xlink:label="lab_us-gaap_ValuationAllowanceOfDeferredTaxAssetsMember_BF05A0FC90C0F916E0A138394DF2F046" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Valuation Allowance of Deferred Tax Assets [Member] </link:label>
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<link:label id="lab_iac_ASKfmMember_E0E715911AAB933B63348581FF6D2FD4_terseLabel_en-US" xlink:label="lab_iac_ASKfmMember_E0E715911AAB933B63348581FF6D2FD4" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> ASKfm </link:label>
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<link:label id="lab_iac_UrbanspoonMember_7DB2AC4A08156872F15C8581FF6DF0B3_terseLabel_en-US" xlink:label="lab_iac_UrbanspoonMember_7DB2AC4A08156872F15C8581FF6DF0B3" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Urbanspoon </link:label>
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<link:label id="lab_us-gaap_OtherNonoperatingIncomeExpenseMember_DE90E29E8B4BFEC19DD08581FF6EAC12_terseLabel_en-US" xlink:label="lab_us-gaap_OtherNonoperatingIncomeExpenseMember_DE90E29E8B4BFEC19DD08581FF6EAC12" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Other Income (Expense) </link:label>
<link:label id="lab_us-gaap_OtherNonoperatingIncomeExpenseMember_DE90E29E8B4BFEC19DD08581FF6EAC12_label_en-US" xlink:label="lab_us-gaap_OtherNonoperatingIncomeExpenseMember_DE90E29E8B4BFEC19DD08581FF6EAC12" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Other Nonoperating Income (Expense) [Member] </link:label>
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<link:label id="lab_us-gaap_InvestmentIncomeInterest_D579892385E9DA660BFF8581FF74DF80_terseLabel_en-US" xlink:label="lab_us-gaap_InvestmentIncomeInterest_D579892385E9DA660BFF8581FF74DF80" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Interest income </link:label>
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<link:label id="lab_us-gaap_MarketableSecuritiesRealizedGainLoss_1D29E1E62D64AC01F1508581FF74D91A_terseLabel_en-US" xlink:label="lab_us-gaap_MarketableSecuritiesRealizedGainLoss_1D29E1E62D64AC01F1508581FF74D91A" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Gain on sale of marketable securities </link:label>
<link:label id="lab_us-gaap_MarketableSecuritiesRealizedGainLoss_1D29E1E62D64AC01F1508581FF74D91A_label_en-US" xlink:label="lab_us-gaap_MarketableSecuritiesRealizedGainLoss_1D29E1E62D64AC01F1508581FF74D91A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Marketable Securities, Realized Gain (Loss) </link:label>
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<link:label id="lab_us-gaap_WriteOffOfDeferredDebtIssuanceCost_71C44BF23ACBB967F3378581FF74F646_terseLabel_en-US" xlink:label="lab_us-gaap_WriteOffOfDeferredDebtIssuanceCost_71C44BF23ACBB967F3378581FF74F646" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Write-off of proportionate share of original issue discount and deferred financing costs </link:label>
<link:label id="lab_us-gaap_WriteOffOfDeferredDebtIssuanceCost_71C44BF23ACBB967F3378581FF74F646_label_en-US" xlink:label="lab_us-gaap_WriteOffOfDeferredDebtIssuanceCost_71C44BF23ACBB967F3378581FF74F646" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Write off of Deferred Debt Issuance Cost </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_WriteOffOfDeferredDebtIssuanceCost" xlink:label="loc_us-gaap_WriteOffOfDeferredDebtIssuanceCost_71C44BF23ACBB967F3378581FF74F646" xlink:type="locator"/>
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<link:label id="lab_us-gaap_RepaymentsOfDebt_B2149DC2BE6799C1EA3B8581FF74CCE0_terseLabel_en-US" xlink:label="lab_us-gaap_RepaymentsOfDebt_B2149DC2BE6799C1EA3B8581FF74CCE0" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Repayment of debt </link:label>
<link:label id="lab_us-gaap_RepaymentsOfDebt_B2149DC2BE6799C1EA3B8581FF74CCE0_label_en-US" xlink:label="lab_us-gaap_RepaymentsOfDebt_B2149DC2BE6799C1EA3B8581FF74CCE0" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Repayments of Debt </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_RepaymentsOfDebt" xlink:label="loc_us-gaap_RepaymentsOfDebt_B2149DC2BE6799C1EA3B8581FF74CCE0" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_RepaymentsOfDebt_B2149DC2BE6799C1EA3B8581FF74CCE0" xlink:to="lab_us-gaap_RepaymentsOfDebt_B2149DC2BE6799C1EA3B8581FF74CCE0" xlink:type="arc"/>
<link:label id="lab_us-gaap_CostmethodInvestmentsOtherThanTemporaryImpairment_880DC3615DE75146A2128581FF746688_verboseLabel_en-US" xlink:label="lab_us-gaap_CostmethodInvestmentsOtherThanTemporaryImpairment_880DC3615DE75146A2128581FF746688" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Other-than-temporary impairment on cost method investments </link:label>
<link:label id="lab_us-gaap_CostmethodInvestmentsOtherThanTemporaryImpairment_880DC3615DE75146A2128581FF746688_label_en-US" xlink:label="lab_us-gaap_CostmethodInvestmentsOtherThanTemporaryImpairment_880DC3615DE75146A2128581FF746688" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Cost-method Investments, Other than Temporary Impairment </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_CostmethodInvestmentsOtherThanTemporaryImpairment" xlink:label="loc_us-gaap_CostmethodInvestmentsOtherThanTemporaryImpairment_880DC3615DE75146A2128581FF746688" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_CostmethodInvestmentsOtherThanTemporaryImpairment_880DC3615DE75146A2128581FF746688" xlink:to="lab_us-gaap_CostmethodInvestmentsOtherThanTemporaryImpairment_880DC3615DE75146A2128581FF746688" xlink:type="arc"/>
<link:label id="lab_iac_GainLossOnRedemptionandRepurchaseofSeniorNotes_1FDD7597B2089C30C0728581FF746CF1_negatedTerseLabel_en-US" xlink:label="lab_iac_GainLossOnRedemptionandRepurchaseofSeniorNotes_1FDD7597B2089C30C0728581FF746CF1" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US"> Loss on redemption and repurchase of 2012 and 2013 Senior Notes </link:label>
<link:label id="lab_iac_GainLossOnRedemptionandRepurchaseofSeniorNotes_1FDD7597B2089C30C0728581FF746CF1_label_en-US" xlink:label="lab_iac_GainLossOnRedemptionandRepurchaseofSeniorNotes_1FDD7597B2089C30C0728581FF746CF1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Gain (Loss) On Redemption and Repurchase of Senior Notes </link:label>
<link:label id="lab_iac_GainLossOnRedemptionandRepurchaseofSeniorNotes_1FDD7597B2089C30C0728581FF746CF1_documentation_en-US" xlink:label="lab_iac_GainLossOnRedemptionandRepurchaseofSeniorNotes_1FDD7597B2089C30C0728581FF746CF1" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Gain (Loss) On Redemption and Repurchase of Senior Notes </link:label>
<link:loc xlink:href="iac-20161231.xsd#iac_GainLossOnRedemptionandRepurchaseofSeniorNotes" xlink:label="loc_iac_GainLossOnRedemptionandRepurchaseofSeniorNotes_1FDD7597B2089C30C0728581FF746CF1" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_iac_GainLossOnRedemptionandRepurchaseofSeniorNotes_1FDD7597B2089C30C0728581FF746CF1" xlink:to="lab_iac_GainLossOnRedemptionandRepurchaseofSeniorNotes_1FDD7597B2089C30C0728581FF746CF1" xlink:type="arc"/>
<link:label id="lab_us-gaap_GainsLossesOnSalesOfOtherRealEstate_2C389D21FEB9193192A18581FF74F893_terseLabel_en-US" xlink:label="lab_us-gaap_GainsLossesOnSalesOfOtherRealEstate_2C389D21FEB9193192A18581FF74F893" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Gain on real estate transaction </link:label>
<link:label id="lab_us-gaap_GainsLossesOnSalesOfOtherRealEstate_2C389D21FEB9193192A18581FF74F893_label_en-US" xlink:label="lab_us-gaap_GainsLossesOnSalesOfOtherRealEstate_2C389D21FEB9193192A18581FF74F893" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Gains (Losses) on Sales of Other Real Estate </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_GainsLossesOnSalesOfOtherRealEstate" xlink:label="loc_us-gaap_GainsLossesOnSalesOfOtherRealEstate_2C389D21FEB9193192A18581FF74F893" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_GainsLossesOnSalesOfOtherRealEstate_2C389D21FEB9193192A18581FF74F893" xlink:to="lab_us-gaap_GainsLossesOnSalesOfOtherRealEstate_2C389D21FEB9193192A18581FF74F893" xlink:type="arc"/>
<link:label id="lab_us-gaap_EquityMethodInvestmentOtherThanTemporaryImpairment_D00ED3DDFF25FECF34DF8581FF74DEF5_verboseLabel_en-US" xlink:label="lab_us-gaap_EquityMethodInvestmentOtherThanTemporaryImpairment_D00ED3DDFF25FECF34DF8581FF74DEF5" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Other-than-temporary impairment on equity method investments </link:label>
<link:label id="lab_us-gaap_EquityMethodInvestmentOtherThanTemporaryImpairment_D00ED3DDFF25FECF34DF8581FF74DEF5_label_en-US" xlink:label="lab_us-gaap_EquityMethodInvestmentOtherThanTemporaryImpairment_D00ED3DDFF25FECF34DF8581FF74DEF5" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Equity Method Investment, Other than Temporary Impairment </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_EquityMethodInvestmentOtherThanTemporaryImpairment" xlink:label="loc_us-gaap_EquityMethodInvestmentOtherThanTemporaryImpairment_D00ED3DDFF25FECF34DF8581FF74DEF5" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_EquityMethodInvestmentOtherThanTemporaryImpairment_D00ED3DDFF25FECF34DF8581FF74DEF5" xlink:to="lab_us-gaap_EquityMethodInvestmentOtherThanTemporaryImpairment_D00ED3DDFF25FECF34DF8581FF74DEF5" xlink:type="arc"/>
<link:label id="lab_iac_GainLossonLongTermInvestments_59084845F403858F6CB98581FF74A468_terseLabel_en-US" xlink:label="lab_iac_GainLossonLongTermInvestments_59084845F403858F6CB98581FF74A468" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Gain on sale of long-term investments </link:label>
<link:label id="lab_iac_GainLossonLongTermInvestments_59084845F403858F6CB98581FF74A468_label_en-US" xlink:label="lab_iac_GainLossonLongTermInvestments_59084845F403858F6CB98581FF74A468" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Gain (Loss) on Long-Term Investments </link:label>
<link:label id="lab_iac_GainLossonLongTermInvestments_59084845F403858F6CB98581FF74A468_documentation_en-US" xlink:label="lab_iac_GainLossonLongTermInvestments_59084845F403858F6CB98581FF74A468" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Gain (Loss) on Long-Term Investments </link:label>
<link:loc xlink:href="iac-20161231.xsd#iac_GainLossonLongTermInvestments" xlink:label="loc_iac_GainLossonLongTermInvestments_59084845F403858F6CB98581FF74A468" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_iac_GainLossonLongTermInvestments_59084845F403858F6CB98581FF74A468" xlink:to="lab_iac_GainLossonLongTermInvestments_59084845F403858F6CB98581FF74A468" xlink:type="arc"/>
<link:label id="lab_us-gaap_DisposalGroupIncludingDiscontinuedOperationRevenue_5F341EBD6F6631DFA1888581FF7572B5_terseLabel_en-US" xlink:label="lab_us-gaap_DisposalGroupIncludingDiscontinuedOperationRevenue_5F341EBD6F6631DFA1888581FF7572B5" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Disposal group, revenue </link:label>
<link:label id="lab_us-gaap_DisposalGroupIncludingDiscontinuedOperationRevenue_5F341EBD6F6631DFA1888581FF7572B5_label_en-US" xlink:label="lab_us-gaap_DisposalGroupIncludingDiscontinuedOperationRevenue_5F341EBD6F6631DFA1888581FF7572B5" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Disposal Group, Including Discontinued Operation, Revenue </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_DisposalGroupIncludingDiscontinuedOperationRevenue" xlink:label="loc_us-gaap_DisposalGroupIncludingDiscontinuedOperationRevenue_5F341EBD6F6631DFA1888581FF7572B5" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DisposalGroupIncludingDiscontinuedOperationRevenue_5F341EBD6F6631DFA1888581FF7572B5" xlink:to="lab_us-gaap_DisposalGroupIncludingDiscontinuedOperationRevenue_5F341EBD6F6631DFA1888581FF7572B5" xlink:type="arc"/>
<link:label id="lab_us-gaap_DisposalGroupIncludingDiscontinuedOperationOperatingIncomeLoss_89974BF9AEE28AA103088581FF757954_terseLabel_en-US" xlink:label="lab_us-gaap_DisposalGroupIncludingDiscontinuedOperationOperatingIncomeLoss_89974BF9AEE28AA103088581FF757954" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Disposal group, operating income (loss) </link:label>
<link:label id="lab_us-gaap_DisposalGroupIncludingDiscontinuedOperationOperatingIncomeLoss_89974BF9AEE28AA103088581FF757954_label_en-US" xlink:label="lab_us-gaap_DisposalGroupIncludingDiscontinuedOperationOperatingIncomeLoss_89974BF9AEE28AA103088581FF757954" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Disposal Group, Including Discontinued Operation, Operating Income (Loss) </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_DisposalGroupIncludingDiscontinuedOperationOperatingIncomeLoss" xlink:label="loc_us-gaap_DisposalGroupIncludingDiscontinuedOperationOperatingIncomeLoss_89974BF9AEE28AA103088581FF757954" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DisposalGroupIncludingDiscontinuedOperationOperatingIncomeLoss_89974BF9AEE28AA103088581FF757954" xlink:to="lab_us-gaap_DisposalGroupIncludingDiscontinuedOperationOperatingIncomeLoss_89974BF9AEE28AA103088581FF757954" xlink:type="arc"/>
<link:label id="lab_iac_DisposalGroupIncludingDiscontinuedOperationAdjustedEBITDA_19C7D93DFD9046415B398581FF751B7A_terseLabel_en-US" xlink:label="lab_iac_DisposalGroupIncludingDiscontinuedOperationAdjustedEBITDA_19C7D93DFD9046415B398581FF751B7A" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Disposal group, adjusted EBITDA (loss) </link:label>
<link:label id="lab_iac_DisposalGroupIncludingDiscontinuedOperationAdjustedEBITDA_19C7D93DFD9046415B398581FF751B7A_label_en-US" xlink:label="lab_iac_DisposalGroupIncludingDiscontinuedOperationAdjustedEBITDA_19C7D93DFD9046415B398581FF751B7A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Disposal Group, Including Discontinued Operation, Adjusted EBITDA </link:label>
<link:label id="lab_iac_DisposalGroupIncludingDiscontinuedOperationAdjustedEBITDA_19C7D93DFD9046415B398581FF751B7A_documentation_en-US" xlink:label="lab_iac_DisposalGroupIncludingDiscontinuedOperationAdjustedEBITDA_19C7D93DFD9046415B398581FF751B7A" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Disposal Group, Including Discontinued Operation, Adjusted EBITDA </link:label>
<link:loc xlink:href="iac-20161231.xsd#iac_DisposalGroupIncludingDiscontinuedOperationAdjustedEBITDA" xlink:label="loc_iac_DisposalGroupIncludingDiscontinuedOperationAdjustedEBITDA_19C7D93DFD9046415B398581FF751B7A" xlink:type="locator"/>
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<link:label id="lab_iac_DisposalGroupIncludingDiscontinuedOperationAmortization_83A8623C697DAE33E0458581FF75E81D_terseLabel_en-US" xlink:label="lab_iac_DisposalGroupIncludingDiscontinuedOperationAmortization_83A8623C697DAE33E0458581FF75E81D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Amortization of intangible assets </link:label>
<link:label id="lab_iac_DisposalGroupIncludingDiscontinuedOperationAmortization_83A8623C697DAE33E0458581FF75E81D_label_en-US" xlink:label="lab_iac_DisposalGroupIncludingDiscontinuedOperationAmortization_83A8623C697DAE33E0458581FF75E81D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Disposal Group, Including Discontinued Operation, Amortization </link:label>
<link:label id="lab_iac_DisposalGroupIncludingDiscontinuedOperationAmortization_83A8623C697DAE33E0458581FF75E81D_documentation_en-US" xlink:label="lab_iac_DisposalGroupIncludingDiscontinuedOperationAmortization_83A8623C697DAE33E0458581FF75E81D" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Disposal Group, Including Discontinued Operation, Amortization </link:label>
<link:loc xlink:href="iac-20161231.xsd#iac_DisposalGroupIncludingDiscontinuedOperationAmortization" xlink:label="loc_iac_DisposalGroupIncludingDiscontinuedOperationAmortization_83A8623C697DAE33E0458581FF75E81D" xlink:type="locator"/>
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<link:label id="lab_iac_DisposalGroupIncludingDiscontinuedOperationDepreciation_C957453F770EAA549CB68581FF753344_terseLabel_en-US" xlink:label="lab_iac_DisposalGroupIncludingDiscontinuedOperationDepreciation_C957453F770EAA549CB68581FF753344" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Depreciation </link:label>
<link:label id="lab_iac_DisposalGroupIncludingDiscontinuedOperationDepreciation_C957453F770EAA549CB68581FF753344_label_en-US" xlink:label="lab_iac_DisposalGroupIncludingDiscontinuedOperationDepreciation_C957453F770EAA549CB68581FF753344" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Disposal Group, Including Discontinued Operation, Depreciation </link:label>
<link:label id="lab_iac_DisposalGroupIncludingDiscontinuedOperationDepreciation_C957453F770EAA549CB68581FF753344_documentation_en-US" xlink:label="lab_iac_DisposalGroupIncludingDiscontinuedOperationDepreciation_C957453F770EAA549CB68581FF753344" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Disposal Group, Including Discontinued Operation, Depreciation </link:label>
<link:loc xlink:href="iac-20161231.xsd#iac_DisposalGroupIncludingDiscontinuedOperationDepreciation" xlink:label="loc_iac_DisposalGroupIncludingDiscontinuedOperationDepreciation_C957453F770EAA549CB68581FF753344" xlink:type="locator"/>
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<link:label id="lab_us-gaap_RelatedPartyTransactionsAbstract_B56FDBFB9024D1326D5383EEFE9DF520_label_en-US" xlink:label="lab_us-gaap_RelatedPartyTransactionsAbstract_B56FDBFB9024D1326D5383EEFE9DF520" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Related Party Transactions [Abstract] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_RelatedPartyTransactionsAbstract" xlink:label="loc_us-gaap_RelatedPartyTransactionsAbstract_B56FDBFB9024D1326D5383EEFE9DF520" xlink:type="locator"/>
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<link:label id="lab_us-gaap_ScheduleOfRelatedPartyTransactionsByRelatedPartyTable_76270DC47ED0367D471C83EEFE9D2863_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfRelatedPartyTransactionsByRelatedPartyTable_76270DC47ED0367D471C83EEFE9D2863" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Schedule of Related Party Transactions, by Related Party [Table] </link:label>
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<link:label id="lab_us-gaap_RelatedPartyTransactionsByRelatedPartyAxis_913887D1609DA26CA20683EEFE9D8D27_label_en-US" xlink:label="lab_us-gaap_RelatedPartyTransactionsByRelatedPartyAxis_913887D1609DA26CA20683EEFE9D8D27" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Related Party [Axis] </link:label>
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<link:label id="lab_us-gaap_RelatedPartyDomain_FD8E560812F5A49A631F83EEFE9D6B4C_terseLabel_en-US" xlink:label="lab_us-gaap_RelatedPartyDomain_FD8E560812F5A49A631F83EEFE9D6B4C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Related Party [Domain] </link:label>
<link:label id="lab_us-gaap_RelatedPartyDomain_FD8E560812F5A49A631F83EEFE9D6B4C_label_en-US" xlink:label="lab_us-gaap_RelatedPartyDomain_FD8E560812F5A49A631F83EEFE9D6B4C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Related Party [Domain] </link:label>
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<link:label id="lab_us-gaap_AffiliatedEntityMember_819D253712EF117C461F83EEFE9DDCC9_terseLabel_en-US" xlink:label="lab_us-gaap_AffiliatedEntityMember_819D253712EF117C461F83EEFE9DDCC9" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Match Group </link:label>
<link:label id="lab_us-gaap_AffiliatedEntityMember_819D253712EF117C461F83EEFE9DDCC9_label_en-US" xlink:label="lab_us-gaap_AffiliatedEntityMember_819D253712EF117C461F83EEFE9DDCC9" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Affiliated Entity [Member] </link:label>
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<link:label id="lab_us-gaap_OtherAffiliatesMember_6EA0297BA32040719A8483EEFE9D3507_terseLabel_en-US" xlink:label="lab_us-gaap_OtherAffiliatesMember_6EA0297BA32040719A8483EEFE9D3507" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Other Affiliates </link:label>
<link:label id="lab_us-gaap_OtherAffiliatesMember_6EA0297BA32040719A8483EEFE9D3507_label_en-US" xlink:label="lab_us-gaap_OtherAffiliatesMember_6EA0297BA32040719A8483EEFE9D3507" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Other Affiliates [Member] </link:label>
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<link:label id="lab_us-gaap_RelatedPartyTransactionDomain_CE673CF1BEE9BBED73C483EEFE9D8E73_terseLabel_en-US" xlink:label="lab_us-gaap_RelatedPartyTransactionDomain_CE673CF1BEE9BBED73C483EEFE9D8E73" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Related Party Transaction [Domain] </link:label>
<link:label id="lab_us-gaap_RelatedPartyTransactionDomain_CE673CF1BEE9BBED73C483EEFE9D8E73_label_en-US" xlink:label="lab_us-gaap_RelatedPartyTransactionDomain_CE673CF1BEE9BBED73C483EEFE9D8E73" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Related Party Transaction [Domain] </link:label>
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<link:label id="lab_iac_EmployeeMattersAgreementMember_E2688F124D0A88B2EA4D83EEFE9D11DA_terseLabel_en-US" xlink:label="lab_iac_EmployeeMattersAgreementMember_E2688F124D0A88B2EA4D83EEFE9D11DA" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Employee Matters Agreement </link:label>
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<link:loc xlink:href="iac-20161231.xsd#iac_EmployeeMattersAgreementMember" xlink:label="loc_iac_EmployeeMattersAgreementMember_E2688F124D0A88B2EA4D83EEFE9D11DA" xlink:type="locator"/>
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<link:label id="lab_us-gaap_ServiceAgreementsMember_1DE2A4274550B87BD70683EEFE9DB719_terseLabel_en-US" xlink:label="lab_us-gaap_ServiceAgreementsMember_1DE2A4274550B87BD70683EEFE9DB719" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Services Agreement </link:label>
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<link:label id="lab_iac_TaxSharingAgreementMember_BBFCDA1311BB5CB88C9083EEFE9DA71D_terseLabel_en-US" xlink:label="lab_iac_TaxSharingAgreementMember_BBFCDA1311BB5CB88C9083EEFE9DA71D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Tax Sharing Agreement </link:label>
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<link:label id="lab_us-gaap_RelatedPartyTransactionLineItems_C34D331BC9887C8623EC83EEFE9DA06C_terseLabel_en-US" xlink:label="lab_us-gaap_RelatedPartyTransactionLineItems_C34D331BC9887C8623EC83EEFE9DA06C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Related Party Transaction [Line Items] </link:label>
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<link:label id="lab_iac_StockReceivedDuringPeriodSharesRelatedPartyEmployeeMattersAgreement_00AD37CC86E2A06340B783EEFE9D3429_terseLabel_en-US" xlink:label="lab_iac_StockReceivedDuringPeriodSharesRelatedPartyEmployeeMattersAgreement_00AD37CC86E2A06340B783EEFE9D3429" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Shares received from related party pursuant to employee matters agreement (in shares) </link:label>
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<link:label id="lab_us-gaap_RelatedPartyTaxExpenseDueToAffiliatesCurrent_CC87879B21C82DB98DEB83EEFE9DD230_terseLabel_en-US" xlink:label="lab_us-gaap_RelatedPartyTaxExpenseDueToAffiliatesCurrent_CC87879B21C82DB98DEB83EEFE9DD230" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Amounts due to related party </link:label>
<link:label id="lab_us-gaap_RelatedPartyTaxExpenseDueToAffiliatesCurrent_CC87879B21C82DB98DEB83EEFE9DD230_label_en-US" xlink:label="lab_us-gaap_RelatedPartyTaxExpenseDueToAffiliatesCurrent_CC87879B21C82DB98DEB83EEFE9DD230" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Related Party Tax Expense, Due to Affiliates, Current </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_RelatedPartyTaxExpenseDueToAffiliatesCurrent" xlink:label="loc_us-gaap_RelatedPartyTaxExpenseDueToAffiliatesCurrent_CC87879B21C82DB98DEB83EEFE9DD230" xlink:type="locator"/>
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<link:label id="lab_us-gaap_RevenueFromRelatedParties_51E4BFD1AB7E0769700083EEFE9DDA6B_terseLabel_en-US" xlink:label="lab_us-gaap_RevenueFromRelatedParties_51E4BFD1AB7E0769700083EEFE9DDA6B" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Payments received from related parties </link:label>
<link:label id="lab_us-gaap_RevenueFromRelatedParties_51E4BFD1AB7E0769700083EEFE9DDA6B_label_en-US" xlink:label="lab_us-gaap_RevenueFromRelatedParties_51E4BFD1AB7E0769700083EEFE9DDA6B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Revenue from Related Parties </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_RevenueFromRelatedParties" xlink:label="loc_us-gaap_RevenueFromRelatedParties_51E4BFD1AB7E0769700083EEFE9DDA6B" xlink:type="locator"/>
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<link:label id="lab_iac_PercentageofOwnershipInterestHeldEachbyEntityandbyRelatedPartyinAircraftEmployingFlightCrew_6388430146E78036C11783EEFE9D225B_terseLabel_en-US" xlink:label="lab_iac_PercentageofOwnershipInterestHeldEachbyEntityandbyRelatedPartyinAircraftEmployingFlightCrew_6388430146E78036C11783EEFE9D225B" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Ownership interest held by each of the Company and Expedia in aircraft (as a percent) </link:label>
<link:label id="lab_iac_PercentageofOwnershipInterestHeldEachbyEntityandbyRelatedPartyinAircraftEmployingFlightCrew_6388430146E78036C11783EEFE9D225B_label_en-US" xlink:label="lab_iac_PercentageofOwnershipInterestHeldEachbyEntityandbyRelatedPartyinAircraftEmployingFlightCrew_6388430146E78036C11783EEFE9D225B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Percentage of Ownership Interest Held Each by Entity and by Related Party in Aircraft Employing Flight Crew </link:label>
<link:label id="lab_iac_PercentageofOwnershipInterestHeldEachbyEntityandbyRelatedPartyinAircraftEmployingFlightCrew_6388430146E78036C11783EEFE9D225B_documentation_en-US" xlink:label="lab_iac_PercentageofOwnershipInterestHeldEachbyEntityandbyRelatedPartyinAircraftEmployingFlightCrew_6388430146E78036C11783EEFE9D225B" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Represents the ownership interest in aircraft and entity employing aircraft flight crew that is held by both the reporting entity and a related party. </link:label>
<link:loc xlink:href="iac-20161231.xsd#iac_PercentageofOwnershipInterestHeldEachbyEntityandbyRelatedPartyinAircraftEmployingFlightCrew" xlink:label="loc_iac_PercentageofOwnershipInterestHeldEachbyEntityandbyRelatedPartyinAircraftEmployingFlightCrew_6388430146E78036C11783EEFE9D225B" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_iac_PercentageofOwnershipInterestHeldEachbyEntityandbyRelatedPartyinAircraftEmployingFlightCrew_6388430146E78036C11783EEFE9D225B" xlink:to="lab_iac_PercentageofOwnershipInterestHeldEachbyEntityandbyRelatedPartyinAircraftEmployingFlightCrew_6388430146E78036C11783EEFE9D225B" xlink:type="arc"/>
<link:label id="lab_us-gaap_NumberOfAircraftOperated_EEBADDBEAE97A835C34B83EEFE9DB2BB_terseLabel_en-US" xlink:label="lab_us-gaap_NumberOfAircraftOperated_EEBADDBEAE97A835C34B83EEFE9DB2BB" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Number of aircraft operated </link:label>
<link:label id="lab_us-gaap_NumberOfAircraftOperated_EEBADDBEAE97A835C34B83EEFE9DB2BB_label_en-US" xlink:label="lab_us-gaap_NumberOfAircraftOperated_EEBADDBEAE97A835C34B83EEFE9DB2BB" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Number of Aircraft Operated </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_NumberOfAircraftOperated" xlink:label="loc_us-gaap_NumberOfAircraftOperated_EEBADDBEAE97A835C34B83EEFE9DB2BB" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_NumberOfAircraftOperated_EEBADDBEAE97A835C34B83EEFE9DB2BB" xlink:to="lab_us-gaap_NumberOfAircraftOperated_EEBADDBEAE97A835C34B83EEFE9DB2BB" xlink:type="arc"/>
<link:label id="lab_us-gaap_PaymentsToAcquireOtherPropertyPlantAndEquipment_28E57D0E04E6544309FE83EEFE9D4D38_terseLabel_en-US" xlink:label="lab_us-gaap_PaymentsToAcquireOtherPropertyPlantAndEquipment_28E57D0E04E6544309FE83EEFE9D4D38" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> IAC's total purchase price and refurbish costs in aircraft </link:label>
<link:label id="lab_us-gaap_PaymentsToAcquireOtherPropertyPlantAndEquipment_28E57D0E04E6544309FE83EEFE9D4D38_label_en-US" xlink:label="lab_us-gaap_PaymentsToAcquireOtherPropertyPlantAndEquipment_28E57D0E04E6544309FE83EEFE9D4D38" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Payments to Acquire Other Property, Plant, and Equipment </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_PaymentsToAcquireOtherPropertyPlantAndEquipment" xlink:label="loc_us-gaap_PaymentsToAcquireOtherPropertyPlantAndEquipment_28E57D0E04E6544309FE83EEFE9D4D38" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_PaymentsToAcquireOtherPropertyPlantAndEquipment_28E57D0E04E6544309FE83EEFE9D4D38" xlink:to="lab_us-gaap_PaymentsToAcquireOtherPropertyPlantAndEquipment_28E57D0E04E6544309FE83EEFE9D4D38" xlink:type="arc"/>
<link:label id="lab_iac_PercentageofTotalPurchasePriceandRefurbishCostsPaidInRelatedPartyTransaction_783BDD59628B7AF6976883EEFE9D997F_terseLabel_en-US" xlink:label="lab_iac_PercentageofTotalPurchasePriceandRefurbishCostsPaidInRelatedPartyTransaction_783BDD59628B7AF6976883EEFE9D997F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Percentage of total purchase price and refurbish costs paid in related party transaction </link:label>
<link:label id="lab_iac_PercentageofTotalPurchasePriceandRefurbishCostsPaidInRelatedPartyTransaction_783BDD59628B7AF6976883EEFE9D997F_label_en-US" xlink:label="lab_iac_PercentageofTotalPurchasePriceandRefurbishCostsPaidInRelatedPartyTransaction_783BDD59628B7AF6976883EEFE9D997F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Percentage of Total Purchase Price and Refurbish Costs Paid In Related Party Transaction </link:label>
<link:label id="lab_iac_PercentageofTotalPurchasePriceandRefurbishCostsPaidInRelatedPartyTransaction_783BDD59628B7AF6976883EEFE9D997F_documentation_en-US" xlink:label="lab_iac_PercentageofTotalPurchasePriceandRefurbishCostsPaidInRelatedPartyTransaction_783BDD59628B7AF6976883EEFE9D997F" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Percentage of Total Purchase Price and Refurbish Costs Paid In Related Party Transaction </link:label>
<link:loc xlink:href="iac-20161231.xsd#iac_PercentageofTotalPurchasePriceandRefurbishCostsPaidInRelatedPartyTransaction" xlink:label="loc_iac_PercentageofTotalPurchasePriceandRefurbishCostsPaidInRelatedPartyTransaction_783BDD59628B7AF6976883EEFE9D997F" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_iac_PercentageofTotalPurchasePriceandRefurbishCostsPaidInRelatedPartyTransaction_783BDD59628B7AF6976883EEFE9D997F" xlink:to="lab_iac_PercentageofTotalPurchasePriceandRefurbishCostsPaidInRelatedPartyTransaction_783BDD59628B7AF6976883EEFE9D997F" xlink:type="arc"/>
<link:label id="lab_iac_PercentageOfOwnershipInterestHeldEachByEntityAndByRelatedPartyInAnotherEntityEmployingFlightCrew_1376CB58243A8F949B4A83EEFE9DDAE0_terseLabel_en-US" xlink:label="lab_iac_PercentageOfOwnershipInterestHeldEachByEntityAndByRelatedPartyInAnotherEntityEmployingFlightCrew_1376CB58243A8F949B4A83EEFE9DDAE0" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Ownership interest held by each of the Company and Expedia in an entity employing aircraft flight crew (as a percent) </link:label>
<link:label id="lab_iac_PercentageOfOwnershipInterestHeldEachByEntityAndByRelatedPartyInAnotherEntityEmployingFlightCrew_1376CB58243A8F949B4A83EEFE9DDAE0_label_en-US" xlink:label="lab_iac_PercentageOfOwnershipInterestHeldEachByEntityAndByRelatedPartyInAnotherEntityEmployingFlightCrew_1376CB58243A8F949B4A83EEFE9DDAE0" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Percentage of Ownership Interest Held Each by Entity and by Related Party in Another Entity Employing Flight Crew </link:label>
<link:label id="lab_iac_PercentageOfOwnershipInterestHeldEachByEntityAndByRelatedPartyInAnotherEntityEmployingFlightCrew_1376CB58243A8F949B4A83EEFE9DDAE0_documentation_en-US" xlink:label="lab_iac_PercentageOfOwnershipInterestHeldEachByEntityAndByRelatedPartyInAnotherEntityEmployingFlightCrew_1376CB58243A8F949B4A83EEFE9DDAE0" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Represents the percentage of the total purchase price of an aircraft paid by both the Company and a related party. </link:label>
<link:loc xlink:href="iac-20161231.xsd#iac_PercentageOfOwnershipInterestHeldEachByEntityAndByRelatedPartyInAnotherEntityEmployingFlightCrew" xlink:label="loc_iac_PercentageOfOwnershipInterestHeldEachByEntityAndByRelatedPartyInAnotherEntityEmployingFlightCrew_1376CB58243A8F949B4A83EEFE9DDAE0" xlink:type="locator"/>
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<link:label id="lab_us-gaap_NatureOfOperations_FCE09B3503A1B4B0E0ADBB95DCE17626_terseLabel_en-US" xlink:label="lab_us-gaap_NatureOfOperations_FCE09B3503A1B4B0E0ADBB95DCE17626" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> ORGANIZATION </link:label>
<link:label id="lab_us-gaap_NatureOfOperations_FCE09B3503A1B4B0E0ADBB95DCE17626_label_en-US" xlink:label="lab_us-gaap_NatureOfOperations_FCE09B3503A1B4B0E0ADBB95DCE17626" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Nature of Operations [Text Block] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_NatureOfOperations" xlink:label="loc_us-gaap_NatureOfOperations_FCE09B3503A1B4B0E0ADBB95DCE17626" xlink:type="locator"/>
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<link:label id="lab_us-gaap_ConstructionInProgressMember_E3BFCD5BD755B4D41AA167E09D802F61_terseLabel_en-US" xlink:label="lab_us-gaap_ConstructionInProgressMember_E3BFCD5BD755B4D41AA167E09D802F61" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Projects in progress </link:label>
<link:label id="lab_us-gaap_ConstructionInProgressMember_E3BFCD5BD755B4D41AA167E09D802F61_label_en-US" xlink:label="lab_us-gaap_ConstructionInProgressMember_E3BFCD5BD755B4D41AA167E09D802F61" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Construction in Progress [Member] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ConstructionInProgressMember" xlink:label="loc_us-gaap_ConstructionInProgressMember_E3BFCD5BD755B4D41AA167E09D802F61" xlink:type="locator"/>
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<link:label id="lab_us-gaap_LandMember_D1B2894C9E8EEB8E058467E09D805D14_terseLabel_en-US" xlink:label="lab_us-gaap_LandMember_D1B2894C9E8EEB8E058467E09D805D14" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Land </link:label>
<link:label id="lab_us-gaap_LandMember_D1B2894C9E8EEB8E058467E09D805D14_label_en-US" xlink:label="lab_us-gaap_LandMember_D1B2894C9E8EEB8E058467E09D805D14" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Land [Member] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_LandMember" xlink:label="loc_us-gaap_LandMember_D1B2894C9E8EEB8E058467E09D805D14" xlink:type="locator"/>
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<link:label id="lab_us-gaap_PropertyPlantAndEquipmentGross_55B2DEBD1AB301D4EA2C67E09D8034A3_terseLabel_en-US" xlink:label="lab_us-gaap_PropertyPlantAndEquipmentGross_55B2DEBD1AB301D4EA2C67E09D8034A3" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Property and equipment, gross </link:label>
<link:label id="lab_us-gaap_PropertyPlantAndEquipmentGross_55B2DEBD1AB301D4EA2C67E09D8034A3_label_en-US" xlink:label="lab_us-gaap_PropertyPlantAndEquipmentGross_55B2DEBD1AB301D4EA2C67E09D8034A3" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Property, Plant and Equipment, Gross </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_PropertyPlantAndEquipmentGross" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentGross_55B2DEBD1AB301D4EA2C67E09D8034A3" xlink:type="locator"/>
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<link:label id="lab_us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment_12B78E1558BD301E6B8667E09D80F91D_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment_12B78E1558BD301E6B8667E09D80F91D" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US"> Accumulated depreciation and amortization </link:label>
<link:label id="lab_us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment_12B78E1558BD301E6B8667E09D80F91D_label_en-US" xlink:label="lab_us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment_12B78E1558BD301E6B8667E09D80F91D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Accumulated Depreciation, Depletion and Amortization, Property, Plant, and Equipment </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment" xlink:label="loc_us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment_12B78E1558BD301E6B8667E09D80F91D" xlink:type="locator"/>
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<link:label id="lab_us-gaap_PropertyPlantAndEquipmentNet_C93D0D3FEA24ABE0E06167E09D80226E_totalLabel_en-US" xlink:label="lab_us-gaap_PropertyPlantAndEquipmentNet_C93D0D3FEA24ABE0E06167E09D80226E" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US"> Property and equipment, net </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_PropertyPlantAndEquipmentNet" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentNet_C93D0D3FEA24ABE0E06167E09D80226E" xlink:type="locator"/>
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<link:label id="lab_us-gaap_OtherComprehensiveIncomeLossAvailableForSaleSecuritiesTax_6B3953D82637B7D68C935CB3F47464D9_terseLabel_en-US" xlink:label="lab_us-gaap_OtherComprehensiveIncomeLossAvailableForSaleSecuritiesTax_6B3953D82637B7D68C935CB3F47464D9" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Change in unrealized gains and losses of available-for-sale securities, tax provision (benefits) </link:label>
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<link:label id="lab_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_232D82EB2D8DC0E9E386BB95DE5DE095_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_232D82EB2D8DC0E9E386BB95DE5DE095" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Schedule of Share-based Compensation Arrangements by Share-based Payment Award [Table] </link:label>
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<link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValueRollForward_61288E373782DF62DEADBB95DE5DF31C_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValueRollForward_61288E373782DF62DEADBB95DE5DF31C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value [Abstract] </link:label>
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<link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue_F904EB7FF66002A68613BB95DE5DE1A0_terseLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue_F904EB7FF66002A68613BB95DE5DE1A0" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Forfeited (in usd per share) </link:label>
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<link:label id="lab_us-gaap_NonUsMember_CC957795DADB2DBC70AB35C2E02764D3_verboseLabel_en-US" xlink:label="lab_us-gaap_NonUsMember_CC957795DADB2DBC70AB35C2E02764D3" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> All Other Countries </link:label>
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<link:label id="lab_us-gaap_UseOfEstimates_A04B1EC8E1EDD528652A68010BFCC0EA_terseLabel_en-US" xlink:label="lab_us-gaap_UseOfEstimates_A04B1EC8E1EDD528652A68010BFCC0EA" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Accounting Estimates </link:label>
<link:label id="lab_us-gaap_UseOfEstimates_A04B1EC8E1EDD528652A68010BFCC0EA_label_en-US" xlink:label="lab_us-gaap_UseOfEstimates_A04B1EC8E1EDD528652A68010BFCC0EA" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Use of Estimates, Policy [Policy Text Block] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_UseOfEstimates" xlink:label="loc_us-gaap_UseOfEstimates_A04B1EC8E1EDD528652A68010BFCC0EA" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_UseOfEstimates_A04B1EC8E1EDD528652A68010BFCC0EA" xlink:to="lab_us-gaap_UseOfEstimates_A04B1EC8E1EDD528652A68010BFCC0EA" xlink:type="arc"/>
<link:label id="lab_us-gaap_RevenueRecognitionPolicyTextBlock_9A8DCE76E39DCCC7D21168010BFC2886_terseLabel_en-US" xlink:label="lab_us-gaap_RevenueRecognitionPolicyTextBlock_9A8DCE76E39DCCC7D21168010BFC2886" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Revenue Recognition </link:label>
<link:label id="lab_us-gaap_RevenueRecognitionPolicyTextBlock_9A8DCE76E39DCCC7D21168010BFC2886_label_en-US" xlink:label="lab_us-gaap_RevenueRecognitionPolicyTextBlock_9A8DCE76E39DCCC7D21168010BFC2886" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Revenue Recognition, Policy [Policy Text Block] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_RevenueRecognitionPolicyTextBlock" xlink:label="loc_us-gaap_RevenueRecognitionPolicyTextBlock_9A8DCE76E39DCCC7D21168010BFC2886" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_RevenueRecognitionPolicyTextBlock_9A8DCE76E39DCCC7D21168010BFC2886" xlink:to="lab_us-gaap_RevenueRecognitionPolicyTextBlock_9A8DCE76E39DCCC7D21168010BFC2886" xlink:type="arc"/>
<link:label id="lab_us-gaap_CashAndCashEquivalentsPolicyTextBlock_29946C88CD9B70F1813468010BFC60DA_terseLabel_en-US" xlink:label="lab_us-gaap_CashAndCashEquivalentsPolicyTextBlock_29946C88CD9B70F1813468010BFC60DA" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Cash and Cash Equivalents </link:label>
<link:label id="lab_us-gaap_CashAndCashEquivalentsPolicyTextBlock_29946C88CD9B70F1813468010BFC60DA_label_en-US" xlink:label="lab_us-gaap_CashAndCashEquivalentsPolicyTextBlock_29946C88CD9B70F1813468010BFC60DA" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Cash and Cash Equivalents, Policy [Policy Text Block] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_CashAndCashEquivalentsPolicyTextBlock" xlink:label="loc_us-gaap_CashAndCashEquivalentsPolicyTextBlock_29946C88CD9B70F1813468010BFC60DA" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_CashAndCashEquivalentsPolicyTextBlock_29946C88CD9B70F1813468010BFC60DA" xlink:to="lab_us-gaap_CashAndCashEquivalentsPolicyTextBlock_29946C88CD9B70F1813468010BFC60DA" xlink:type="arc"/>
<link:label id="lab_us-gaap_MarketableSecuritiesPolicy_40ED4DB8D38CE9469CBE68010BFCB7FA_terseLabel_en-US" xlink:label="lab_us-gaap_MarketableSecuritiesPolicy_40ED4DB8D38CE9469CBE68010BFCB7FA" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Marketable Securities </link:label>
<link:label id="lab_us-gaap_MarketableSecuritiesPolicy_40ED4DB8D38CE9469CBE68010BFCB7FA_label_en-US" xlink:label="lab_us-gaap_MarketableSecuritiesPolicy_40ED4DB8D38CE9469CBE68010BFCB7FA" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Marketable Securities, Policy [Policy Text Block] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_MarketableSecuritiesPolicy" xlink:label="loc_us-gaap_MarketableSecuritiesPolicy_40ED4DB8D38CE9469CBE68010BFCB7FA" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_MarketableSecuritiesPolicy_40ED4DB8D38CE9469CBE68010BFCB7FA" xlink:to="lab_us-gaap_MarketableSecuritiesPolicy_40ED4DB8D38CE9469CBE68010BFCB7FA" xlink:type="arc"/>
<link:label id="lab_us-gaap_ConcentrationRiskCreditRisk_52FBD841A76A3127F3FC68010BFCC576_terseLabel_en-US" xlink:label="lab_us-gaap_ConcentrationRiskCreditRisk_52FBD841A76A3127F3FC68010BFCC576" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Certain Risks and Concentrations </link:label>
<link:label id="lab_us-gaap_ConcentrationRiskCreditRisk_52FBD841A76A3127F3FC68010BFCC576_label_en-US" xlink:label="lab_us-gaap_ConcentrationRiskCreditRisk_52FBD841A76A3127F3FC68010BFCC576" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Concentration Risk, Credit Risk, Policy [Policy Text Block] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ConcentrationRiskCreditRisk" xlink:label="loc_us-gaap_ConcentrationRiskCreditRisk_52FBD841A76A3127F3FC68010BFCC576" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ConcentrationRiskCreditRisk_52FBD841A76A3127F3FC68010BFCC576" xlink:to="lab_us-gaap_ConcentrationRiskCreditRisk_52FBD841A76A3127F3FC68010BFCC576" xlink:type="arc"/>
<link:label id="lab_us-gaap_ReceivablesPolicyTextBlock_053666EA96A7A7489E1C68010BFDE18D_terseLabel_en-US" xlink:label="lab_us-gaap_ReceivablesPolicyTextBlock_053666EA96A7A7489E1C68010BFDE18D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Accounts Receivable </link:label>
<link:label id="lab_us-gaap_ReceivablesPolicyTextBlock_053666EA96A7A7489E1C68010BFDE18D_label_en-US" xlink:label="lab_us-gaap_ReceivablesPolicyTextBlock_053666EA96A7A7489E1C68010BFDE18D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Receivables, Policy [Policy Text Block] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ReceivablesPolicyTextBlock" xlink:label="loc_us-gaap_ReceivablesPolicyTextBlock_053666EA96A7A7489E1C68010BFDE18D" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ReceivablesPolicyTextBlock_053666EA96A7A7489E1C68010BFDE18D" xlink:to="lab_us-gaap_ReceivablesPolicyTextBlock_053666EA96A7A7489E1C68010BFDE18D" xlink:type="arc"/>
<link:label id="lab_us-gaap_PropertyPlantAndEquipmentPolicyTextBlock_7E7FCDC316593B9F44FC68010BFD91E3_terseLabel_en-US" xlink:label="lab_us-gaap_PropertyPlantAndEquipmentPolicyTextBlock_7E7FCDC316593B9F44FC68010BFD91E3" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Property and Equipment </link:label>
<link:label id="lab_us-gaap_PropertyPlantAndEquipmentPolicyTextBlock_7E7FCDC316593B9F44FC68010BFD91E3_label_en-US" xlink:label="lab_us-gaap_PropertyPlantAndEquipmentPolicyTextBlock_7E7FCDC316593B9F44FC68010BFD91E3" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Property, Plant and Equipment, Policy [Policy Text Block] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_PropertyPlantAndEquipmentPolicyTextBlock" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentPolicyTextBlock_7E7FCDC316593B9F44FC68010BFD91E3" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentPolicyTextBlock_7E7FCDC316593B9F44FC68010BFD91E3" xlink:to="lab_us-gaap_PropertyPlantAndEquipmentPolicyTextBlock_7E7FCDC316593B9F44FC68010BFD91E3" xlink:type="arc"/>
<link:label id="lab_us-gaap_BusinessCombinationsPolicy_4788848C1CF5B328EA6968010BFD593F_terseLabel_en-US" xlink:label="lab_us-gaap_BusinessCombinationsPolicy_4788848C1CF5B328EA6968010BFD593F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Business Combinations </link:label>
<link:label id="lab_us-gaap_BusinessCombinationsPolicy_4788848C1CF5B328EA6968010BFD593F_label_en-US" xlink:label="lab_us-gaap_BusinessCombinationsPolicy_4788848C1CF5B328EA6968010BFD593F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Business Combinations Policy [Policy Text Block] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_BusinessCombinationsPolicy" xlink:label="loc_us-gaap_BusinessCombinationsPolicy_4788848C1CF5B328EA6968010BFD593F" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_BusinessCombinationsPolicy_4788848C1CF5B328EA6968010BFD593F" xlink:to="lab_us-gaap_BusinessCombinationsPolicy_4788848C1CF5B328EA6968010BFD593F" xlink:type="arc"/>
<link:label id="lab_us-gaap_GoodwillAndIntangibleAssetsPolicyTextBlock_0160EB123B0022D1090468010BFD93D9_terseLabel_en-US" xlink:label="lab_us-gaap_GoodwillAndIntangibleAssetsPolicyTextBlock_0160EB123B0022D1090468010BFD93D9" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Goodwill and Indefinite-Lived Intangible Assets </link:label>
<link:label id="lab_us-gaap_GoodwillAndIntangibleAssetsPolicyTextBlock_0160EB123B0022D1090468010BFD93D9_label_en-US" xlink:label="lab_us-gaap_GoodwillAndIntangibleAssetsPolicyTextBlock_0160EB123B0022D1090468010BFD93D9" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Goodwill and Intangible Assets, Policy [Policy Text Block] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_GoodwillAndIntangibleAssetsPolicyTextBlock" xlink:label="loc_us-gaap_GoodwillAndIntangibleAssetsPolicyTextBlock_0160EB123B0022D1090468010BFD93D9" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_GoodwillAndIntangibleAssetsPolicyTextBlock_0160EB123B0022D1090468010BFD93D9" xlink:to="lab_us-gaap_GoodwillAndIntangibleAssetsPolicyTextBlock_0160EB123B0022D1090468010BFD93D9" xlink:type="arc"/>
<link:label id="lab_us-gaap_ImpairmentOrDisposalOfLongLivedAssetsIncludingIntangibleAssetsPolicyPolicyTextBlock_4673E22A062BCA3600E368010BFDB73C_terseLabel_en-US" xlink:label="lab_us-gaap_ImpairmentOrDisposalOfLongLivedAssetsIncludingIntangibleAssetsPolicyPolicyTextBlock_4673E22A062BCA3600E368010BFDB73C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Long-Lived Assets and Intangible Assets with Definite Lives </link:label>
<link:label id="lab_us-gaap_ImpairmentOrDisposalOfLongLivedAssetsIncludingIntangibleAssetsPolicyPolicyTextBlock_4673E22A062BCA3600E368010BFDB73C_label_en-US" xlink:label="lab_us-gaap_ImpairmentOrDisposalOfLongLivedAssetsIncludingIntangibleAssetsPolicyPolicyTextBlock_4673E22A062BCA3600E368010BFDB73C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Impairment or Disposal of Long-Lived Assets, Including Intangible Assets, Policy [Policy Text Block] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ImpairmentOrDisposalOfLongLivedAssetsIncludingIntangibleAssetsPolicyPolicyTextBlock" xlink:label="loc_us-gaap_ImpairmentOrDisposalOfLongLivedAssetsIncludingIntangibleAssetsPolicyPolicyTextBlock_4673E22A062BCA3600E368010BFDB73C" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ImpairmentOrDisposalOfLongLivedAssetsIncludingIntangibleAssetsPolicyPolicyTextBlock_4673E22A062BCA3600E368010BFDB73C" xlink:to="lab_us-gaap_ImpairmentOrDisposalOfLongLivedAssetsIncludingIntangibleAssetsPolicyPolicyTextBlock_4673E22A062BCA3600E368010BFDB73C" xlink:type="arc"/>
<link:label id="lab_us-gaap_FairValueOfFinancialInstrumentsPolicy_612C82C8A0E13608382C68010BFD1FDC_terseLabel_en-US" xlink:label="lab_us-gaap_FairValueOfFinancialInstrumentsPolicy_612C82C8A0E13608382C68010BFD1FDC" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Fair Value Measurements </link:label>
<link:label id="lab_us-gaap_FairValueOfFinancialInstrumentsPolicy_612C82C8A0E13608382C68010BFD1FDC_label_en-US" xlink:label="lab_us-gaap_FairValueOfFinancialInstrumentsPolicy_612C82C8A0E13608382C68010BFD1FDC" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Fair Value of Financial Instruments, Policy [Policy Text Block] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_FairValueOfFinancialInstrumentsPolicy" xlink:label="loc_us-gaap_FairValueOfFinancialInstrumentsPolicy_612C82C8A0E13608382C68010BFD1FDC" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FairValueOfFinancialInstrumentsPolicy_612C82C8A0E13608382C68010BFD1FDC" xlink:to="lab_us-gaap_FairValueOfFinancialInstrumentsPolicy_612C82C8A0E13608382C68010BFD1FDC" xlink:type="arc"/>
<link:label id="lab_iac_TrafficAcquisitionCostsPolicyPolicyTextBlock_CDC64ABB1186D90485AB68010BFDAF3B_terseLabel_en-US" xlink:label="lab_iac_TrafficAcquisitionCostsPolicyPolicyTextBlock_CDC64ABB1186D90485AB68010BFDAF3B" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Traffic Acquisition Costs </link:label>
<link:label id="lab_iac_TrafficAcquisitionCostsPolicyPolicyTextBlock_CDC64ABB1186D90485AB68010BFDAF3B_label_en-US" xlink:label="lab_iac_TrafficAcquisitionCostsPolicyPolicyTextBlock_CDC64ABB1186D90485AB68010BFDAF3B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Traffic Acquisition Costs Policy [Policy Text Block] </link:label>
<link:label id="lab_iac_TrafficAcquisitionCostsPolicyPolicyTextBlock_CDC64ABB1186D90485AB68010BFDAF3B_documentation_en-US" xlink:label="lab_iac_TrafficAcquisitionCostsPolicyPolicyTextBlock_CDC64ABB1186D90485AB68010BFDAF3B" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> This element represents the entity's accounting policies for traffic acquisition costs. </link:label>
<link:loc xlink:href="iac-20161231.xsd#iac_TrafficAcquisitionCostsPolicyPolicyTextBlock" xlink:label="loc_iac_TrafficAcquisitionCostsPolicyPolicyTextBlock_CDC64ABB1186D90485AB68010BFDAF3B" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_iac_TrafficAcquisitionCostsPolicyPolicyTextBlock_CDC64ABB1186D90485AB68010BFDAF3B" xlink:to="lab_iac_TrafficAcquisitionCostsPolicyPolicyTextBlock_CDC64ABB1186D90485AB68010BFDAF3B" xlink:type="arc"/>
<link:label id="lab_us-gaap_AdvertisingCostsPolicyTextBlock_1DD9A796E0CF98E52A6F68010BFDB83F_terseLabel_en-US" xlink:label="lab_us-gaap_AdvertisingCostsPolicyTextBlock_1DD9A796E0CF98E52A6F68010BFDB83F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Advertising Costs </link:label>
<link:label id="lab_us-gaap_AdvertisingCostsPolicyTextBlock_1DD9A796E0CF98E52A6F68010BFDB83F_label_en-US" xlink:label="lab_us-gaap_AdvertisingCostsPolicyTextBlock_1DD9A796E0CF98E52A6F68010BFDB83F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Advertising Costs, Policy [Policy Text Block] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_AdvertisingCostsPolicyTextBlock" xlink:label="loc_us-gaap_AdvertisingCostsPolicyTextBlock_1DD9A796E0CF98E52A6F68010BFDB83F" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AdvertisingCostsPolicyTextBlock_1DD9A796E0CF98E52A6F68010BFDB83F" xlink:to="lab_us-gaap_AdvertisingCostsPolicyTextBlock_1DD9A796E0CF98E52A6F68010BFDB83F" xlink:type="arc"/>
<link:label id="lab_us-gaap_LegalCostsPolicyTextBlock_F29DBD60A3E39E443AC468010BFDF3CB_terseLabel_en-US" xlink:label="lab_us-gaap_LegalCostsPolicyTextBlock_F29DBD60A3E39E443AC468010BFDF3CB" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Legal Costs </link:label>
<link:label id="lab_us-gaap_LegalCostsPolicyTextBlock_F29DBD60A3E39E443AC468010BFDF3CB_label_en-US" xlink:label="lab_us-gaap_LegalCostsPolicyTextBlock_F29DBD60A3E39E443AC468010BFDF3CB" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Legal Costs, Policy [Policy Text Block] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_LegalCostsPolicyTextBlock" xlink:label="loc_us-gaap_LegalCostsPolicyTextBlock_F29DBD60A3E39E443AC468010BFDF3CB" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LegalCostsPolicyTextBlock_F29DBD60A3E39E443AC468010BFDF3CB" xlink:to="lab_us-gaap_LegalCostsPolicyTextBlock_F29DBD60A3E39E443AC468010BFDF3CB" xlink:type="arc"/>
<link:label id="lab_us-gaap_IncomeTaxPolicyTextBlock_DAEA182145012DD040EA68010BFDA4E3_terseLabel_en-US" xlink:label="lab_us-gaap_IncomeTaxPolicyTextBlock_DAEA182145012DD040EA68010BFDA4E3" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Income Taxes </link:label>
<link:label id="lab_us-gaap_IncomeTaxPolicyTextBlock_DAEA182145012DD040EA68010BFDA4E3_label_en-US" xlink:label="lab_us-gaap_IncomeTaxPolicyTextBlock_DAEA182145012DD040EA68010BFDA4E3" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Income Tax, Policy [Policy Text Block] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_IncomeTaxPolicyTextBlock" xlink:label="loc_us-gaap_IncomeTaxPolicyTextBlock_DAEA182145012DD040EA68010BFDA4E3" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_IncomeTaxPolicyTextBlock_DAEA182145012DD040EA68010BFDA4E3" xlink:to="lab_us-gaap_IncomeTaxPolicyTextBlock_DAEA182145012DD040EA68010BFDA4E3" xlink:type="arc"/>
<link:label id="lab_us-gaap_EarningsPerSharePolicyTextBlock_1F29A6CD292231D3B26168010BFDBE82_terseLabel_en-US" xlink:label="lab_us-gaap_EarningsPerSharePolicyTextBlock_1F29A6CD292231D3B26168010BFDBE82" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Earnings Per Share </link:label>
<link:label id="lab_us-gaap_EarningsPerSharePolicyTextBlock_1F29A6CD292231D3B26168010BFDBE82_label_en-US" xlink:label="lab_us-gaap_EarningsPerSharePolicyTextBlock_1F29A6CD292231D3B26168010BFDBE82" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Earnings Per Share, Policy [Policy Text Block] </link:label>
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<link:label id="lab_us-gaap_ForeignCurrencyTransactionsAndTranslationsPolicyTextBlock_E84A0F1D02737AE4189168010BFDE5D0_terseLabel_en-US" xlink:label="lab_us-gaap_ForeignCurrencyTransactionsAndTranslationsPolicyTextBlock_E84A0F1D02737AE4189168010BFDE5D0" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Foreign Currency Translation and Transaction Gains and Losses </link:label>
<link:label id="lab_us-gaap_ForeignCurrencyTransactionsAndTranslationsPolicyTextBlock_E84A0F1D02737AE4189168010BFDE5D0_label_en-US" xlink:label="lab_us-gaap_ForeignCurrencyTransactionsAndTranslationsPolicyTextBlock_E84A0F1D02737AE4189168010BFDE5D0" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Foreign Currency Transactions and Translations Policy [Policy Text Block] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ForeignCurrencyTransactionsAndTranslationsPolicyTextBlock" xlink:label="loc_us-gaap_ForeignCurrencyTransactionsAndTranslationsPolicyTextBlock_E84A0F1D02737AE4189168010BFDE5D0" xlink:type="locator"/>
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<link:label id="lab_us-gaap_ShareBasedCompensationOptionAndIncentivePlansPolicy_BEC9F2C0B929E55C9C4268010BFD0FD0_terseLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationOptionAndIncentivePlansPolicy_BEC9F2C0B929E55C9C4268010BFD0FD0" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Stock-Based Compensation </link:label>
<link:label id="lab_us-gaap_ShareBasedCompensationOptionAndIncentivePlansPolicy_BEC9F2C0B929E55C9C4268010BFD0FD0_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationOptionAndIncentivePlansPolicy_BEC9F2C0B929E55C9C4268010BFD0FD0" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Share-based Compensation, Option and Incentive Plans Policy [Policy Text Block] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ShareBasedCompensationOptionAndIncentivePlansPolicy" xlink:label="loc_us-gaap_ShareBasedCompensationOptionAndIncentivePlansPolicy_BEC9F2C0B929E55C9C4268010BFD0FD0" xlink:type="locator"/>
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<link:label id="lab_iac_RedeemableNoncontrollingInterestPolicyTextBlock_655154FBE33B340F70F968010BFDB1E4_terseLabel_en-US" xlink:label="lab_iac_RedeemableNoncontrollingInterestPolicyTextBlock_655154FBE33B340F70F968010BFDB1E4" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Redeemable Noncontrolling Interests </link:label>
<link:label id="lab_iac_RedeemableNoncontrollingInterestPolicyTextBlock_655154FBE33B340F70F968010BFDB1E4_label_en-US" xlink:label="lab_iac_RedeemableNoncontrollingInterestPolicyTextBlock_655154FBE33B340F70F968010BFDB1E4" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Redeemable Noncontrolling Interest [Policy Text Block] </link:label>
<link:label id="lab_iac_RedeemableNoncontrollingInterestPolicyTextBlock_655154FBE33B340F70F968010BFDB1E4_documentation_en-US" xlink:label="lab_iac_RedeemableNoncontrollingInterestPolicyTextBlock_655154FBE33B340F70F968010BFDB1E4" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> This element represents the entity's accounting policies for redeemable noncontrolling interests. </link:label>
<link:loc xlink:href="iac-20161231.xsd#iac_RedeemableNoncontrollingInterestPolicyTextBlock" xlink:label="loc_iac_RedeemableNoncontrollingInterestPolicyTextBlock_655154FBE33B340F70F968010BFDB1E4" xlink:type="locator"/>
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<link:label id="lab_us-gaap_ConsolidationSubsidiariesOrOtherInvestmentsConsolidatedEntitiesPolicy_2D2B8C1B0D0E78AC971C68010BFDBFC3_terseLabel_en-US" xlink:label="lab_us-gaap_ConsolidationSubsidiariesOrOtherInvestmentsConsolidatedEntitiesPolicy_2D2B8C1B0D0E78AC971C68010BFDBFC3" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Noncontrolling Interests </link:label>
<link:label id="lab_us-gaap_ConsolidationSubsidiariesOrOtherInvestmentsConsolidatedEntitiesPolicy_2D2B8C1B0D0E78AC971C68010BFDBFC3_label_en-US" xlink:label="lab_us-gaap_ConsolidationSubsidiariesOrOtherInvestmentsConsolidatedEntitiesPolicy_2D2B8C1B0D0E78AC971C68010BFDBFC3" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Consolidation, Subsidiaries or Other Investments, Consolidated Entities, Policy [Policy Text Block] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ConsolidationSubsidiariesOrOtherInvestmentsConsolidatedEntitiesPolicy" xlink:label="loc_us-gaap_ConsolidationSubsidiariesOrOtherInvestmentsConsolidatedEntitiesPolicy_2D2B8C1B0D0E78AC971C68010BFDBFC3" xlink:type="locator"/>
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<link:label id="lab_us-gaap_NewAccountingPronouncementsPolicyPolicyTextBlock_EA232EEC8B00B661C6F868010BFD4C33_terseLabel_en-US" xlink:label="lab_us-gaap_NewAccountingPronouncementsPolicyPolicyTextBlock_EA232EEC8B00B661C6F868010BFD4C33" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Recent Accounting Pronouncements </link:label>
<link:label id="lab_us-gaap_NewAccountingPronouncementsPolicyPolicyTextBlock_EA232EEC8B00B661C6F868010BFD4C33_label_en-US" xlink:label="lab_us-gaap_NewAccountingPronouncementsPolicyPolicyTextBlock_EA232EEC8B00B661C6F868010BFD4C33" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> New Accounting Pronouncements, Policy [Policy Text Block] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_NewAccountingPronouncementsPolicyPolicyTextBlock" xlink:label="loc_us-gaap_NewAccountingPronouncementsPolicyPolicyTextBlock_EA232EEC8B00B661C6F868010BFD4C33" xlink:type="locator"/>
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<link:label id="lab_us-gaap_PriorPeriodReclassificationAdjustmentDescription_332598F6F0B9AAC7AFEB68010BFD2A1A_terseLabel_en-US" xlink:label="lab_us-gaap_PriorPeriodReclassificationAdjustmentDescription_332598F6F0B9AAC7AFEB68010BFD2A1A" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Reclassifications </link:label>
<link:label id="lab_us-gaap_PriorPeriodReclassificationAdjustmentDescription_332598F6F0B9AAC7AFEB68010BFD2A1A_label_en-US" xlink:label="lab_us-gaap_PriorPeriodReclassificationAdjustmentDescription_332598F6F0B9AAC7AFEB68010BFD2A1A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Reclassification, Policy [Policy Text Block] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_PriorPeriodReclassificationAdjustmentDescription" xlink:label="loc_us-gaap_PriorPeriodReclassificationAdjustmentDescription_332598F6F0B9AAC7AFEB68010BFD2A1A" xlink:type="locator"/>
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<link:label id="lab_us-gaap_OperatingLossCarryforwardsTable_D4202895C793992BB2252A34B314AFAE_terseLabel_en-US" xlink:label="lab_us-gaap_OperatingLossCarryforwardsTable_D4202895C793992BB2252A34B314AFAE" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Operating Loss Carryforwards [Table] </link:label>
<link:label id="lab_us-gaap_OperatingLossCarryforwardsTable_D4202895C793992BB2252A34B314AFAE_label_en-US" xlink:label="lab_us-gaap_OperatingLossCarryforwardsTable_D4202895C793992BB2252A34B314AFAE" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Operating Loss Carryforwards [Table] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_OperatingLossCarryforwardsTable" xlink:label="loc_us-gaap_OperatingLossCarryforwardsTable_D4202895C793992BB2252A34B314AFAE" xlink:type="locator"/>
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<link:label id="lab_us-gaap_IncomeTaxAuthorityAxis_FE84410933E9A220DA052A34B314FCE3_terseLabel_en-US" xlink:label="lab_us-gaap_IncomeTaxAuthorityAxis_FE84410933E9A220DA052A34B314FCE3" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Income Tax Authority [Axis] </link:label>
<link:label id="lab_us-gaap_IncomeTaxAuthorityAxis_FE84410933E9A220DA052A34B314FCE3_label_en-US" xlink:label="lab_us-gaap_IncomeTaxAuthorityAxis_FE84410933E9A220DA052A34B314FCE3" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Income Tax Authority [Axis] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_IncomeTaxAuthorityAxis" xlink:label="loc_us-gaap_IncomeTaxAuthorityAxis_FE84410933E9A220DA052A34B314FCE3" xlink:type="locator"/>
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<link:label id="lab_us-gaap_IncomeTaxAuthorityDomain_8A65DD32FD5651AE8C332A34B3148337_terseLabel_en-US" xlink:label="lab_us-gaap_IncomeTaxAuthorityDomain_8A65DD32FD5651AE8C332A34B3148337" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Income Tax Authority [Domain] </link:label>
<link:label id="lab_us-gaap_IncomeTaxAuthorityDomain_8A65DD32FD5651AE8C332A34B3148337_label_en-US" xlink:label="lab_us-gaap_IncomeTaxAuthorityDomain_8A65DD32FD5651AE8C332A34B3148337" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Income Tax Authority [Domain] </link:label>
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<link:label id="lab_us-gaap_DomesticCountryMember_AA4ADC658C07DD19446A2A34B314E207_terseLabel_en-US" xlink:label="lab_us-gaap_DomesticCountryMember_AA4ADC658C07DD19446A2A34B314E207" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Federal </link:label>
<link:label id="lab_us-gaap_DomesticCountryMember_AA4ADC658C07DD19446A2A34B314E207_label_en-US" xlink:label="lab_us-gaap_DomesticCountryMember_AA4ADC658C07DD19446A2A34B314E207" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Domestic Tax Authority [Member] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_DomesticCountryMember" xlink:label="loc_us-gaap_DomesticCountryMember_AA4ADC658C07DD19446A2A34B314E207" xlink:type="locator"/>
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<link:label id="lab_us-gaap_StateAndLocalJurisdictionMember_2125C0FB4F4C635FDBAB2A34B315813F_terseLabel_en-US" xlink:label="lab_us-gaap_StateAndLocalJurisdictionMember_2125C0FB4F4C635FDBAB2A34B315813F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> State </link:label>
<link:label id="lab_us-gaap_StateAndLocalJurisdictionMember_2125C0FB4F4C635FDBAB2A34B315813F_label_en-US" xlink:label="lab_us-gaap_StateAndLocalJurisdictionMember_2125C0FB4F4C635FDBAB2A34B315813F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> State and Local Jurisdiction [Member] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_StateAndLocalJurisdictionMember" xlink:label="loc_us-gaap_StateAndLocalJurisdictionMember_2125C0FB4F4C635FDBAB2A34B315813F" xlink:type="locator"/>
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<link:label id="lab_us-gaap_ForeignCountryMember_BBF5497F131CBB5EF0E52A34B315CEAD_terseLabel_en-US" xlink:label="lab_us-gaap_ForeignCountryMember_BBF5497F131CBB5EF0E52A34B315CEAD" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Foreign </link:label>
<link:label id="lab_us-gaap_ForeignCountryMember_BBF5497F131CBB5EF0E52A34B315CEAD_label_en-US" xlink:label="lab_us-gaap_ForeignCountryMember_BBF5497F131CBB5EF0E52A34B315CEAD" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Foreign Tax Authority [Member] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ForeignCountryMember" xlink:label="loc_us-gaap_ForeignCountryMember_BBF5497F131CBB5EF0E52A34B315CEAD" xlink:type="locator"/>
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<link:label id="lab_us-gaap_OperatingLossCarryforwardsLineItems_292AD54AEE5E492D954D2A34B31530CC_terseLabel_en-US" xlink:label="lab_us-gaap_OperatingLossCarryforwardsLineItems_292AD54AEE5E492D954D2A34B31530CC" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Operating Loss Carryforwards </link:label>
<link:label id="lab_us-gaap_OperatingLossCarryforwardsLineItems_292AD54AEE5E492D954D2A34B31530CC_label_en-US" xlink:label="lab_us-gaap_OperatingLossCarryforwardsLineItems_292AD54AEE5E492D954D2A34B31530CC" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Operating Loss Carryforwards [Line Items] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_OperatingLossCarryforwardsLineItems" xlink:label="loc_us-gaap_OperatingLossCarryforwardsLineItems_292AD54AEE5E492D954D2A34B31530CC" xlink:type="locator"/>
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<link:label id="lab_us-gaap_OperatingLossCarryforwards_C818C76CF7F99BFC7F5A2A34B31571B0_label_en-US" xlink:label="lab_us-gaap_OperatingLossCarryforwards_C818C76CF7F99BFC7F5A2A34B31571B0" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Operating Loss Carryforwards </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_OperatingLossCarryforwards" xlink:label="loc_us-gaap_OperatingLossCarryforwards_C818C76CF7F99BFC7F5A2A34B31571B0" xlink:type="locator"/>
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<link:label id="lab_iac_OperatingLossCarryforwardsNotSubjectToExpiration_BC8748778AE2B1AB437A2A34B3158938_terseLabel_en-US" xlink:label="lab_iac_OperatingLossCarryforwardsNotSubjectToExpiration_BC8748778AE2B1AB437A2A34B3158938" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Net operating loss carryforwards not subject to expiration </link:label>
<link:label id="lab_iac_OperatingLossCarryforwardsNotSubjectToExpiration_BC8748778AE2B1AB437A2A34B3158938_label_en-US" xlink:label="lab_iac_OperatingLossCarryforwardsNotSubjectToExpiration_BC8748778AE2B1AB437A2A34B3158938" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Operating Loss Carryforwards Not Subject to Expiration </link:label>
<link:label id="lab_iac_OperatingLossCarryforwardsNotSubjectToExpiration_BC8748778AE2B1AB437A2A34B3158938_documentation_en-US" xlink:label="lab_iac_OperatingLossCarryforwardsNotSubjectToExpiration_BC8748778AE2B1AB437A2A34B3158938" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> The amount of the operating loss carryforward, before tax effects, available to reduce future taxable income under enacted tax laws that can be carried forward indefinitely. </link:label>
<link:loc xlink:href="iac-20161231.xsd#iac_OperatingLossCarryforwardsNotSubjectToExpiration" xlink:label="loc_iac_OperatingLossCarryforwardsNotSubjectToExpiration_BC8748778AE2B1AB437A2A34B3158938" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_iac_OperatingLossCarryforwardsNotSubjectToExpiration_BC8748778AE2B1AB437A2A34B3158938" xlink:to="lab_iac_OperatingLossCarryforwardsNotSubjectToExpiration_BC8748778AE2B1AB437A2A34B3158938" xlink:type="arc"/>
<link:label id="lab_iac_OperatingLossCarryforwardsSubjectToExpirationWithinTwentyYears_0BA1A7013D2FA9B9A5752A34B3159138_terseLabel_en-US" xlink:label="lab_iac_OperatingLossCarryforwardsSubjectToExpirationWithinTwentyYears_0BA1A7013D2FA9B9A5752A34B3159138" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Net operating loss carryforwards subject to expiration within 20 years </link:label>
<link:label id="lab_iac_OperatingLossCarryforwardsSubjectToExpirationWithinTwentyYears_0BA1A7013D2FA9B9A5752A34B3159138_label_en-US" xlink:label="lab_iac_OperatingLossCarryforwardsSubjectToExpirationWithinTwentyYears_0BA1A7013D2FA9B9A5752A34B3159138" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Operating Loss Carryforwards Subject to Expiration within Twenty Years </link:label>
<link:label id="lab_iac_OperatingLossCarryforwardsSubjectToExpirationWithinTwentyYears_0BA1A7013D2FA9B9A5752A34B3159138_documentation_en-US" xlink:label="lab_iac_OperatingLossCarryforwardsSubjectToExpirationWithinTwentyYears_0BA1A7013D2FA9B9A5752A34B3159138" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> The amount of the operating loss carryforward, before tax effects, available to reduce future taxable income under enacted tax laws which will expire within twenty years. </link:label>
<link:loc xlink:href="iac-20161231.xsd#iac_OperatingLossCarryforwardsSubjectToExpirationWithinTwentyYears" xlink:label="loc_iac_OperatingLossCarryforwardsSubjectToExpirationWithinTwentyYears_0BA1A7013D2FA9B9A5752A34B3159138" xlink:type="locator"/>
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<link:label id="lab_iac_IncomeTaxExpenseBenefitRelatedToOperatingLossCarryforwards_5B2B37EF824B76F2BD2E2A34B31598B9_terseLabel_en-US" xlink:label="lab_iac_IncomeTaxExpenseBenefitRelatedToOperatingLossCarryforwards_5B2B37EF824B76F2BD2E2A34B31598B9" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Income tax benefit related to net operating loss carryforwards </link:label>
<link:label id="lab_iac_IncomeTaxExpenseBenefitRelatedToOperatingLossCarryforwards_5B2B37EF824B76F2BD2E2A34B31598B9_label_en-US" xlink:label="lab_iac_IncomeTaxExpenseBenefitRelatedToOperatingLossCarryforwards_5B2B37EF824B76F2BD2E2A34B31598B9" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Income Tax Expense (Benefit) Related to Operating Loss Carryforwards </link:label>
<link:label id="lab_iac_IncomeTaxExpenseBenefitRelatedToOperatingLossCarryforwards_5B2B37EF824B76F2BD2E2A34B31598B9_documentation_en-US" xlink:label="lab_iac_IncomeTaxExpenseBenefitRelatedToOperatingLossCarryforwards_5B2B37EF824B76F2BD2E2A34B31598B9" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Represents the amount of income tax expense or benefit related to operating loss carryforwards. </link:label>
<link:loc xlink:href="iac-20161231.xsd#iac_IncomeTaxExpenseBenefitRelatedToOperatingLossCarryforwards" xlink:label="loc_iac_IncomeTaxExpenseBenefitRelatedToOperatingLossCarryforwards_5B2B37EF824B76F2BD2E2A34B31598B9" xlink:type="locator"/>
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<link:label id="lab_iac_CapitalLossCarryforwards_F956A4BC6A09CA7148B82A34B31593CE_terseLabel_en-US" xlink:label="lab_iac_CapitalLossCarryforwards_F956A4BC6A09CA7148B82A34B31593CE" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Capital loss carryforwards </link:label>
<link:label id="lab_iac_CapitalLossCarryforwards_F956A4BC6A09CA7148B82A34B31593CE_label_en-US" xlink:label="lab_iac_CapitalLossCarryforwards_F956A4BC6A09CA7148B82A34B31593CE" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Capital Loss Carryforwards </link:label>
<link:label id="lab_iac_CapitalLossCarryforwards_F956A4BC6A09CA7148B82A34B31593CE_documentation_en-US" xlink:label="lab_iac_CapitalLossCarryforwards_F956A4BC6A09CA7148B82A34B31593CE" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Represents the sum of domestic, foreign and state and local capital loss carryforwards. </link:label>
<link:loc xlink:href="iac-20161231.xsd#iac_CapitalLossCarryforwards" xlink:label="loc_iac_CapitalLossCarryforwards_F956A4BC6A09CA7148B82A34B31593CE" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_iac_CapitalLossCarryforwards_F956A4BC6A09CA7148B82A34B31593CE" xlink:to="lab_iac_CapitalLossCarryforwards_F956A4BC6A09CA7148B82A34B31593CE" xlink:type="arc"/>
<link:label id="lab_us-gaap_TaxCreditCarryforwardTable_AE0CA395D53B6BFE78AE2A34B315119D_terseLabel_en-US" xlink:label="lab_us-gaap_TaxCreditCarryforwardTable_AE0CA395D53B6BFE78AE2A34B315119D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Tax Credit Carryforward [Table] </link:label>
<link:label id="lab_us-gaap_TaxCreditCarryforwardTable_AE0CA395D53B6BFE78AE2A34B315119D_label_en-US" xlink:label="lab_us-gaap_TaxCreditCarryforwardTable_AE0CA395D53B6BFE78AE2A34B315119D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Tax Credit Carryforward [Table] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_TaxCreditCarryforwardTable" xlink:label="loc_us-gaap_TaxCreditCarryforwardTable_AE0CA395D53B6BFE78AE2A34B315119D" xlink:type="locator"/>
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<link:label id="lab_us-gaap_TaxCreditCarryforwardAxis_A9BAEAB59E9B0FCD756B2A34B316228F_terseLabel_en-US" xlink:label="lab_us-gaap_TaxCreditCarryforwardAxis_A9BAEAB59E9B0FCD756B2A34B316228F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Tax Credit Carryforward [Axis] </link:label>
<link:label id="lab_us-gaap_TaxCreditCarryforwardAxis_A9BAEAB59E9B0FCD756B2A34B316228F_label_en-US" xlink:label="lab_us-gaap_TaxCreditCarryforwardAxis_A9BAEAB59E9B0FCD756B2A34B316228F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Tax Credit Carryforward [Axis] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_TaxCreditCarryforwardAxis" xlink:label="loc_us-gaap_TaxCreditCarryforwardAxis_A9BAEAB59E9B0FCD756B2A34B316228F" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_TaxCreditCarryforwardAxis_A9BAEAB59E9B0FCD756B2A34B316228F" xlink:to="lab_us-gaap_TaxCreditCarryforwardAxis_A9BAEAB59E9B0FCD756B2A34B316228F" xlink:type="arc"/>
<link:label id="lab_us-gaap_TaxCreditCarryforwardNameDomain_704576D7BEA52D49F9372A34B31674A5_terseLabel_en-US" xlink:label="lab_us-gaap_TaxCreditCarryforwardNameDomain_704576D7BEA52D49F9372A34B31674A5" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Tax Credit Carryforward, Name [Domain] </link:label>
<link:label id="lab_us-gaap_TaxCreditCarryforwardNameDomain_704576D7BEA52D49F9372A34B31674A5_label_en-US" xlink:label="lab_us-gaap_TaxCreditCarryforwardNameDomain_704576D7BEA52D49F9372A34B31674A5" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Tax Credit Carryforward, Name [Domain] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_TaxCreditCarryforwardNameDomain" xlink:label="loc_us-gaap_TaxCreditCarryforwardNameDomain_704576D7BEA52D49F9372A34B31674A5" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_TaxCreditCarryforwardNameDomain_704576D7BEA52D49F9372A34B31674A5" xlink:to="lab_us-gaap_TaxCreditCarryforwardNameDomain_704576D7BEA52D49F9372A34B31674A5" xlink:type="arc"/>
<link:label id="lab_us-gaap_ResearchMember_EEA593AEB86C39C0640D2A34B316033D_terseLabel_en-US" xlink:label="lab_us-gaap_ResearchMember_EEA593AEB86C39C0640D2A34B316033D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Research </link:label>
<link:label id="lab_us-gaap_ResearchMember_EEA593AEB86C39C0640D2A34B316033D_label_en-US" xlink:label="lab_us-gaap_ResearchMember_EEA593AEB86C39C0640D2A34B316033D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Research Tax Credit Carryforward [Member] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ResearchMember" xlink:label="loc_us-gaap_ResearchMember_EEA593AEB86C39C0640D2A34B316033D" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ResearchMember_EEA593AEB86C39C0640D2A34B316033D" xlink:to="lab_us-gaap_ResearchMember_EEA593AEB86C39C0640D2A34B316033D" xlink:type="arc"/>
<link:label id="lab_us-gaap_TaxCreditCarryforwardLineItems_7CFC5E43E3537EBE4B2B2A34B3162FA8_terseLabel_en-US" xlink:label="lab_us-gaap_TaxCreditCarryforwardLineItems_7CFC5E43E3537EBE4B2B2A34B3162FA8" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Tax Credit Carryforwards </link:label>
<link:label id="lab_us-gaap_TaxCreditCarryforwardLineItems_7CFC5E43E3537EBE4B2B2A34B3162FA8_label_en-US" xlink:label="lab_us-gaap_TaxCreditCarryforwardLineItems_7CFC5E43E3537EBE4B2B2A34B3162FA8" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Tax Credit Carryforward [Line Items] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_TaxCreditCarryforwardLineItems" xlink:label="loc_us-gaap_TaxCreditCarryforwardLineItems_7CFC5E43E3537EBE4B2B2A34B3162FA8" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_TaxCreditCarryforwardLineItems_7CFC5E43E3537EBE4B2B2A34B3162FA8" xlink:to="lab_us-gaap_TaxCreditCarryforwardLineItems_7CFC5E43E3537EBE4B2B2A34B3162FA8" xlink:type="arc"/>
<link:label id="lab_us-gaap_TaxCreditCarryforwardAmount_59A6DF907018373ACEE22A34B3167BCE_terseLabel_en-US" xlink:label="lab_us-gaap_TaxCreditCarryforwardAmount_59A6DF907018373ACEE22A34B3167BCE" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Tax credit carryforwards </link:label>
<link:label id="lab_us-gaap_TaxCreditCarryforwardAmount_59A6DF907018373ACEE22A34B3167BCE_label_en-US" xlink:label="lab_us-gaap_TaxCreditCarryforwardAmount_59A6DF907018373ACEE22A34B3167BCE" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Tax Credit Carryforward, Amount </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_TaxCreditCarryforwardAmount" xlink:label="loc_us-gaap_TaxCreditCarryforwardAmount_59A6DF907018373ACEE22A34B3167BCE" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_TaxCreditCarryforwardAmount_59A6DF907018373ACEE22A34B3167BCE" xlink:to="lab_us-gaap_TaxCreditCarryforwardAmount_59A6DF907018373ACEE22A34B3167BCE" xlink:type="arc"/>
<link:label id="lab_iac_TaxCreditCarryforwardsNotSubjectToExpiration_D8266C29D077B1C1E8F42A34B316E700_terseLabel_en-US" xlink:label="lab_iac_TaxCreditCarryforwardsNotSubjectToExpiration_D8266C29D077B1C1E8F42A34B316E700" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Tax credit carryforwards that can be carried forward indefinitely </link:label>
<link:label id="lab_iac_TaxCreditCarryforwardsNotSubjectToExpiration_D8266C29D077B1C1E8F42A34B316E700_label_en-US" xlink:label="lab_iac_TaxCreditCarryforwardsNotSubjectToExpiration_D8266C29D077B1C1E8F42A34B316E700" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Tax Credit Carryforwards Not Subject to Expiration </link:label>
<link:label id="lab_iac_TaxCreditCarryforwardsNotSubjectToExpiration_D8266C29D077B1C1E8F42A34B316E700_documentation_en-US" xlink:label="lab_iac_TaxCreditCarryforwardsNotSubjectToExpiration_D8266C29D077B1C1E8F42A34B316E700" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> The amount of the tax credit carryforward, before tax effects, available to reduce future taxable income under enacted tax laws that can be carried forward indefinitely. </link:label>
<link:loc xlink:href="iac-20161231.xsd#iac_TaxCreditCarryforwardsNotSubjectToExpiration" xlink:label="loc_iac_TaxCreditCarryforwardsNotSubjectToExpiration_D8266C29D077B1C1E8F42A34B316E700" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_iac_TaxCreditCarryforwardsNotSubjectToExpiration_D8266C29D077B1C1E8F42A34B316E700" xlink:to="lab_iac_TaxCreditCarryforwardsNotSubjectToExpiration_D8266C29D077B1C1E8F42A34B316E700" xlink:type="arc"/>
<link:label id="lab_iac_TaxCreditCarryforwardAmountExpiringWithinTenYears_5AF7E0665CDA9DBFB6E92A34B316DCA2_terseLabel_en-US" xlink:label="lab_iac_TaxCreditCarryforwardAmountExpiringWithinTenYears_5AF7E0665CDA9DBFB6E92A34B316DCA2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Tax credit carryforwards expiring primarily by 2018 </link:label>
<link:label id="lab_iac_TaxCreditCarryforwardAmountExpiringWithinTenYears_5AF7E0665CDA9DBFB6E92A34B316DCA2_label_en-US" xlink:label="lab_iac_TaxCreditCarryforwardAmountExpiringWithinTenYears_5AF7E0665CDA9DBFB6E92A34B316DCA2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Tax Credit Carryforward Amount Expiring within Ten Years </link:label>
<link:label id="lab_iac_TaxCreditCarryforwardAmountExpiringWithinTenYears_5AF7E0665CDA9DBFB6E92A34B316DCA2_documentation_en-US" xlink:label="lab_iac_TaxCreditCarryforwardAmountExpiringWithinTenYears_5AF7E0665CDA9DBFB6E92A34B316DCA2" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> The amount of the tax credit carryforward, before tax effects, available to reduce future taxable income under enacted tax laws that will expire within ten years. </link:label>
<link:loc xlink:href="iac-20161231.xsd#iac_TaxCreditCarryforwardAmountExpiringWithinTenYears" xlink:label="loc_iac_TaxCreditCarryforwardAmountExpiringWithinTenYears_5AF7E0665CDA9DBFB6E92A34B316DCA2" xlink:type="locator"/>
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<link:label id="lab_us-gaap_ValuationAllowanceAbstract_4C0ADD4E1FBCEBF18C2C2A34B3167384_terseLabel_en-US" xlink:label="lab_us-gaap_ValuationAllowanceAbstract_4C0ADD4E1FBCEBF18C2C2A34B3167384" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Valuation Allowance </link:label>
<link:label id="lab_us-gaap_ValuationAllowanceAbstract_4C0ADD4E1FBCEBF18C2C2A34B3167384_label_en-US" xlink:label="lab_us-gaap_ValuationAllowanceAbstract_4C0ADD4E1FBCEBF18C2C2A34B3167384" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Valuation Allowance [Abstract] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ValuationAllowanceAbstract" xlink:label="loc_us-gaap_ValuationAllowanceAbstract_4C0ADD4E1FBCEBF18C2C2A34B3167384" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ValuationAllowanceAbstract_4C0ADD4E1FBCEBF18C2C2A34B3167384" xlink:to="lab_us-gaap_ValuationAllowanceAbstract_4C0ADD4E1FBCEBF18C2C2A34B3167384" xlink:type="arc"/>
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<link:label id="lab_us-gaap_ValuationAllowanceDeferredTaxAssetChangeInAmount_F9A763A1509E5EBC34952A34B317B54F_label_en-US" xlink:label="lab_us-gaap_ValuationAllowanceDeferredTaxAssetChangeInAmount_F9A763A1509E5EBC34952A34B317B54F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Valuation Allowance, Deferred Tax Asset, Increase (Decrease), Amount </link:label>
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<link:label id="lab_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths_D7D73C52BBD16467507034C4D57FB105_terseLabel_en-US" xlink:label="lab_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths_D7D73C52BBD16467507034C4D57FB105" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> 2017 </link:label>
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<link:label id="lab_us-gaap_UnrecognizedTaxBenefits_9812608DE8DA71595B172A34B49904E6_periodEndLabel_en-US" xlink:label="lab_us-gaap_UnrecognizedTaxBenefits_9812608DE8DA71595B172A34B49904E6" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:type="resource" xml:lang="en-US"> Balance at end of the period </link:label>
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<link:label id="lab_us-gaap_IncomeTaxContingencyTable_571A0CC1E94C7AB235772A34B49963AF_terseLabel_en-US" xlink:label="lab_us-gaap_IncomeTaxContingencyTable_571A0CC1E94C7AB235772A34B49963AF" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Income Tax Contingency [Table] </link:label>
<link:label id="lab_us-gaap_IncomeTaxContingencyTable_571A0CC1E94C7AB235772A34B49963AF_label_en-US" xlink:label="lab_us-gaap_IncomeTaxContingencyTable_571A0CC1E94C7AB235772A34B49963AF" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Income Tax Contingency [Table] </link:label>
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<link:label id="lab_us-gaap_StatementOperatingActivitiesSegmentAxis_681C407AD4E0ED7A47922A34B499503F_terseLabel_en-US" xlink:label="lab_us-gaap_StatementOperatingActivitiesSegmentAxis_681C407AD4E0ED7A47922A34B499503F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Continuing Operations or Discontinued Operations [Axis] </link:label>
<link:label id="lab_us-gaap_StatementOperatingActivitiesSegmentAxis_681C407AD4E0ED7A47922A34B499503F_label_en-US" xlink:label="lab_us-gaap_StatementOperatingActivitiesSegmentAxis_681C407AD4E0ED7A47922A34B499503F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Operating Activities [Axis] </link:label>
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<link:label id="lab_us-gaap_SegmentOperatingActivitiesDomain_100EDB7C3A9A024B90412A34B499239E_terseLabel_en-US" xlink:label="lab_us-gaap_SegmentOperatingActivitiesDomain_100EDB7C3A9A024B90412A34B499239E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Continuing Operations or Discontinued Operations [Domain] </link:label>
<link:label id="lab_us-gaap_SegmentOperatingActivitiesDomain_100EDB7C3A9A024B90412A34B499239E_label_en-US" xlink:label="lab_us-gaap_SegmentOperatingActivitiesDomain_100EDB7C3A9A024B90412A34B499239E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Operating Activities [Domain] </link:label>
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<link:label id="lab_us-gaap_SegmentContinuingOperationsMember_D5EA7FF266E32D3258CC2A34B4992AEA_terseLabel_en-US" xlink:label="lab_us-gaap_SegmentContinuingOperationsMember_D5EA7FF266E32D3258CC2A34B4992AEA" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Continuing Operations </link:label>
<link:label id="lab_us-gaap_SegmentContinuingOperationsMember_D5EA7FF266E32D3258CC2A34B4992AEA_label_en-US" xlink:label="lab_us-gaap_SegmentContinuingOperationsMember_D5EA7FF266E32D3258CC2A34B4992AEA" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Continuing Operations [Member] </link:label>
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<link:label id="lab_us-gaap_SegmentDiscontinuedOperationsMember_06F3C74C1BDA1E7C8E0F2A34B499897A_terseLabel_en-US" xlink:label="lab_us-gaap_SegmentDiscontinuedOperationsMember_06F3C74C1BDA1E7C8E0F2A34B499897A" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Discontinued Operations </link:label>
<link:label id="lab_us-gaap_SegmentDiscontinuedOperationsMember_06F3C74C1BDA1E7C8E0F2A34B499897A_label_en-US" xlink:label="lab_us-gaap_SegmentDiscontinuedOperationsMember_06F3C74C1BDA1E7C8E0F2A34B499897A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Discontinued Operations [Member] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_SegmentDiscontinuedOperationsMember" xlink:label="loc_us-gaap_SegmentDiscontinuedOperationsMember_06F3C74C1BDA1E7C8E0F2A34B499897A" xlink:type="locator"/>
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<link:label id="lab_us-gaap_IncomeTaxContingencyLineItems_CDBA2F20A097E8B800142A34B4996B80_terseLabel_en-US" xlink:label="lab_us-gaap_IncomeTaxContingencyLineItems_CDBA2F20A097E8B800142A34B4996B80" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Income Tax Contingency </link:label>
<link:label id="lab_us-gaap_IncomeTaxContingencyLineItems_CDBA2F20A097E8B800142A34B4996B80_label_en-US" xlink:label="lab_us-gaap_IncomeTaxContingencyLineItems_CDBA2F20A097E8B800142A34B4996B80" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Income Tax Contingency [Line Items] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_IncomeTaxContingencyLineItems" xlink:label="loc_us-gaap_IncomeTaxContingencyLineItems_CDBA2F20A097E8B800142A34B4996B80" xlink:type="locator"/>
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<link:label id="lab_us-gaap_UnrecognizedTaxBenefitsInterestOnIncomeTaxesExpense_944E5BF7F10060B024EE2A34B499BC30_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_UnrecognizedTaxBenefitsInterestOnIncomeTaxesExpense_944E5BF7F10060B024EE2A34B499BC30" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US"> Unrecognized tax benefit (expense) net of related deferred taxes </link:label>
<link:label id="lab_us-gaap_UnrecognizedTaxBenefitsInterestOnIncomeTaxesExpense_944E5BF7F10060B024EE2A34B499BC30_label_en-US" xlink:label="lab_us-gaap_UnrecognizedTaxBenefitsInterestOnIncomeTaxesExpense_944E5BF7F10060B024EE2A34B499BC30" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Unrecognized Tax Benefits, Interest on Income Taxes Expense </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_UnrecognizedTaxBenefitsInterestOnIncomeTaxesExpense" xlink:label="loc_us-gaap_UnrecognizedTaxBenefitsInterestOnIncomeTaxesExpense_944E5BF7F10060B024EE2A34B499BC30" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_UnrecognizedTaxBenefitsInterestOnIncomeTaxesExpense_944E5BF7F10060B024EE2A34B499BC30" xlink:to="lab_us-gaap_UnrecognizedTaxBenefitsInterestOnIncomeTaxesExpense_944E5BF7F10060B024EE2A34B499BC30" xlink:type="arc"/>
<link:label id="lab_iac_DeferredIncomeTaxesForInterestOnUnrecognizedTaxBenefitsContinuingOperations_994BAB6833A53D97E6CF2A34B499B045_terseLabel_en-US" xlink:label="lab_iac_DeferredIncomeTaxesForInterestOnUnrecognizedTaxBenefitsContinuingOperations_994BAB6833A53D97E6CF2A34B499B045" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Deferred taxes for interest on unrecognized tax benefits (continuing operations) </link:label>
<link:label id="lab_iac_DeferredIncomeTaxesForInterestOnUnrecognizedTaxBenefitsContinuingOperations_994BAB6833A53D97E6CF2A34B499B045_label_en-US" xlink:label="lab_iac_DeferredIncomeTaxesForInterestOnUnrecognizedTaxBenefitsContinuingOperations_994BAB6833A53D97E6CF2A34B499B045" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Deferred Income Taxes for Interest on Unrecognized Tax Benefits Continuing Operations </link:label>
<link:label id="lab_iac_DeferredIncomeTaxesForInterestOnUnrecognizedTaxBenefitsContinuingOperations_994BAB6833A53D97E6CF2A34B499B045_documentation_en-US" xlink:label="lab_iac_DeferredIncomeTaxesForInterestOnUnrecognizedTaxBenefitsContinuingOperations_994BAB6833A53D97E6CF2A34B499B045" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Represents the deferred taxes for interest on unrecognized tax benefits from continuing operations. </link:label>
<link:loc xlink:href="iac-20161231.xsd#iac_DeferredIncomeTaxesForInterestOnUnrecognizedTaxBenefitsContinuingOperations" xlink:label="loc_iac_DeferredIncomeTaxesForInterestOnUnrecognizedTaxBenefitsContinuingOperations_994BAB6833A53D97E6CF2A34B499B045" xlink:type="locator"/>
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<link:label id="lab_iac_DeferredIncomeTaxesForInterestOnUnrecognizedTaxBenefitsDiscontinuedOperations_4A5CE753B4971D1AAB0B2A34B499D28B_terseLabel_en-US" xlink:label="lab_iac_DeferredIncomeTaxesForInterestOnUnrecognizedTaxBenefitsDiscontinuedOperations_4A5CE753B4971D1AAB0B2A34B499D28B" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Deferred taxes for interest on unrecognized tax benefits (discontinued operations) </link:label>
<link:label id="lab_iac_DeferredIncomeTaxesForInterestOnUnrecognizedTaxBenefitsDiscontinuedOperations_4A5CE753B4971D1AAB0B2A34B499D28B_label_en-US" xlink:label="lab_iac_DeferredIncomeTaxesForInterestOnUnrecognizedTaxBenefitsDiscontinuedOperations_4A5CE753B4971D1AAB0B2A34B499D28B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Deferred Income Taxes for Interest on Unrecognized Tax Benefits Discontinued Operations </link:label>
<link:label id="lab_iac_DeferredIncomeTaxesForInterestOnUnrecognizedTaxBenefitsDiscontinuedOperations_4A5CE753B4971D1AAB0B2A34B499D28B_documentation_en-US" xlink:label="lab_iac_DeferredIncomeTaxesForInterestOnUnrecognizedTaxBenefitsDiscontinuedOperations_4A5CE753B4971D1AAB0B2A34B499D28B" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Represents the deferred taxes for interest on unrecognized tax benefits from discontinued operations. </link:label>
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<link:label id="lab_us-gaap_UnrecognizedTaxBenefitsInterestOnIncomeTaxesAccrued_E0C52A464B0566A0868D2A34B49919EA_terseLabel_en-US" xlink:label="lab_us-gaap_UnrecognizedTaxBenefitsInterestOnIncomeTaxesAccrued_E0C52A464B0566A0868D2A34B49919EA" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Interest on income taxes accrued </link:label>
<link:label id="lab_us-gaap_UnrecognizedTaxBenefitsInterestOnIncomeTaxesAccrued_E0C52A464B0566A0868D2A34B49919EA_label_en-US" xlink:label="lab_us-gaap_UnrecognizedTaxBenefitsInterestOnIncomeTaxesAccrued_E0C52A464B0566A0868D2A34B49919EA" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Unrecognized Tax Benefits, Interest on Income Taxes Accrued </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_UnrecognizedTaxBenefitsInterestOnIncomeTaxesAccrued" xlink:label="loc_us-gaap_UnrecognizedTaxBenefitsInterestOnIncomeTaxesAccrued_E0C52A464B0566A0868D2A34B49919EA" xlink:type="locator"/>
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<link:label id="lab_us-gaap_UnrecognizedTaxBenefitsIncomeTaxPenaltiesAccrued_8ECC515B5C7AA2C6D2D02A34B4990AD1_terseLabel_en-US" xlink:label="lab_us-gaap_UnrecognizedTaxBenefitsIncomeTaxPenaltiesAccrued_8ECC515B5C7AA2C6D2D02A34B4990AD1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Income tax penalties accrued </link:label>
<link:label id="lab_us-gaap_UnrecognizedTaxBenefitsIncomeTaxPenaltiesAccrued_8ECC515B5C7AA2C6D2D02A34B4990AD1_label_en-US" xlink:label="lab_us-gaap_UnrecognizedTaxBenefitsIncomeTaxPenaltiesAccrued_8ECC515B5C7AA2C6D2D02A34B4990AD1" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Unrecognized Tax Benefits, Income Tax Penalties Accrued </link:label>
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<link:label id="lab_iac_UnrecognizedTaxBenefitsIncludingTaxInterestAccrued_9B2F9C153159911C8AA72A34B499829B_terseLabel_en-US" xlink:label="lab_iac_UnrecognizedTaxBenefitsIncludingTaxInterestAccrued_9B2F9C153159911C8AA72A34B499829B" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Unrecognized tax benefits including tax interest accrued </link:label>
<link:label id="lab_iac_UnrecognizedTaxBenefitsIncludingTaxInterestAccrued_9B2F9C153159911C8AA72A34B499829B_label_en-US" xlink:label="lab_iac_UnrecognizedTaxBenefitsIncludingTaxInterestAccrued_9B2F9C153159911C8AA72A34B499829B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Unrecognized Tax Benefits Including Tax Interest Accrued </link:label>
<link:label id="lab_iac_UnrecognizedTaxBenefitsIncludingTaxInterestAccrued_9B2F9C153159911C8AA72A34B499829B_documentation_en-US" xlink:label="lab_iac_UnrecognizedTaxBenefitsIncludingTaxInterestAccrued_9B2F9C153159911C8AA72A34B499829B" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> The gross amount of unrecognized tax benefits, including interest, pertaining to uncertain tax positions taken in tax returns as of the balance sheet date. </link:label>
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<link:label id="lab_iac_RestructuringAndRelatedCostsCurrentNumberOfPrincipalOperationsLocations_34022CAD8A2E07D6DB498581FF389B37_label_en-US" xlink:label="lab_iac_RestructuringAndRelatedCostsCurrentNumberOfPrincipalOperationsLocations_34022CAD8A2E07D6DB498581FF389B37" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Restructuring And Related Costs, Current Number Of Principal Operations Locations </link:label>
<link:label id="lab_iac_RestructuringAndRelatedCostsCurrentNumberOfPrincipalOperationsLocations_34022CAD8A2E07D6DB498581FF389B37_documentation_en-US" xlink:label="lab_iac_RestructuringAndRelatedCostsCurrentNumberOfPrincipalOperationsLocations_34022CAD8A2E07D6DB498581FF389B37" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Restructuring And Related Costs, Current Number Of Principal Operations Locations </link:label>
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<link:label id="lab_iac_RestructuringAndRelatedCostsProposedNumberOfPrincipalOperationsLocations_1C1C485718262DD856768581FF3833DB_terseLabel_en-US" xlink:label="lab_iac_RestructuringAndRelatedCostsProposedNumberOfPrincipalOperationsLocations_1C1C485718262DD856768581FF3833DB" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Number of locations after European consolidation </link:label>
<link:label id="lab_iac_RestructuringAndRelatedCostsProposedNumberOfPrincipalOperationsLocations_1C1C485718262DD856768581FF3833DB_label_en-US" xlink:label="lab_iac_RestructuringAndRelatedCostsProposedNumberOfPrincipalOperationsLocations_1C1C485718262DD856768581FF3833DB" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Restructuring And Related Costs, Proposed Number Of Principal Operations Locations </link:label>
<link:label id="lab_iac_RestructuringAndRelatedCostsProposedNumberOfPrincipalOperationsLocations_1C1C485718262DD856768581FF3833DB_documentation_en-US" xlink:label="lab_iac_RestructuringAndRelatedCostsProposedNumberOfPrincipalOperationsLocations_1C1C485718262DD856768581FF3833DB" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Restructuring And Related Costs, Proposed Number Of Principal Operations Locations </link:label>
<link:loc xlink:href="iac-20161231.xsd#iac_RestructuringAndRelatedCostsProposedNumberOfPrincipalOperationsLocations" xlink:label="loc_iac_RestructuringAndRelatedCostsProposedNumberOfPrincipalOperationsLocations_1C1C485718262DD856768581FF3833DB" xlink:type="locator"/>
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<link:label id="lab_us-gaap_RestructuringReserveRollForward_A9B248CE106D9A40B3EA8581FF389827_terseLabel_en-US" xlink:label="lab_us-gaap_RestructuringReserveRollForward_A9B248CE106D9A40B3EA8581FF389827" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Restructuring Reserve </link:label>
<link:label id="lab_us-gaap_RestructuringReserveRollForward_A9B248CE106D9A40B3EA8581FF389827_label_en-US" xlink:label="lab_us-gaap_RestructuringReserveRollForward_A9B248CE106D9A40B3EA8581FF389827" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Restructuring Reserve [Roll Forward] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_RestructuringReserveRollForward" xlink:label="loc_us-gaap_RestructuringReserveRollForward_A9B248CE106D9A40B3EA8581FF389827" xlink:type="locator"/>
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<link:label id="lab_us-gaap_RestructuringReserve_94CE834F152DE4CDA1C98581FF383E1B_periodStartLabel_en-US" xlink:label="lab_us-gaap_RestructuringReserve_94CE834F152DE4CDA1C98581FF383E1B" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:type="resource" xml:lang="en-US"> Restructuring reserve accrual, beginning of period </link:label>
<link:label id="lab_us-gaap_RestructuringReserve_94CE834F152DE4CDA1C98581FF383E1B_label_en-US" xlink:label="lab_us-gaap_RestructuringReserve_94CE834F152DE4CDA1C98581FF383E1B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Restructuring Reserve </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_RestructuringReserve" xlink:label="loc_us-gaap_RestructuringReserve_94CE834F152DE4CDA1C98581FF383E1B" xlink:type="locator"/>
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<link:label id="lab_us-gaap_RestructuringCharges_A10687D965B8B2B621A88581FF38B5BB_terseLabel_en-US" xlink:label="lab_us-gaap_RestructuringCharges_A10687D965B8B2B621A88581FF38B5BB" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Charges incurred </link:label>
<link:label id="lab_us-gaap_RestructuringCharges_A10687D965B8B2B621A88581FF38B5BB_label_en-US" xlink:label="lab_us-gaap_RestructuringCharges_A10687D965B8B2B621A88581FF38B5BB" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Restructuring Charges </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_RestructuringCharges" xlink:label="loc_us-gaap_RestructuringCharges_A10687D965B8B2B621A88581FF38B5BB" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_RestructuringCharges_A10687D965B8B2B621A88581FF38B5BB" xlink:to="lab_us-gaap_RestructuringCharges_A10687D965B8B2B621A88581FF38B5BB" xlink:type="arc"/>
<link:label id="lab_us-gaap_PaymentsForRestructuring_2AEFD4DC725E77176BFF8581FF390245_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_PaymentsForRestructuring_2AEFD4DC725E77176BFF8581FF390245" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US"> Payments made </link:label>
<link:label id="lab_us-gaap_PaymentsForRestructuring_2AEFD4DC725E77176BFF8581FF390245_label_en-US" xlink:label="lab_us-gaap_PaymentsForRestructuring_2AEFD4DC725E77176BFF8581FF390245" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Payments for Restructuring </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_PaymentsForRestructuring" xlink:label="loc_us-gaap_PaymentsForRestructuring_2AEFD4DC725E77176BFF8581FF390245" xlink:type="locator"/>
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<link:label id="lab_us-gaap_RestructuringReserve_6DECF2D1B011A9C3225F8581FF39FECC_periodEndLabel_en-US" xlink:label="lab_us-gaap_RestructuringReserve_6DECF2D1B011A9C3225F8581FF39FECC" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:type="resource" xml:lang="en-US"> Restructuring reserve accrual, end of period </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_RestructuringReserve" xlink:label="loc_us-gaap_RestructuringReserve_6DECF2D1B011A9C3225F8581FF39FECC" xlink:type="locator"/>
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<link:label id="lab_iac_FairValueOfContingentConsiderationAtDateOfAcquisition_6E0FF9AC5B701082A6C24E86B26A7C71_terseLabel_en-US" xlink:label="lab_iac_FairValueOfContingentConsiderationAtDateOfAcquisition_6E0FF9AC5B701082A6C24E86B26A7C71" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Fair value of contingent consideration liabilities </link:label>
<link:label id="lab_iac_FairValueOfContingentConsiderationAtDateOfAcquisition_6E0FF9AC5B701082A6C24E86B26A7C71_label_en-US" xlink:label="lab_iac_FairValueOfContingentConsiderationAtDateOfAcquisition_6E0FF9AC5B701082A6C24E86B26A7C71" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Fair Value Of Contingent Consideration At Date Of Acquisition </link:label>
<link:label id="lab_iac_FairValueOfContingentConsiderationAtDateOfAcquisition_6E0FF9AC5B701082A6C24E86B26A7C71_documentation_en-US" xlink:label="lab_iac_FairValueOfContingentConsiderationAtDateOfAcquisition_6E0FF9AC5B701082A6C24E86B26A7C71" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Fair Value Of Contingent Consideration At Date Of Acquisition </link:label>
<link:loc xlink:href="iac-20161231.xsd#iac_FairValueOfContingentConsiderationAtDateOfAcquisition" xlink:label="loc_iac_FairValueOfContingentConsiderationAtDateOfAcquisition_6E0FF9AC5B701082A6C24E86B26A7C71" xlink:type="locator"/>
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<link:label id="lab_us-gaap_DebtConversionByUniqueDescriptionAxis_3CC0B4B64A2C592F0C234E86B26A7271_terseLabel_en-US" xlink:label="lab_us-gaap_DebtConversionByUniqueDescriptionAxis_3CC0B4B64A2C592F0C234E86B26A7271" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Debt Conversion Description [Axis] </link:label>
<link:label id="lab_us-gaap_DebtConversionByUniqueDescriptionAxis_3CC0B4B64A2C592F0C234E86B26A7271_label_en-US" xlink:label="lab_us-gaap_DebtConversionByUniqueDescriptionAxis_3CC0B4B64A2C592F0C234E86B26A7271" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Debt Conversion Description [Axis] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_DebtConversionByUniqueDescriptionAxis" xlink:label="loc_us-gaap_DebtConversionByUniqueDescriptionAxis_3CC0B4B64A2C592F0C234E86B26A7271" xlink:type="locator"/>
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<link:label id="lab_us-gaap_DebtConversionNameDomain_D519429E5CD61074D93B4E86B26AB3D6_terseLabel_en-US" xlink:label="lab_us-gaap_DebtConversionNameDomain_D519429E5CD61074D93B4E86B26AB3D6" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Debt Conversion, Name [Domain] </link:label>
<link:label id="lab_us-gaap_DebtConversionNameDomain_D519429E5CD61074D93B4E86B26AB3D6_label_en-US" xlink:label="lab_us-gaap_DebtConversionNameDomain_D519429E5CD61074D93B4E86B26AB3D6" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Debt Conversion, Name [Domain] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_DebtConversionNameDomain" xlink:label="loc_us-gaap_DebtConversionNameDomain_D519429E5CD61074D93B4E86B26AB3D6" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DebtConversionNameDomain_D519429E5CD61074D93B4E86B26AB3D6" xlink:to="lab_us-gaap_DebtConversionNameDomain_D519429E5CD61074D93B4E86B26AB3D6" xlink:type="arc"/>
<link:label id="lab_iac_DebtConversionPrivateExchangeOfferuponIPOMember_DF16FA44FF06C40947744E86B26AC458_terseLabel_en-US" xlink:label="lab_iac_DebtConversionPrivateExchangeOfferuponIPOMember_DF16FA44FF06C40947744E86B26AC458" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Debt Conversion, Private Exchange Offer upon IPO </link:label>
<link:label id="lab_iac_DebtConversionPrivateExchangeOfferuponIPOMember_DF16FA44FF06C40947744E86B26AC458_label_en-US" xlink:label="lab_iac_DebtConversionPrivateExchangeOfferuponIPOMember_DF16FA44FF06C40947744E86B26AC458" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Debt Conversion, Private Exchange Offer upon IPO [Member] </link:label>
<link:label id="lab_iac_DebtConversionPrivateExchangeOfferuponIPOMember_DF16FA44FF06C40947744E86B26AC458_documentation_en-US" xlink:label="lab_iac_DebtConversionPrivateExchangeOfferuponIPOMember_DF16FA44FF06C40947744E86B26AC458" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Debt Conversion, Private Exchange Offer upon IPO [Member] </link:label>
<link:loc xlink:href="iac-20161231.xsd#iac_DebtConversionPrivateExchangeOfferuponIPOMember" xlink:label="loc_iac_DebtConversionPrivateExchangeOfferuponIPOMember_DF16FA44FF06C40947744E86B26AC458" xlink:type="locator"/>
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<link:label id="lab_iac_A2012SeniorNotes4.75dueDecemberFifteenTwentyTwentyTwoMember_5E3C34EAD0EF68BD7ACC4E9D7A4C1632_verboseLabel_en-US" xlink:label="lab_iac_A2012SeniorNotes4.75dueDecemberFifteenTwentyTwentyTwoMember_5E3C34EAD0EF68BD7ACC4E9D7A4C1632" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> 2012 Senior Notes </link:label>
<link:loc xlink:href="iac-20161231.xsd#iac_A2012SeniorNotes4.75dueDecemberFifteenTwentyTwentyTwoMember" xlink:label="loc_iac_A2012SeniorNotes4.75dueDecemberFifteenTwentyTwentyTwoMember_5E3C34EAD0EF68BD7ACC4E9D7A4C1632" xlink:type="locator"/>
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<link:label id="lab_iac_MatchGroupSeniorNotes6.75dueDecemberFifteenTwentyTwentyTwoMember_BA7FF6EEA8600063153E4E9EB2C6EA36_verboseLabel_en-US" xlink:label="lab_iac_MatchGroupSeniorNotes6.75dueDecemberFifteenTwentyTwentyTwoMember_BA7FF6EEA8600063153E4E9EB2C6EA36" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Match Group Senior Notes </link:label>
<link:loc xlink:href="iac-20161231.xsd#iac_MatchGroupSeniorNotes6.75dueDecemberFifteenTwentyTwentyTwoMember" xlink:label="loc_iac_MatchGroupSeniorNotes6.75dueDecemberFifteenTwentyTwentyTwoMember_BA7FF6EEA8600063153E4E9EB2C6EA36" xlink:type="locator"/>
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<link:label id="lab_us-gaap_SubsidiariesMember_94048D911E98AF533E414E86B26A8164_terseLabel_en-US" xlink:label="lab_us-gaap_SubsidiariesMember_94048D911E98AF533E414E86B26A8164" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Match Group </link:label>
<link:label id="lab_us-gaap_SubsidiariesMember_94048D911E98AF533E414E86B26A8164_label_en-US" xlink:label="lab_us-gaap_SubsidiariesMember_94048D911E98AF533E414E86B26A8164" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Subsidiaries [Member] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_SubsidiariesMember" xlink:label="loc_us-gaap_SubsidiariesMember_94048D911E98AF533E414E86B26A8164" xlink:type="locator"/>
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<link:label id="lab_us-gaap_DebtConversionOriginalDebtAmount1_1E43EC7F893600D1FCEC4E86B26AA368_terseLabel_en-US" xlink:label="lab_us-gaap_DebtConversionOriginalDebtAmount1_1E43EC7F893600D1FCEC4E86B26AA368" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Debt instrument exchanged amount, original debt </link:label>
<link:label id="lab_us-gaap_DebtConversionOriginalDebtAmount1_1E43EC7F893600D1FCEC4E86B26AA368_label_en-US" xlink:label="lab_us-gaap_DebtConversionOriginalDebtAmount1_1E43EC7F893600D1FCEC4E86B26AA368" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Debt Conversion, Original Debt, Amount </link:label>
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<link:label id="lab_us-gaap_DebtConversionConvertedInstrumentAmount1_E676FB6C5E2DE434E2B14E86B26A8CE1_terseLabel_en-US" xlink:label="lab_us-gaap_DebtConversionConvertedInstrumentAmount1_E676FB6C5E2DE434E2B14E86B26A8CE1" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Debt instrument exchanged amount, new debt </link:label>
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<link:label id="lab_us-gaap_AdditionalCashFlowElementsAbstract_AA1F7E8C0F7410511AAF4E86B26A2043_label_en-US" xlink:label="lab_us-gaap_AdditionalCashFlowElementsAbstract_AA1F7E8C0F7410511AAF4E86B26A2043" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Additional Cash Flow Elements [Abstract] </link:label>
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<link:label id="lab_us-gaap_InterestPaidNet_E9EE7D47EC14BC5676864E86B26AE511_terseLabel_en-US" xlink:label="lab_us-gaap_InterestPaidNet_E9EE7D47EC14BC5676864E86B26AE511" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Interest </link:label>
<link:label id="lab_us-gaap_InterestPaidNet_E9EE7D47EC14BC5676864E86B26AE511_label_en-US" xlink:label="lab_us-gaap_InterestPaidNet_E9EE7D47EC14BC5676864E86B26AE511" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Interest Paid, Net </link:label>
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<link:label id="lab_us-gaap_IncomeTaxesPaid_CFE4C5AFB7FC2E12E3BA4E86B26A53B9_label_en-US" xlink:label="lab_us-gaap_IncomeTaxesPaid_CFE4C5AFB7FC2E12E3BA4E86B26A53B9" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Income Taxes Paid </link:label>
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<link:label id="lab_us-gaap_ProceedsFromIncomeTaxRefunds_07B13A0B72D87E9377D24E86B26A8A4A_negatedLabel_en-US" xlink:label="lab_us-gaap_ProceedsFromIncomeTaxRefunds_07B13A0B72D87E9377D24E86B26A8A4A" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US"> Income tax refunds </link:label>
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<link:label id="lab_us-gaap_ContractTerminationMember_9AAA31A238653CB222498581FF4915C3_terseLabel_en-US" xlink:label="lab_us-gaap_ContractTerminationMember_9AAA31A238653CB222498581FF4915C3" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Lease Termination Costs </link:label>
<link:label id="lab_us-gaap_ContractTerminationMember_9AAA31A238653CB222498581FF4915C3_label_en-US" xlink:label="lab_us-gaap_ContractTerminationMember_9AAA31A238653CB222498581FF4915C3" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Contract Termination [Member] </link:label>
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<link:label id="lab_us-gaap_SegmentReportingInformationAdditionalInformationAbstract_58ECDD786686B2D0AC1885D7AF80483D_terseLabel_en-US" xlink:label="lab_us-gaap_SegmentReportingInformationAdditionalInformationAbstract_58ECDD786686B2D0AC1885D7AF80483D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Publishing and Applications Segments </link:label>
<link:label id="lab_us-gaap_SegmentReportingInformationAdditionalInformationAbstract_58ECDD786686B2D0AC1885D7AF80483D_label_en-US" xlink:label="lab_us-gaap_SegmentReportingInformationAdditionalInformationAbstract_58ECDD786686B2D0AC1885D7AF80483D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Segment Reporting Information, Additional Information [Abstract] </link:label>
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<link:label id="lab_us-gaap_BusinessExitCosts1_0BDF0326857A84DD74EB85D74B1815BC_terseLabel_en-US" xlink:label="lab_us-gaap_BusinessExitCosts1_0BDF0326857A84DD74EB85D74B1815BC" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Lease termination costs </link:label>
<link:label id="lab_us-gaap_BusinessExitCosts1_0BDF0326857A84DD74EB85D74B1815BC_label_en-US" xlink:label="lab_us-gaap_BusinessExitCosts1_0BDF0326857A84DD74EB85D74B1815BC" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Business Exit Costs </link:label>
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<link:label id="lab_us-gaap_SeveranceCosts1_B5483E4FD65FFA46805085D74B33208E_terseLabel_en-US" xlink:label="lab_us-gaap_SeveranceCosts1_B5483E4FD65FFA46805085D74B33208E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Severance </link:label>
<link:label id="lab_us-gaap_SeveranceCosts1_B5483E4FD65FFA46805085D74B33208E_label_en-US" xlink:label="lab_us-gaap_SeveranceCosts1_B5483E4FD65FFA46805085D74B33208E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Severance Costs </link:label>
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<link:label id="lab_us-gaap_RestructuringReserve_D2631F80D2042586368685D74B42344E_terseLabel_en-US" xlink:label="lab_us-gaap_RestructuringReserve_D2631F80D2042586368685D74B42344E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Restructuring reserve accrual </link:label>
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<link:label id="lab_us-gaap_CurrentIncomeTaxExpenseBenefitContinuingOperationsAbstract_D7DA3DDCF672872C0C612A34B522A345_terseLabel_en-US" xlink:label="lab_us-gaap_CurrentIncomeTaxExpenseBenefitContinuingOperationsAbstract_D7DA3DDCF672872C0C612A34B522A345" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Current income tax provision (benefit): </link:label>
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<link:label id="lab_us-gaap_CurrentFederalTaxExpenseBenefit_588CD2413F32DD42573A2A34B5229FC5_label_en-US" xlink:label="lab_us-gaap_CurrentFederalTaxExpenseBenefit_588CD2413F32DD42573A2A34B5229FC5" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Current Federal Tax Expense (Benefit) </link:label>
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<link:label id="lab_us-gaap_LongTermDebtTextBlock_EBA2A38698D77D030EB1BB95DC7DE97B_terseLabel_en-US" xlink:label="lab_us-gaap_LongTermDebtTextBlock_EBA2A38698D77D030EB1BB95DC7DE97B" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> LONG-TERM DEBT </link:label>
<link:label id="lab_us-gaap_LongTermDebtTextBlock_EBA2A38698D77D030EB1BB95DC7DE97B_label_en-US" xlink:label="lab_us-gaap_LongTermDebtTextBlock_EBA2A38698D77D030EB1BB95DC7DE97B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Long-term Debt [Text Block] </link:label>
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<link:label id="lab_us-gaap_FairValueByBalanceSheetGroupingTable_994C44F03A39240B81FBD28F757C0096_terseLabel_en-US" xlink:label="lab_us-gaap_FairValueByBalanceSheetGroupingTable_994C44F03A39240B81FBD28F757C0096" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Fair Value, by Balance Sheet Grouping [Table] </link:label>
<link:label id="lab_us-gaap_FairValueByBalanceSheetGroupingTable_994C44F03A39240B81FBD28F757C0096_label_en-US" xlink:label="lab_us-gaap_FairValueByBalanceSheetGroupingTable_994C44F03A39240B81FBD28F757C0096" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Fair Value, by Balance Sheet Grouping [Table] </link:label>
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<link:label id="lab_iac_LongtermDebtCurrentMaturitiesMember_8821A3C33517A1A9EAC0D28F757C677F_terseLabel_en-US" xlink:label="lab_iac_LongtermDebtCurrentMaturitiesMember_8821A3C33517A1A9EAC0D28F757C677F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Current portion of long-term debt </link:label>
<link:label id="lab_iac_LongtermDebtCurrentMaturitiesMember_8821A3C33517A1A9EAC0D28F757C677F_label_en-US" xlink:label="lab_iac_LongtermDebtCurrentMaturitiesMember_8821A3C33517A1A9EAC0D28F757C677F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Long-term Debt, Current Maturities [Member] </link:label>
<link:label id="lab_iac_LongtermDebtCurrentMaturitiesMember_8821A3C33517A1A9EAC0D28F757C677F_documentation_en-US" xlink:label="lab_iac_LongtermDebtCurrentMaturitiesMember_8821A3C33517A1A9EAC0D28F757C677F" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Long-term Debt, Current Maturities [Member] </link:label>
<link:loc xlink:href="iac-20161231.xsd#iac_LongtermDebtCurrentMaturitiesMember" xlink:label="loc_iac_LongtermDebtCurrentMaturitiesMember_8821A3C33517A1A9EAC0D28F757C677F" xlink:type="locator"/>
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<link:label id="lab_iac_LongtermDebtNetofCurrentMaturitiesMember_39ECE442EED66B6D82CAD28F757D3B5E_terseLabel_en-US" xlink:label="lab_iac_LongtermDebtNetofCurrentMaturitiesMember_39ECE442EED66B6D82CAD28F757D3B5E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Long-term debt, net of current portion </link:label>
<link:label id="lab_iac_LongtermDebtNetofCurrentMaturitiesMember_39ECE442EED66B6D82CAD28F757D3B5E_label_en-US" xlink:label="lab_iac_LongtermDebtNetofCurrentMaturitiesMember_39ECE442EED66B6D82CAD28F757D3B5E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Long-term Debt, Net of Current Maturities [Member] </link:label>
<link:label id="lab_iac_LongtermDebtNetofCurrentMaturitiesMember_39ECE442EED66B6D82CAD28F757D3B5E_documentation_en-US" xlink:label="lab_iac_LongtermDebtNetofCurrentMaturitiesMember_39ECE442EED66B6D82CAD28F757D3B5E" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Long-term Debt, Net of Current Maturities [Member] </link:label>
<link:loc xlink:href="iac-20161231.xsd#iac_LongtermDebtNetofCurrentMaturitiesMember" xlink:label="loc_iac_LongtermDebtNetofCurrentMaturitiesMember_39ECE442EED66B6D82CAD28F757D3B5E" xlink:type="locator"/>
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<link:label id="lab_us-gaap_FairValueByMeasurementBasisAxis_7A80B5F80F91B1EA9182D28F7582BDE0_terseLabel_en-US" xlink:label="lab_us-gaap_FairValueByMeasurementBasisAxis_7A80B5F80F91B1EA9182D28F7582BDE0" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Measurement Basis [Axis] </link:label>
<link:label id="lab_us-gaap_FairValueByMeasurementBasisAxis_7A80B5F80F91B1EA9182D28F7582BDE0_label_en-US" xlink:label="lab_us-gaap_FairValueByMeasurementBasisAxis_7A80B5F80F91B1EA9182D28F7582BDE0" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Measurement Basis [Axis] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_FairValueByMeasurementBasisAxis" xlink:label="loc_us-gaap_FairValueByMeasurementBasisAxis_7A80B5F80F91B1EA9182D28F7582BDE0" xlink:type="locator"/>
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<link:label id="lab_us-gaap_FairValueDisclosureItemAmountsDomain_CE30E2A13D0B4F13195BD28F75825B42_terseLabel_en-US" xlink:label="lab_us-gaap_FairValueDisclosureItemAmountsDomain_CE30E2A13D0B4F13195BD28F75825B42" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Fair Value Measurement [Domain] </link:label>
<link:label id="lab_us-gaap_FairValueDisclosureItemAmountsDomain_CE30E2A13D0B4F13195BD28F75825B42_label_en-US" xlink:label="lab_us-gaap_FairValueDisclosureItemAmountsDomain_CE30E2A13D0B4F13195BD28F75825B42" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Fair Value Measurement [Domain] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_FairValueDisclosureItemAmountsDomain" xlink:label="loc_us-gaap_FairValueDisclosureItemAmountsDomain_CE30E2A13D0B4F13195BD28F75825B42" xlink:type="locator"/>
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<link:label id="lab_us-gaap_PortionAtFairValueFairValueDisclosureMember_56FD9128CCA649429053D28F75828424_terseLabel_en-US" xlink:label="lab_us-gaap_PortionAtFairValueFairValueDisclosureMember_56FD9128CCA649429053D28F75828424" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Portion at Fair Value Measurement [Member] </link:label>
<link:label id="lab_us-gaap_PortionAtFairValueFairValueDisclosureMember_56FD9128CCA649429053D28F75828424_label_en-US" xlink:label="lab_us-gaap_PortionAtFairValueFairValueDisclosureMember_56FD9128CCA649429053D28F75828424" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Portion at Fair Value Measurement [Member] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_PortionAtFairValueFairValueDisclosureMember" xlink:label="loc_us-gaap_PortionAtFairValueFairValueDisclosureMember_56FD9128CCA649429053D28F75828424" xlink:type="locator"/>
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<link:label id="lab_us-gaap_CarryingReportedAmountFairValueDisclosureMember_C19ADBEEE396040B0F03D28F7582FC94_terseLabel_en-US" xlink:label="lab_us-gaap_CarryingReportedAmountFairValueDisclosureMember_C19ADBEEE396040B0F03D28F7582FC94" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Carrying Value </link:label>
<link:label id="lab_us-gaap_CarryingReportedAmountFairValueDisclosureMember_C19ADBEEE396040B0F03D28F7582FC94_label_en-US" xlink:label="lab_us-gaap_CarryingReportedAmountFairValueDisclosureMember_C19ADBEEE396040B0F03D28F7582FC94" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Reported Value Measurement [Member] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_CarryingReportedAmountFairValueDisclosureMember" xlink:label="loc_us-gaap_CarryingReportedAmountFairValueDisclosureMember_C19ADBEEE396040B0F03D28F7582FC94" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_CarryingReportedAmountFairValueDisclosureMember_C19ADBEEE396040B0F03D28F7582FC94" xlink:to="lab_us-gaap_CarryingReportedAmountFairValueDisclosureMember_C19ADBEEE396040B0F03D28F7582FC94" xlink:type="arc"/>
<link:label id="lab_us-gaap_EstimateOfFairValueFairValueDisclosureMember_CB1C57884E38074F4F27D28F7582FCD9_terseLabel_en-US" xlink:label="lab_us-gaap_EstimateOfFairValueFairValueDisclosureMember_CB1C57884E38074F4F27D28F7582FCD9" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Fair Value </link:label>
<link:label id="lab_us-gaap_EstimateOfFairValueFairValueDisclosureMember_CB1C57884E38074F4F27D28F7582FCD9_label_en-US" xlink:label="lab_us-gaap_EstimateOfFairValueFairValueDisclosureMember_CB1C57884E38074F4F27D28F7582FCD9" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Estimate of Fair Value Measurement [Member] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_EstimateOfFairValueFairValueDisclosureMember" xlink:label="loc_us-gaap_EstimateOfFairValueFairValueDisclosureMember_CB1C57884E38074F4F27D28F7582FCD9" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_EstimateOfFairValueFairValueDisclosureMember_CB1C57884E38074F4F27D28F7582FCD9" xlink:to="lab_us-gaap_EstimateOfFairValueFairValueDisclosureMember_CB1C57884E38074F4F27D28F7582FCD9" xlink:type="arc"/>
<link:label id="lab_us-gaap_FairValueBalanceSheetGroupingFinancialStatementCaptionsLineItems_92CC91382648D08C3E49D28F7582E8A5_terseLabel_en-US" xlink:label="lab_us-gaap_FairValueBalanceSheetGroupingFinancialStatementCaptionsLineItems_92CC91382648D08C3E49D28F7582E8A5" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Fair Value, Balance Sheet Grouping, Financial Statement Captions </link:label>
<link:label id="lab_us-gaap_FairValueBalanceSheetGroupingFinancialStatementCaptionsLineItems_92CC91382648D08C3E49D28F7582E8A5_label_en-US" xlink:label="lab_us-gaap_FairValueBalanceSheetGroupingFinancialStatementCaptionsLineItems_92CC91382648D08C3E49D28F7582E8A5" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_FairValueBalanceSheetGroupingFinancialStatementCaptionsLineItems" xlink:label="loc_us-gaap_FairValueBalanceSheetGroupingFinancialStatementCaptionsLineItems_92CC91382648D08C3E49D28F7582E8A5" xlink:type="locator"/>
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<link:label id="lab_us-gaap_LongTermDebtFairValue_A8542E69B54B4DF64AE3D28F75829119_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_LongTermDebtFairValue_A8542E69B54B4DF64AE3D28F75829119" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US"> Long-term debt, fair value </link:label>
<link:label id="lab_us-gaap_LongTermDebtFairValue_A8542E69B54B4DF64AE3D28F75829119_label_en-US" xlink:label="lab_us-gaap_LongTermDebtFairValue_A8542E69B54B4DF64AE3D28F75829119" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Long-term Debt, Fair Value </link:label>
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<link:label id="lab_us-gaap_NumberOfReportableSegments_0D4017D90A09BAD3847D35C2BE83CB0A_terseLabel_en-US" xlink:label="lab_us-gaap_NumberOfReportableSegments_0D4017D90A09BAD3847D35C2BE83CB0A" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Number of reportable segments </link:label>
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<link:label id="lab_us-gaap_MinorityInterestTable_D9246F707BEA386C204A35C2BE837F21_terseLabel_en-US" xlink:label="lab_us-gaap_MinorityInterestTable_D9246F707BEA386C204A35C2BE837F21" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Noncontrolling Interest [Table] </link:label>
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<link:label id="lab_us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis_7F120E0B8942C3ED4D5035C2BE83084C_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis_7F120E0B8942C3ED4D5035C2BE83084C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Investment, Name [Axis] </link:label>
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<link:label id="lab_us-gaap_MinorityInterestLineItems_C2A80BB19CCBE3F8438C35C2BE837718_terseLabel_en-US" xlink:label="lab_us-gaap_MinorityInterestLineItems_C2A80BB19CCBE3F8438C35C2BE837718" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Noncontrolling Interest [Line Items] </link:label>
<link:label id="lab_us-gaap_MinorityInterestLineItems_C2A80BB19CCBE3F8438C35C2BE837718_label_en-US" xlink:label="lab_us-gaap_MinorityInterestLineItems_C2A80BB19CCBE3F8438C35C2BE837718" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Noncontrolling Interest [Line Items] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_MinorityInterestLineItems" xlink:label="loc_us-gaap_MinorityInterestLineItems_C2A80BB19CCBE3F8438C35C2BE837718" xlink:type="locator"/>
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<link:label id="lab_us-gaap_MinorityInterestOwnershipPercentageByParent_152AF1791A8F17E096DE35C2BE83B806_terseLabel_en-US" xlink:label="lab_us-gaap_MinorityInterestOwnershipPercentageByParent_152AF1791A8F17E096DE35C2BE83B806" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Ownership interest (as a percent) </link:label>
<link:label id="lab_us-gaap_MinorityInterestOwnershipPercentageByParent_152AF1791A8F17E096DE35C2BE83B806_label_en-US" xlink:label="lab_us-gaap_MinorityInterestOwnershipPercentageByParent_152AF1791A8F17E096DE35C2BE83B806" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Noncontrolling Interest, Ownership Percentage by Parent </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_MinorityInterestOwnershipPercentageByParent" xlink:label="loc_us-gaap_MinorityInterestOwnershipPercentageByParent_152AF1791A8F17E096DE35C2BE83B806" xlink:type="locator"/>
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<link:label id="lab_iac_NoncontrollingInterestVotingRightsPercentagebyParent_A5A4AC43E9C954C360AB35C2BE8348D8_terseLabel_en-US" xlink:label="lab_iac_NoncontrollingInterestVotingRightsPercentagebyParent_A5A4AC43E9C954C360AB35C2BE8348D8" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Voting interest (as a percent) </link:label>
<link:label id="lab_iac_NoncontrollingInterestVotingRightsPercentagebyParent_A5A4AC43E9C954C360AB35C2BE8348D8_label_en-US" xlink:label="lab_iac_NoncontrollingInterestVotingRightsPercentagebyParent_A5A4AC43E9C954C360AB35C2BE8348D8" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Noncontrolling Interest, Voting Rights Percentage by Parent </link:label>
<link:label id="lab_iac_NoncontrollingInterestVotingRightsPercentagebyParent_A5A4AC43E9C954C360AB35C2BE8348D8_documentation_en-US" xlink:label="lab_iac_NoncontrollingInterestVotingRightsPercentagebyParent_A5A4AC43E9C954C360AB35C2BE8348D8" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Noncontrolling Interest, Voting Rights Percentage by Parent </link:label>
<link:loc xlink:href="iac-20161231.xsd#iac_NoncontrollingInterestVotingRightsPercentagebyParent" xlink:label="loc_iac_NoncontrollingInterestVotingRightsPercentagebyParent_A5A4AC43E9C954C360AB35C2BE8348D8" xlink:type="locator"/>
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<link:label id="lab_us-gaap_CondensedIncomeStatementTable_A84DD78AB8B3174664CB8581FEFDA9F2_terseLabel_en-US" xlink:label="lab_us-gaap_CondensedIncomeStatementTable_A84DD78AB8B3174664CB8581FEFDA9F2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Condensed Income Statement [Table] </link:label>
<link:label id="lab_us-gaap_CondensedIncomeStatementTable_A84DD78AB8B3174664CB8581FEFDA9F2_label_en-US" xlink:label="lab_us-gaap_CondensedIncomeStatementTable_A84DD78AB8B3174664CB8581FEFDA9F2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Condensed Income Statement [Table] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_CondensedIncomeStatementTable" xlink:label="loc_us-gaap_CondensedIncomeStatementTable_A84DD78AB8B3174664CB8581FEFDA9F2" xlink:type="locator"/>
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<link:label id="lab_us-gaap_GuarantorSubsidiariesMember_3AB3ADF9C53C0B945D0F8581FEFD17DC_terseLabel_en-US" xlink:label="lab_us-gaap_GuarantorSubsidiariesMember_3AB3ADF9C53C0B945D0F8581FEFD17DC" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Guarantor Subsidiaries </link:label>
<link:label id="lab_us-gaap_GuarantorSubsidiariesMember_3AB3ADF9C53C0B945D0F8581FEFD17DC_label_en-US" xlink:label="lab_us-gaap_GuarantorSubsidiariesMember_3AB3ADF9C53C0B945D0F8581FEFD17DC" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Guarantor Subsidiaries [Member] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_GuarantorSubsidiariesMember" xlink:label="loc_us-gaap_GuarantorSubsidiariesMember_3AB3ADF9C53C0B945D0F8581FEFD17DC" xlink:type="locator"/>
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<link:label id="lab_us-gaap_NonGuarantorSubsidiariesMember_5C7E550ED3D2EB5ED48D8581FEFD2066_terseLabel_en-US" xlink:label="lab_us-gaap_NonGuarantorSubsidiariesMember_5C7E550ED3D2EB5ED48D8581FEFD2066" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Non-Guarantor Subsidiaries </link:label>
<link:label id="lab_us-gaap_NonGuarantorSubsidiariesMember_5C7E550ED3D2EB5ED48D8581FEFD2066_label_en-US" xlink:label="lab_us-gaap_NonGuarantorSubsidiariesMember_5C7E550ED3D2EB5ED48D8581FEFD2066" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Non-Guarantor Subsidiaries [Member] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_NonGuarantorSubsidiariesMember" xlink:label="loc_us-gaap_NonGuarantorSubsidiariesMember_5C7E550ED3D2EB5ED48D8581FEFD2066" xlink:type="locator"/>
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<link:label id="lab_us-gaap_ConsolidationEliminationsMember_8D55244B679EA0A740D98581FEFE0D53_terseLabel_en-US" xlink:label="lab_us-gaap_ConsolidationEliminationsMember_8D55244B679EA0A740D98581FEFE0D53" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Eliminations </link:label>
<link:label id="lab_us-gaap_ConsolidationEliminationsMember_8D55244B679EA0A740D98581FEFE0D53_label_en-US" xlink:label="lab_us-gaap_ConsolidationEliminationsMember_8D55244B679EA0A740D98581FEFE0D53" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Consolidation, Eliminations [Member] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ConsolidationEliminationsMember" xlink:label="loc_us-gaap_ConsolidationEliminationsMember_8D55244B679EA0A740D98581FEFE0D53" xlink:type="locator"/>
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<link:label id="lab_us-gaap_CondensedIncomeStatementsCaptionsLineItems_803A43A9B13865FC26558581FEFEA4B3_terseLabel_en-US" xlink:label="lab_us-gaap_CondensedIncomeStatementsCaptionsLineItems_803A43A9B13865FC26558581FEFEA4B3" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Condensed Statements of Operations </link:label>
<link:label id="lab_us-gaap_CondensedIncomeStatementsCaptionsLineItems_803A43A9B13865FC26558581FEFEA4B3_label_en-US" xlink:label="lab_us-gaap_CondensedIncomeStatementsCaptionsLineItems_803A43A9B13865FC26558581FEFEA4B3" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Condensed Income Statements, Captions [Line Items] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_CondensedIncomeStatementsCaptionsLineItems" xlink:label="loc_us-gaap_CondensedIncomeStatementsCaptionsLineItems_803A43A9B13865FC26558581FEFEA4B3" xlink:type="locator"/>
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<link:label id="lab_us-gaap_OperatingCostsAndExpensesAbstract_8A25EF5372558F9D5BE98581FF03A16B_terseLabel_en-US" xlink:label="lab_us-gaap_OperatingCostsAndExpensesAbstract_8A25EF5372558F9D5BE98581FF03A16B" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Operating Costs and Expenses [Abstract] </link:label>
<link:label id="lab_us-gaap_OperatingCostsAndExpensesAbstract_8A25EF5372558F9D5BE98581FF03A16B_label_en-US" xlink:label="lab_us-gaap_OperatingCostsAndExpensesAbstract_8A25EF5372558F9D5BE98581FF03A16B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Operating Costs and Expenses [Abstract] </link:label>
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<link:label id="lab_us-gaap_CostOfRevenue_D8B3884881D6C4E6F88E85E2AB396B54_verboseLabel_en-US" xlink:label="lab_us-gaap_CostOfRevenue_D8B3884881D6C4E6F88E85E2AB396B54" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Cost of revenue (exclusive of depreciation shown separately below) </link:label>
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<link:label id="lab_us-gaap_SellingAndMarketingExpense_A467945886763E108D278581FF03D608_terseLabel_en-US" xlink:label="lab_us-gaap_SellingAndMarketingExpense_A467945886763E108D278581FF03D608" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Selling and marketing expense </link:label>
<link:label id="lab_us-gaap_SellingAndMarketingExpense_A467945886763E108D278581FF03D608_label_en-US" xlink:label="lab_us-gaap_SellingAndMarketingExpense_A467945886763E108D278581FF03D608" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Selling and Marketing Expense </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_SellingAndMarketingExpense" xlink:label="loc_us-gaap_SellingAndMarketingExpense_A467945886763E108D278581FF03D608" xlink:type="locator"/>
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<link:label id="lab_us-gaap_GeneralAndAdministrativeExpense_BC1997BF33E16EBE119F8581FF046A3F_terseLabel_en-US" xlink:label="lab_us-gaap_GeneralAndAdministrativeExpense_BC1997BF33E16EBE119F8581FF046A3F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> General and administrative expense </link:label>
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<link:label id="lab_us-gaap_ResearchAndDevelopmentExpense_585D81E6797A35B2939B8581FF044408_terseLabel_en-US" xlink:label="lab_us-gaap_ResearchAndDevelopmentExpense_585D81E6797A35B2939B8581FF044408" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Product development expense </link:label>
<link:label id="lab_us-gaap_ResearchAndDevelopmentExpense_585D81E6797A35B2939B8581FF044408_label_en-US" xlink:label="lab_us-gaap_ResearchAndDevelopmentExpense_585D81E6797A35B2939B8581FF044408" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Research and Development Expense </link:label>
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<link:label id="lab_us-gaap_CostsAndExpenses_952B14DF6BAF71DBE7728581FF044EE4_totalLabel_en-US" xlink:label="lab_us-gaap_CostsAndExpenses_952B14DF6BAF71DBE7728581FF044EE4" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US"> Total operating costs and expenses </link:label>
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<link:label id="lab_us-gaap_OperatingIncomeLoss_4BD2FE04BA7F5A6FA3858581FF040A67_totalLabel_en-US" xlink:label="lab_us-gaap_OperatingIncomeLoss_4BD2FE04BA7F5A6FA3858581FF040A67" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US"> Operating (loss) income </link:label>
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<link:label id="lab_us-gaap_OtherCommitmentsDomain_BA7A1319AA1A9E08FED185BD2F7925C4_terseLabel_en-US" xlink:label="lab_us-gaap_OtherCommitmentsDomain_BA7A1319AA1A9E08FED185BD2F7925C4" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Other Commitments [Domain] </link:label>
<link:label id="lab_us-gaap_OtherCommitmentsDomain_BA7A1319AA1A9E08FED185BD2F7925C4_label_en-US" xlink:label="lab_us-gaap_OtherCommitmentsDomain_BA7A1319AA1A9E08FED185BD2F7925C4" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Other Commitments [Domain] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_OtherCommitmentsDomain" xlink:label="loc_us-gaap_OtherCommitmentsDomain_BA7A1319AA1A9E08FED185BD2F7925C4" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_OtherCommitmentsDomain_BA7A1319AA1A9E08FED185BD2F7925C4" xlink:to="lab_us-gaap_OtherCommitmentsDomain_BA7A1319AA1A9E08FED185BD2F7925C4" xlink:type="arc"/>
<link:label id="lab_us-gaap_PurchaseCommitmentMember_49413E019E1A12F5ED5E85820003E378_terseLabel_en-US" xlink:label="lab_us-gaap_PurchaseCommitmentMember_49413E019E1A12F5ED5E85820003E378" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Purchase obligations </link:label>
<link:label id="lab_us-gaap_PurchaseCommitmentMember_49413E019E1A12F5ED5E85820003E378_label_en-US" xlink:label="lab_us-gaap_PurchaseCommitmentMember_49413E019E1A12F5ED5E85820003E378" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Purchase Commitment [Member] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_PurchaseCommitmentMember" xlink:label="loc_us-gaap_PurchaseCommitmentMember_49413E019E1A12F5ED5E85820003E378" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_PurchaseCommitmentMember_49413E019E1A12F5ED5E85820003E378" xlink:to="lab_us-gaap_PurchaseCommitmentMember_49413E019E1A12F5ED5E85820003E378" xlink:type="arc"/>
<link:label id="lab_us-gaap_LetterOfCreditMember_D587E4C836790FB58CB4858200037854_terseLabel_en-US" xlink:label="lab_us-gaap_LetterOfCreditMember_D587E4C836790FB58CB4858200037854" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Letters of credit and surety bonds </link:label>
<link:label id="lab_us-gaap_LetterOfCreditMember_D587E4C836790FB58CB4858200037854_label_en-US" xlink:label="lab_us-gaap_LetterOfCreditMember_D587E4C836790FB58CB4858200037854" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Letter of Credit [Member] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_LetterOfCreditMember" xlink:label="loc_us-gaap_LetterOfCreditMember_D587E4C836790FB58CB4858200037854" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LetterOfCreditMember_D587E4C836790FB58CB4858200037854" xlink:to="lab_us-gaap_LetterOfCreditMember_D587E4C836790FB58CB4858200037854" xlink:type="arc"/>
<link:label id="lab_us-gaap_OtherCommitmentsLineItems_B8B62C9E015E537F39ED85BC6189EB72_terseLabel_en-US" xlink:label="lab_us-gaap_OtherCommitmentsLineItems_B8B62C9E015E537F39ED85BC6189EB72" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Other Commitments </link:label>
<link:label id="lab_us-gaap_OtherCommitmentsLineItems_B8B62C9E015E537F39ED85BC6189EB72_label_en-US" xlink:label="lab_us-gaap_OtherCommitmentsLineItems_B8B62C9E015E537F39ED85BC6189EB72" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Other Commitments [Line Items] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_OtherCommitmentsLineItems" xlink:label="loc_us-gaap_OtherCommitmentsLineItems_B8B62C9E015E537F39ED85BC6189EB72" xlink:type="locator"/>
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<link:label id="lab_iac_CommercialCommitmentsExpiringWithinOneYear_6D1080F98BBFB2D3A6A5858200086E43_terseLabel_en-US" xlink:label="lab_iac_CommercialCommitmentsExpiringWithinOneYear_6D1080F98BBFB2D3A6A5858200086E43" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Less Than 1 Year </link:label>
<link:label id="lab_iac_CommercialCommitmentsExpiringWithinOneYear_6D1080F98BBFB2D3A6A5858200086E43_label_en-US" xlink:label="lab_iac_CommercialCommitmentsExpiringWithinOneYear_6D1080F98BBFB2D3A6A5858200086E43" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Commercial Commitments, Expiring within One Year </link:label>
<link:label id="lab_iac_CommercialCommitmentsExpiringWithinOneYear_6D1080F98BBFB2D3A6A5858200086E43_documentation_en-US" xlink:label="lab_iac_CommercialCommitmentsExpiringWithinOneYear_6D1080F98BBFB2D3A6A5858200086E43" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> The aggregate amount of commitments expiring in the first year from the balance sheet date to reduce recorded commercial commitments. </link:label>
<link:loc xlink:href="iac-20161231.xsd#iac_CommercialCommitmentsExpiringWithinOneYear" xlink:label="loc_iac_CommercialCommitmentsExpiringWithinOneYear_6D1080F98BBFB2D3A6A5858200086E43" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_iac_CommercialCommitmentsExpiringWithinOneYear_6D1080F98BBFB2D3A6A5858200086E43" xlink:to="lab_iac_CommercialCommitmentsExpiringWithinOneYear_6D1080F98BBFB2D3A6A5858200086E43" xlink:type="arc"/>
<link:label id="lab_iac_CommercialCommitmentsExpiringWithinSecondAndThirdYear_04BE468BF605BDE4A73A858200082A89_terseLabel_en-US" xlink:label="lab_iac_CommercialCommitmentsExpiringWithinSecondAndThirdYear_04BE468BF605BDE4A73A858200082A89" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> 1-3 Years </link:label>
<link:label id="lab_iac_CommercialCommitmentsExpiringWithinSecondAndThirdYear_04BE468BF605BDE4A73A858200082A89_label_en-US" xlink:label="lab_iac_CommercialCommitmentsExpiringWithinSecondAndThirdYear_04BE468BF605BDE4A73A858200082A89" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Commercial Commitments, Expiring within Second and Third Year </link:label>
<link:label id="lab_iac_CommercialCommitmentsExpiringWithinSecondAndThirdYear_04BE468BF605BDE4A73A858200082A89_documentation_en-US" xlink:label="lab_iac_CommercialCommitmentsExpiringWithinSecondAndThirdYear_04BE468BF605BDE4A73A858200082A89" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> The aggregate amount of payments expiring in the second and third year from the balance sheet date to reduce recorded commercial commitments. </link:label>
<link:loc xlink:href="iac-20161231.xsd#iac_CommercialCommitmentsExpiringWithinSecondAndThirdYear" xlink:label="loc_iac_CommercialCommitmentsExpiringWithinSecondAndThirdYear_04BE468BF605BDE4A73A858200082A89" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_iac_CommercialCommitmentsExpiringWithinSecondAndThirdYear_04BE468BF605BDE4A73A858200082A89" xlink:to="lab_iac_CommercialCommitmentsExpiringWithinSecondAndThirdYear_04BE468BF605BDE4A73A858200082A89" xlink:type="arc"/>
<link:label id="lab_iac_CommercialCommitmentsExpiringWithinThirdandFifthYear_113D5DAC7EAA09AB2ABC858200093206_terseLabel_en-US" xlink:label="lab_iac_CommercialCommitmentsExpiringWithinThirdandFifthYear_113D5DAC7EAA09AB2ABC858200093206" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> 3-5 Years </link:label>
<link:label id="lab_iac_CommercialCommitmentsExpiringWithinThirdandFifthYear_113D5DAC7EAA09AB2ABC858200093206_label_en-US" xlink:label="lab_iac_CommercialCommitmentsExpiringWithinThirdandFifthYear_113D5DAC7EAA09AB2ABC858200093206" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Commercial Commitments, Expiring Within Third and Fifth Year </link:label>
<link:label id="lab_iac_CommercialCommitmentsExpiringWithinThirdandFifthYear_113D5DAC7EAA09AB2ABC858200093206_documentation_en-US" xlink:label="lab_iac_CommercialCommitmentsExpiringWithinThirdandFifthYear_113D5DAC7EAA09AB2ABC858200093206" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Commercial Commitments, Expiring Within Third and Fifth Year </link:label>
<link:loc xlink:href="iac-20161231.xsd#iac_CommercialCommitmentsExpiringWithinThirdandFifthYear" xlink:label="loc_iac_CommercialCommitmentsExpiringWithinThirdandFifthYear_113D5DAC7EAA09AB2ABC858200093206" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_iac_CommercialCommitmentsExpiringWithinThirdandFifthYear_113D5DAC7EAA09AB2ABC858200093206" xlink:to="lab_iac_CommercialCommitmentsExpiringWithinThirdandFifthYear_113D5DAC7EAA09AB2ABC858200093206" xlink:type="arc"/>
<link:label id="lab_iac_CommercialCommitmentsExpiringinOverFiveYears_B2506BB10D24055CA646858200093881_terseLabel_en-US" xlink:label="lab_iac_CommercialCommitmentsExpiringinOverFiveYears_B2506BB10D24055CA646858200093881" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> More Than 5 Years </link:label>
<link:label id="lab_iac_CommercialCommitmentsExpiringinOverFiveYears_B2506BB10D24055CA646858200093881_label_en-US" xlink:label="lab_iac_CommercialCommitmentsExpiringinOverFiveYears_B2506BB10D24055CA646858200093881" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Commercial Commitments, Expiring in Over Five Years </link:label>
<link:label id="lab_iac_CommercialCommitmentsExpiringinOverFiveYears_B2506BB10D24055CA646858200093881_documentation_en-US" xlink:label="lab_iac_CommercialCommitmentsExpiringinOverFiveYears_B2506BB10D24055CA646858200093881" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Commercial Commitments, Expiring in Over Five Years </link:label>
<link:loc xlink:href="iac-20161231.xsd#iac_CommercialCommitmentsExpiringinOverFiveYears" xlink:label="loc_iac_CommercialCommitmentsExpiringinOverFiveYears_B2506BB10D24055CA646858200093881" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_iac_CommercialCommitmentsExpiringinOverFiveYears_B2506BB10D24055CA646858200093881" xlink:to="lab_iac_CommercialCommitmentsExpiringinOverFiveYears_B2506BB10D24055CA646858200093881" xlink:type="arc"/>
<link:label id="lab_iac_CommercialCommitmentsExpiring_A6DCBFBF5162EB90BFBB8582000957FD_totalLabel_en-US" xlink:label="lab_iac_CommercialCommitmentsExpiring_A6DCBFBF5162EB90BFBB8582000957FD" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US"> Total Amounts Committed </link:label>
<link:label id="lab_iac_CommercialCommitmentsExpiring_A6DCBFBF5162EB90BFBB8582000957FD_label_en-US" xlink:label="lab_iac_CommercialCommitmentsExpiring_A6DCBFBF5162EB90BFBB8582000957FD" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Commercial Commitments, Expiring </link:label>
<link:label id="lab_iac_CommercialCommitmentsExpiring_A6DCBFBF5162EB90BFBB8582000957FD_documentation_en-US" xlink:label="lab_iac_CommercialCommitmentsExpiring_A6DCBFBF5162EB90BFBB8582000957FD" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> The aggregate amount of commercial commitments expiring. </link:label>
<link:loc xlink:href="iac-20161231.xsd#iac_CommercialCommitmentsExpiring" xlink:label="loc_iac_CommercialCommitmentsExpiring_A6DCBFBF5162EB90BFBB8582000957FD" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_iac_CommercialCommitmentsExpiring_A6DCBFBF5162EB90BFBB8582000957FD" xlink:to="lab_iac_CommercialCommitmentsExpiring_A6DCBFBF5162EB90BFBB8582000957FD" xlink:type="arc"/>
<link:label id="lab_us-gaap_NetIncomeLossAvailableToCommonStockholdersBasicAbstract_720D6A0833C9F4D8ACF547DE9C392EEC_terseLabel_en-US" xlink:label="lab_us-gaap_NetIncomeLossAvailableToCommonStockholdersBasicAbstract_720D6A0833C9F4D8ACF547DE9C392EEC" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Numerator: Basic </link:label>
<link:label id="lab_us-gaap_NetIncomeLossAvailableToCommonStockholdersBasicAbstract_720D6A0833C9F4D8ACF547DE9C392EEC_label_en-US" xlink:label="lab_us-gaap_NetIncomeLossAvailableToCommonStockholdersBasicAbstract_720D6A0833C9F4D8ACF547DE9C392EEC" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Net Income (Loss) Available to Common Stockholders, Basic [Abstract] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_NetIncomeLossAvailableToCommonStockholdersBasicAbstract" xlink:label="loc_us-gaap_NetIncomeLossAvailableToCommonStockholdersBasicAbstract_720D6A0833C9F4D8ACF547DE9C392EEC" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_NetIncomeLossAvailableToCommonStockholdersBasicAbstract_720D6A0833C9F4D8ACF547DE9C392EEC" xlink:to="lab_us-gaap_NetIncomeLossAvailableToCommonStockholdersBasicAbstract_720D6A0833C9F4D8ACF547DE9C392EEC" xlink:type="arc"/>
<link:label id="lab_us-gaap_IncomeLossFromContinuingOperations_4FCF00F9C293962585CA47DE9C3927A5_totalLabel_en-US" xlink:label="lab_us-gaap_IncomeLossFromContinuingOperations_4FCF00F9C293962585CA47DE9C3927A5" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US"> (Loss) earnings from continuing operations attributable to IAC shareholders </link:label>
<link:label id="lab_us-gaap_IncomeLossFromContinuingOperations_4FCF00F9C293962585CA47DE9C3927A5_label_en-US" xlink:label="lab_us-gaap_IncomeLossFromContinuingOperations_4FCF00F9C293962585CA47DE9C3927A5" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Income (Loss) from Continuing Operations, Net of Tax, Attributable to Parent </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_IncomeLossFromContinuingOperations" xlink:label="loc_us-gaap_IncomeLossFromContinuingOperations_4FCF00F9C293962585CA47DE9C3927A5" xlink:type="locator"/>
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<link:label id="lab_us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTax_EC2A888B5427E7CCD37847DE9C39FBCC_verboseLabel_en-US" xlink:label="lab_us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTax_EC2A888B5427E7CCD37847DE9C39FBCC" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Earnings from discontinued operations, net of tax </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTax" xlink:label="loc_us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTax_EC2A888B5427E7CCD37847DE9C39FBCC" xlink:type="locator"/>
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<link:label id="lab_us-gaap_NetIncomeLossAvailableToCommonStockholdersDilutedAbstract_8FA2B0F5EE8D19511FF747DE9C39B415_terseLabel_en-US" xlink:label="lab_us-gaap_NetIncomeLossAvailableToCommonStockholdersDilutedAbstract_8FA2B0F5EE8D19511FF747DE9C39B415" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Numerator: Diluted </link:label>
<link:label id="lab_us-gaap_NetIncomeLossAvailableToCommonStockholdersDilutedAbstract_8FA2B0F5EE8D19511FF747DE9C39B415_label_en-US" xlink:label="lab_us-gaap_NetIncomeLossAvailableToCommonStockholdersDilutedAbstract_8FA2B0F5EE8D19511FF747DE9C39B415" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Net Income (Loss) Available to Common Stockholders, Diluted [Abstract] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_NetIncomeLossAvailableToCommonStockholdersDilutedAbstract" xlink:label="loc_us-gaap_NetIncomeLossAvailableToCommonStockholdersDilutedAbstract_8FA2B0F5EE8D19511FF747DE9C39B415" xlink:type="locator"/>
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<link:label id="lab_us-gaap_DilutiveSecurities_7E664D297E30DD49D34847DE9C393365_terseLabel_en-US" xlink:label="lab_us-gaap_DilutiveSecurities_7E664D297E30DD49D34847DE9C393365" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Impact from Match Group's dilutive securities (a) (b) </link:label>
<link:label id="lab_us-gaap_DilutiveSecurities_7E664D297E30DD49D34847DE9C393365_label_en-US" xlink:label="lab_us-gaap_DilutiveSecurities_7E664D297E30DD49D34847DE9C393365" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Dilutive Securities, Effect on Basic Earnings Per Share </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_DilutiveSecurities" xlink:label="loc_us-gaap_DilutiveSecurities_7E664D297E30DD49D34847DE9C393365" xlink:type="locator"/>
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<link:label id="lab_us-gaap_DebtInstrumentFaceAmount_89D2238D0DBEC56803D45CB3F375FADB_label_en-US" xlink:label="lab_us-gaap_DebtInstrumentFaceAmount_89D2238D0DBEC56803D45CB3F375FADB" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Debt Instrument, Face Amount </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_DebtInstrumentFaceAmount" xlink:label="loc_us-gaap_DebtInstrumentFaceAmount_89D2238D0DBEC56803D45CB3F375FADB" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DebtInstrumentFaceAmount_89D2238D0DBEC56803D45CB3F375FADB" xlink:to="lab_us-gaap_DebtInstrumentFaceAmount_89D2238D0DBEC56803D45CB3F375FADB" xlink:type="arc"/>
<link:label id="lab_iac_DebtInstrumentCovenantTermsLeverageRatio_055BBC7860F38A9C241C5CB3F375344C_terseLabel_en-US" xlink:label="lab_iac_DebtInstrumentCovenantTermsLeverageRatio_055BBC7860F38A9C241C5CB3F375344C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Maximum leverage ratio </link:label>
<link:label id="lab_iac_DebtInstrumentCovenantTermsLeverageRatio_055BBC7860F38A9C241C5CB3F375344C_label_en-US" xlink:label="lab_iac_DebtInstrumentCovenantTermsLeverageRatio_055BBC7860F38A9C241C5CB3F375344C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Debt Instrument, Covenant Terms, Leverage Ratio </link:label>
<link:label id="lab_iac_DebtInstrumentCovenantTermsLeverageRatio_055BBC7860F38A9C241C5CB3F375344C_documentation_en-US" xlink:label="lab_iac_DebtInstrumentCovenantTermsLeverageRatio_055BBC7860F38A9C241C5CB3F375344C" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Debt Instrument, Covenant Terms, Leverage Ratio </link:label>
<link:loc xlink:href="iac-20161231.xsd#iac_DebtInstrumentCovenantTermsLeverageRatio" xlink:label="loc_iac_DebtInstrumentCovenantTermsLeverageRatio_055BBC7860F38A9C241C5CB3F375344C" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_iac_DebtInstrumentCovenantTermsLeverageRatio_055BBC7860F38A9C241C5CB3F375344C" xlink:to="lab_iac_DebtInstrumentCovenantTermsLeverageRatio_055BBC7860F38A9C241C5CB3F375344C" xlink:type="arc"/>
<link:label id="lab_us-gaap_LongTermDebt_8E4024ED21DD25A893F75CB3F37587D0_verboseLabel_en-US" xlink:label="lab_us-gaap_LongTermDebt_8E4024ED21DD25A893F75CB3F37587D0" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Debt instrument, outstanding balance </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_LongTermDebt" xlink:label="loc_us-gaap_LongTermDebt_8E4024ED21DD25A893F75CB3F37587D0" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LongTermDebt_8E4024ED21DD25A893F75CB3F37587D0" xlink:to="lab_us-gaap_LongTermDebt_8E4024ED21DD25A893F75CB3F37587D0" xlink:type="arc"/>
<link:label id="lab_us-gaap_DebtInstrumentBasisSpreadOnVariableRate1_2C11613D621A87BE51305CB3F375E364_terseLabel_en-US" xlink:label="lab_us-gaap_DebtInstrumentBasisSpreadOnVariableRate1_2C11613D621A87BE51305CB3F375E364" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Basis spread on variable rate (as a percent) </link:label>
<link:label id="lab_us-gaap_DebtInstrumentBasisSpreadOnVariableRate1_2C11613D621A87BE51305CB3F375E364_label_en-US" xlink:label="lab_us-gaap_DebtInstrumentBasisSpreadOnVariableRate1_2C11613D621A87BE51305CB3F375E364" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Debt Instrument, Basis Spread on Variable Rate </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_DebtInstrumentBasisSpreadOnVariableRate1" xlink:label="loc_us-gaap_DebtInstrumentBasisSpreadOnVariableRate1_2C11613D621A87BE51305CB3F375E364" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DebtInstrumentBasisSpreadOnVariableRate1_2C11613D621A87BE51305CB3F375E364" xlink:to="lab_us-gaap_DebtInstrumentBasisSpreadOnVariableRate1_2C11613D621A87BE51305CB3F375E364" xlink:type="arc"/>
<link:label id="lab_iac_DebtInstrumentInterestRateVariableRateFloor_820B4D0D635F9A088A7D5CB3F3750ADF_terseLabel_en-US" xlink:label="lab_iac_DebtInstrumentInterestRateVariableRateFloor_820B4D0D635F9A088A7D5CB3F3750ADF" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Variable rate floor (as a percent) </link:label>
<link:label id="lab_iac_DebtInstrumentInterestRateVariableRateFloor_820B4D0D635F9A088A7D5CB3F3750ADF_label_en-US" xlink:label="lab_iac_DebtInstrumentInterestRateVariableRateFloor_820B4D0D635F9A088A7D5CB3F3750ADF" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Debt Instrument, Interest Rate, Variable Rate Floor </link:label>
<link:label id="lab_iac_DebtInstrumentInterestRateVariableRateFloor_820B4D0D635F9A088A7D5CB3F3750ADF_documentation_en-US" xlink:label="lab_iac_DebtInstrumentInterestRateVariableRateFloor_820B4D0D635F9A088A7D5CB3F3750ADF" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Debt Instrument, Interest Rate, Variable Rate Floor </link:label>
<link:loc xlink:href="iac-20161231.xsd#iac_DebtInstrumentInterestRateVariableRateFloor" xlink:label="loc_iac_DebtInstrumentInterestRateVariableRateFloor_820B4D0D635F9A088A7D5CB3F3750ADF" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_iac_DebtInstrumentInterestRateVariableRateFloor_820B4D0D635F9A088A7D5CB3F3750ADF" xlink:to="lab_iac_DebtInstrumentInterestRateVariableRateFloor_820B4D0D635F9A088A7D5CB3F3750ADF" xlink:type="arc"/>
<link:label id="lab_us-gaap_DebtWeightedAverageInterestRate_B2F2D0123A7B45D6F4A05CB3F375E580_terseLabel_en-US" xlink:label="lab_us-gaap_DebtWeightedAverageInterestRate_B2F2D0123A7B45D6F4A05CB3F375E580" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Debt instrument, interest rate </link:label>
<link:label id="lab_us-gaap_DebtWeightedAverageInterestRate_B2F2D0123A7B45D6F4A05CB3F375E580_label_en-US" xlink:label="lab_us-gaap_DebtWeightedAverageInterestRate_B2F2D0123A7B45D6F4A05CB3F375E580" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Debt, Weighted Average Interest Rate </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_DebtWeightedAverageInterestRate" xlink:label="loc_us-gaap_DebtWeightedAverageInterestRate_B2F2D0123A7B45D6F4A05CB3F375E580" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_DebtWeightedAverageInterestRate_B2F2D0123A7B45D6F4A05CB3F375E580" xlink:to="lab_us-gaap_DebtWeightedAverageInterestRate_B2F2D0123A7B45D6F4A05CB3F375E580" xlink:type="arc"/>
<link:label id="lab_us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity_C09DB4B94DD4CC91A8765CB3F37559C8_terseLabel_en-US" xlink:label="lab_us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity_C09DB4B94DD4CC91A8765CB3F37559C8" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Maximum borrowing capacity </link:label>
<link:label id="lab_us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity_C09DB4B94DD4CC91A8765CB3F37559C8_label_en-US" xlink:label="lab_us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity_C09DB4B94DD4CC91A8765CB3F37559C8" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Line of Credit Facility, Maximum Borrowing Capacity </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity" xlink:label="loc_us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity_C09DB4B94DD4CC91A8765CB3F37559C8" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity_C09DB4B94DD4CC91A8765CB3F37559C8" xlink:to="lab_us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity_C09DB4B94DD4CC91A8765CB3F37559C8" xlink:type="arc"/>
<link:label id="lab_us-gaap_LineOfCredit_189BDCE8FD63C13C26455CB3F375569B_terseLabel_en-US" xlink:label="lab_us-gaap_LineOfCredit_189BDCE8FD63C13C26455CB3F375569B" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Credit facility, borrowings outstanding </link:label>
<link:label id="lab_us-gaap_LineOfCredit_189BDCE8FD63C13C26455CB3F375569B_label_en-US" xlink:label="lab_us-gaap_LineOfCredit_189BDCE8FD63C13C26455CB3F375569B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Long-term Line of Credit </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_LineOfCredit" xlink:label="loc_us-gaap_LineOfCredit_189BDCE8FD63C13C26455CB3F375569B" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LineOfCredit_189BDCE8FD63C13C26455CB3F375569B" xlink:to="lab_us-gaap_LineOfCredit_189BDCE8FD63C13C26455CB3F375569B" xlink:type="arc"/>
<link:label id="lab_us-gaap_LineOfCreditFacilityCommitmentFeePercentage_BD98C1FC62E86CD6187A5CB3F37590B3_terseLabel_en-US" xlink:label="lab_us-gaap_LineOfCreditFacilityCommitmentFeePercentage_BD98C1FC62E86CD6187A5CB3F37590B3" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Annual commitment fee (as a percent) </link:label>
<link:label id="lab_us-gaap_LineOfCreditFacilityCommitmentFeePercentage_BD98C1FC62E86CD6187A5CB3F37590B3_label_en-US" xlink:label="lab_us-gaap_LineOfCreditFacilityCommitmentFeePercentage_BD98C1FC62E86CD6187A5CB3F37590B3" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Line of Credit Facility, Commitment Fee Percentage </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_LineOfCreditFacilityCommitmentFeePercentage" xlink:label="loc_us-gaap_LineOfCreditFacilityCommitmentFeePercentage_BD98C1FC62E86CD6187A5CB3F37590B3" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_LineOfCreditFacilityCommitmentFeePercentage_BD98C1FC62E86CD6187A5CB3F37590B3" xlink:to="lab_us-gaap_LineOfCreditFacilityCommitmentFeePercentage_BD98C1FC62E86CD6187A5CB3F37590B3" xlink:type="arc"/>
<link:label id="lab_iac_DebtInstrumentCovenantTermsInterestCoverageRatio_89C5205BAF4B24490B6D5CB3F3755D86_terseLabel_en-US" xlink:label="lab_iac_DebtInstrumentCovenantTermsInterestCoverageRatio_89C5205BAF4B24490B6D5CB3F3755D86" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Minimum interest coverage ratio </link:label>
<link:label id="lab_iac_DebtInstrumentCovenantTermsInterestCoverageRatio_89C5205BAF4B24490B6D5CB3F3755D86_label_en-US" xlink:label="lab_iac_DebtInstrumentCovenantTermsInterestCoverageRatio_89C5205BAF4B24490B6D5CB3F3755D86" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Debt Instrument, Covenant Terms, Interest Coverage Ratio </link:label>
<link:label id="lab_iac_DebtInstrumentCovenantTermsInterestCoverageRatio_89C5205BAF4B24490B6D5CB3F3755D86_documentation_en-US" xlink:label="lab_iac_DebtInstrumentCovenantTermsInterestCoverageRatio_89C5205BAF4B24490B6D5CB3F3755D86" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Debt Instrument, Covenant Terms, Interest Coverage Ratio </link:label>
<link:loc xlink:href="iac-20161231.xsd#iac_DebtInstrumentCovenantTermsInterestCoverageRatio" xlink:label="loc_iac_DebtInstrumentCovenantTermsInterestCoverageRatio_89C5205BAF4B24490B6D5CB3F3755D86" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_iac_DebtInstrumentCovenantTermsInterestCoverageRatio_89C5205BAF4B24490B6D5CB3F3755D86" xlink:to="lab_iac_DebtInstrumentCovenantTermsInterestCoverageRatio_89C5205BAF4B24490B6D5CB3F3755D86" xlink:type="arc"/>
<link:label id="lab_us-gaap_EarlyRepaymentOfSeniorDebt_2658CAAB1B862B3B834F5CB3F3753175_terseLabel_en-US" xlink:label="lab_us-gaap_EarlyRepaymentOfSeniorDebt_2658CAAB1B862B3B834F5CB3F3753175" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Repurchase and redemption of Senior Notes </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_EarlyRepaymentOfSeniorDebt" xlink:label="loc_us-gaap_EarlyRepaymentOfSeniorDebt_2658CAAB1B862B3B834F5CB3F3753175" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_EarlyRepaymentOfSeniorDebt_2658CAAB1B862B3B834F5CB3F3753175" xlink:to="lab_us-gaap_EarlyRepaymentOfSeniorDebt_2658CAAB1B862B3B834F5CB3F3753175" xlink:type="arc"/>
<link:label id="lab_us-gaap_ScheduleOfStockByClassTable_83CB49B97D90D6111D8BBB95DE530D56_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfStockByClassTable_83CB49B97D90D6111D8BBB95DE530D56" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Schedule of Stock by Class [Table] </link:label>
<link:label id="lab_us-gaap_ScheduleOfStockByClassTable_83CB49B97D90D6111D8BBB95DE530D56_label_en-US" xlink:label="lab_us-gaap_ScheduleOfStockByClassTable_83CB49B97D90D6111D8BBB95DE530D56" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Schedule of Stock by Class [Table] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ScheduleOfStockByClassTable" xlink:label="loc_us-gaap_ScheduleOfStockByClassTable_83CB49B97D90D6111D8BBB95DE530D56" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ScheduleOfStockByClassTable_83CB49B97D90D6111D8BBB95DE530D56" xlink:to="lab_us-gaap_ScheduleOfStockByClassTable_83CB49B97D90D6111D8BBB95DE530D56" xlink:type="arc"/>
<link:label id="lab_us-gaap_ClassOfStockLineItems_7B43C3BA5243956D3EA7BB95DE53ABD4_terseLabel_en-US" xlink:label="lab_us-gaap_ClassOfStockLineItems_7B43C3BA5243956D3EA7BB95DE53ABD4" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Class of Stock </link:label>
<link:label id="lab_us-gaap_ClassOfStockLineItems_7B43C3BA5243956D3EA7BB95DE53ABD4_label_en-US" xlink:label="lab_us-gaap_ClassOfStockLineItems_7B43C3BA5243956D3EA7BB95DE53ABD4" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Class of Stock [Line Items] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ClassOfStockLineItems" xlink:label="loc_us-gaap_ClassOfStockLineItems_7B43C3BA5243956D3EA7BB95DE53ABD4" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ClassOfStockLineItems_7B43C3BA5243956D3EA7BB95DE53ABD4" xlink:to="lab_us-gaap_ClassOfStockLineItems_7B43C3BA5243956D3EA7BB95DE53ABD4" xlink:type="arc"/>
<link:label id="lab_iac_NumberofVotesforEachShareofCommonStock_BEA76367252D2F04F2A0BB95DE537CE8_terseLabel_en-US" xlink:label="lab_iac_NumberofVotesforEachShareofCommonStock_BEA76367252D2F04F2A0BB95DE537CE8" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Votes per each share of stock </link:label>
<link:label id="lab_iac_NumberofVotesforEachShareofCommonStock_BEA76367252D2F04F2A0BB95DE537CE8_label_en-US" xlink:label="lab_iac_NumberofVotesforEachShareofCommonStock_BEA76367252D2F04F2A0BB95DE537CE8" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Number of Votes for Each Share of Common Stock </link:label>
<link:label id="lab_iac_NumberofVotesforEachShareofCommonStock_BEA76367252D2F04F2A0BB95DE537CE8_documentation_en-US" xlink:label="lab_iac_NumberofVotesforEachShareofCommonStock_BEA76367252D2F04F2A0BB95DE537CE8" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Represents the number of votes the holder of each share of common stock is entitled to. </link:label>
<link:loc xlink:href="iac-20161231.xsd#iac_NumberofVotesforEachShareofCommonStock" xlink:label="loc_iac_NumberofVotesforEachShareofCommonStock_BEA76367252D2F04F2A0BB95DE537CE8" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_iac_NumberofVotesforEachShareofCommonStock_BEA76367252D2F04F2A0BB95DE537CE8" xlink:to="lab_iac_NumberofVotesforEachShareofCommonStock_BEA76367252D2F04F2A0BB95DE537CE8" xlink:type="arc"/>
<link:label id="lab_iac_PercentageOfDirectorsElectedByHoldersOfCommonStock_C1C2FF691B64A1E0B0E5BB95DE5363D5_terseLabel_en-US" xlink:label="lab_iac_PercentageOfDirectorsElectedByHoldersOfCommonStock_C1C2FF691B64A1E0B0E5BB95DE5363D5" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Percentage of the total number of directors the holders of common stock are entitled to elect </link:label>
<link:label id="lab_iac_PercentageOfDirectorsElectedByHoldersOfCommonStock_C1C2FF691B64A1E0B0E5BB95DE5363D5_label_en-US" xlink:label="lab_iac_PercentageOfDirectorsElectedByHoldersOfCommonStock_C1C2FF691B64A1E0B0E5BB95DE5363D5" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Percentage of Directors Elected by Holders of Common Stock </link:label>
<link:label id="lab_iac_PercentageOfDirectorsElectedByHoldersOfCommonStock_C1C2FF691B64A1E0B0E5BB95DE5363D5_documentation_en-US" xlink:label="lab_iac_PercentageOfDirectorsElectedByHoldersOfCommonStock_C1C2FF691B64A1E0B0E5BB95DE5363D5" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Represents the percentage of the total number of directors the holders of common stock are entitled to elect. </link:label>
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<link:label id="lab_iac_CommonStockRepurchasesAbstract_C14F8ED1EBC8E6D2F7FEBB95DE53E39C_terseLabel_en-US" xlink:label="lab_iac_CommonStockRepurchasesAbstract_C14F8ED1EBC8E6D2F7FEBB95DE53E39C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Common Stock Repurchases </link:label>
<link:label id="lab_iac_CommonStockRepurchasesAbstract_C14F8ED1EBC8E6D2F7FEBB95DE53E39C_label_en-US" xlink:label="lab_iac_CommonStockRepurchasesAbstract_C14F8ED1EBC8E6D2F7FEBB95DE53E39C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Common Stock Repurchases [Abstract] </link:label>
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<link:label id="lab_us-gaap_TreasuryStockSharesAcquired_5EBE04905A00C0986EC7BB95DE536E0E_terseLabel_en-US" xlink:label="lab_us-gaap_TreasuryStockSharesAcquired_5EBE04905A00C0986EC7BB95DE536E0E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Treasury stock acquired during period (in shares) </link:label>
<link:label id="lab_us-gaap_TreasuryStockSharesAcquired_5EBE04905A00C0986EC7BB95DE536E0E_label_en-US" xlink:label="lab_us-gaap_TreasuryStockSharesAcquired_5EBE04905A00C0986EC7BB95DE536E0E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Treasury Stock, Shares, Acquired </link:label>
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<link:label id="lab_us-gaap_TreasuryStockValueAcquiredCostMethod_3D781EE739CD4AC855FABB95DE536CCD_terseLabel_en-US" xlink:label="lab_us-gaap_TreasuryStockValueAcquiredCostMethod_3D781EE739CD4AC855FABB95DE536CCD" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Trade date fair value of shares acquired during period </link:label>
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<link:label id="lab_us-gaap_StockRepurchaseProgramNumberOfSharesAuthorizedToBeRepurchased_D81D25754A92D3B2D0C0BB95DE53CB4C_terseLabel_en-US" xlink:label="lab_us-gaap_StockRepurchaseProgramNumberOfSharesAuthorizedToBeRepurchased_D81D25754A92D3B2D0C0BB95DE53CB4C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Number of shares authorized to be repurchased </link:label>
<link:label id="lab_us-gaap_StockRepurchaseProgramNumberOfSharesAuthorizedToBeRepurchased_D81D25754A92D3B2D0C0BB95DE53CB4C_label_en-US" xlink:label="lab_us-gaap_StockRepurchaseProgramNumberOfSharesAuthorizedToBeRepurchased_D81D25754A92D3B2D0C0BB95DE53CB4C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Stock Repurchase Program, Number of Shares Authorized to be Repurchased </link:label>
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<link:label id="lab_us-gaap_StockRepurchaseProgramRemainingNumberOfSharesAuthorizedToBeRepurchased_295662F0C49E51E799E2BB95DE53C48D_terseLabel_en-US" xlink:label="lab_us-gaap_StockRepurchaseProgramRemainingNumberOfSharesAuthorizedToBeRepurchased_295662F0C49E51E799E2BB95DE53C48D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Remaining number of shares authorized to be repurchased </link:label>
<link:label id="lab_us-gaap_StockRepurchaseProgramRemainingNumberOfSharesAuthorizedToBeRepurchased_295662F0C49E51E799E2BB95DE53C48D_label_en-US" xlink:label="lab_us-gaap_StockRepurchaseProgramRemainingNumberOfSharesAuthorizedToBeRepurchased_295662F0C49E51E799E2BB95DE53C48D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Stock Repurchase Program, Remaining Number of Shares Authorized to be Repurchased </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_StockRepurchaseProgramRemainingNumberOfSharesAuthorizedToBeRepurchased" xlink:label="loc_us-gaap_StockRepurchaseProgramRemainingNumberOfSharesAuthorizedToBeRepurchased_295662F0C49E51E799E2BB95DE53C48D" xlink:type="locator"/>
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<link:label id="lab_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo_90ED0379CEFC53AD9C6B5CB3F3617A94_terseLabel_en-US" xlink:label="lab_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo_90ED0379CEFC53AD9C6B5CB3F3617A94" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> 2018 </link:label>
<link:label id="lab_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo_90ED0379CEFC53AD9C6B5CB3F3617A94_label_en-US" xlink:label="lab_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo_90ED0379CEFC53AD9C6B5CB3F3617A94" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Long-term Debt, Maturities, Repayments of Principal in Year Two </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo" xlink:label="loc_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo_90ED0379CEFC53AD9C6B5CB3F3617A94" xlink:type="locator"/>
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<link:label id="lab_iac_LongtermDebtMaturitiesRepaymentsofPrincipalinYearSix_F01EFD78437DAD1054185CB3F3615980_terseLabel_en-US" xlink:label="lab_iac_LongtermDebtMaturitiesRepaymentsofPrincipalinYearSix_F01EFD78437DAD1054185CB3F3615980" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> 2022 </link:label>
<link:label id="lab_iac_LongtermDebtMaturitiesRepaymentsofPrincipalinYearSix_F01EFD78437DAD1054185CB3F3615980_label_en-US" xlink:label="lab_iac_LongtermDebtMaturitiesRepaymentsofPrincipalinYearSix_F01EFD78437DAD1054185CB3F3615980" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Long-term Debt, Maturities, Repayments of Principal in Year Six </link:label>
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<link:label id="lab_iac_LongtermDebtMaturitiesRepaymentsofPrincipalafterYearSix_805D7F88A59A57F94DE75CB3F3619573_terseLabel_en-US" xlink:label="lab_iac_LongtermDebtMaturitiesRepaymentsofPrincipalafterYearSix_805D7F88A59A57F94DE75CB3F3619573" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> 2024 </link:label>
<link:label id="lab_iac_LongtermDebtMaturitiesRepaymentsofPrincipalafterYearSix_805D7F88A59A57F94DE75CB3F3619573_label_en-US" xlink:label="lab_iac_LongtermDebtMaturitiesRepaymentsofPrincipalafterYearSix_805D7F88A59A57F94DE75CB3F3619573" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Long-term Debt, Maturities, Repayments of Principal after Year Six </link:label>
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<link:label id="lab_us-gaap_ScheduleOfFiniteLivedIntangibleAssetsTable_83B2FC3D06D5B93976E044D6D6AC0AE0_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfFiniteLivedIntangibleAssetsTable_83B2FC3D06D5B93976E044D6D6AC0AE0" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Schedule of Finite-Lived Intangible Assets by Major Class [Table] </link:label>
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<link:label id="lab_us-gaap_TechnologyBasedIntangibleAssetsMember_01E02056041B86C088EB44D6D6AC3FC4_terseLabel_en-US" xlink:label="lab_us-gaap_TechnologyBasedIntangibleAssetsMember_01E02056041B86C088EB44D6D6AC3FC4" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Technology </link:label>
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<link:label id="lab_us-gaap_MediaContentMember_9D645EEC26DD864A6B0444D6D6ACA177_terseLabel_en-US" xlink:label="lab_us-gaap_MediaContentMember_9D645EEC26DD864A6B0444D6D6ACA177" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Content </link:label>
<link:label id="lab_us-gaap_MediaContentMember_9D645EEC26DD864A6B0444D6D6ACA177_label_en-US" xlink:label="lab_us-gaap_MediaContentMember_9D645EEC26DD864A6B0444D6D6ACA177" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Media Content [Member] </link:label>
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<link:label id="lab_us-gaap_CustomerListsMember_50C1C6DE181B6578245F44D6D6AC544C_terseLabel_en-US" xlink:label="lab_us-gaap_CustomerListsMember_50C1C6DE181B6578245F44D6D6AC544C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Customer lists </link:label>
<link:label id="lab_us-gaap_CustomerListsMember_50C1C6DE181B6578245F44D6D6AC544C_label_en-US" xlink:label="lab_us-gaap_CustomerListsMember_50C1C6DE181B6578245F44D6D6AC544C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Customer Lists [Member] </link:label>
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<link:label id="lab_iac_AdvertiserandSupplierRelationshipsMember_5AE02E80924EFDF9CC6044D6D6ADEE49_terseLabel_en-US" xlink:label="lab_iac_AdvertiserandSupplierRelationshipsMember_5AE02E80924EFDF9CC6044D6D6ADEE49" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Advertiser and supplier relationships and other </link:label>
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<link:label id="lab_us-gaap_FiniteLivedIntangibleAssetsLineItems_BE2CB142752373454F0A44D6D6AD13FA_terseLabel_en-US" xlink:label="lab_us-gaap_FiniteLivedIntangibleAssetsLineItems_BE2CB142752373454F0A44D6D6AD13FA" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Intangible assets with definite lives </link:label>
<link:label id="lab_us-gaap_FiniteLivedIntangibleAssetsLineItems_BE2CB142752373454F0A44D6D6AD13FA_label_en-US" xlink:label="lab_us-gaap_FiniteLivedIntangibleAssetsLineItems_BE2CB142752373454F0A44D6D6AD13FA" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Finite-Lived Intangible Assets [Line Items] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsLineItems" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsLineItems_BE2CB142752373454F0A44D6D6AD13FA" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsLineItems_BE2CB142752373454F0A44D6D6AD13FA" xlink:to="lab_us-gaap_FiniteLivedIntangibleAssetsLineItems_BE2CB142752373454F0A44D6D6AD13FA" xlink:type="arc"/>
<link:label id="lab_us-gaap_FiniteLivedIntangibleAssetsGross_F5BFEB9191982217F7E544D6D6AD7535_terseLabel_en-US" xlink:label="lab_us-gaap_FiniteLivedIntangibleAssetsGross_F5BFEB9191982217F7E544D6D6AD7535" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Gross Carrying Amount </link:label>
<link:label id="lab_us-gaap_FiniteLivedIntangibleAssetsGross_F5BFEB9191982217F7E544D6D6AD7535_label_en-US" xlink:label="lab_us-gaap_FiniteLivedIntangibleAssetsGross_F5BFEB9191982217F7E544D6D6AD7535" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Finite-Lived Intangible Assets, Gross </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsGross" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsGross_F5BFEB9191982217F7E544D6D6AD7535" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsGross_F5BFEB9191982217F7E544D6D6AD7535" xlink:to="lab_us-gaap_FiniteLivedIntangibleAssetsGross_F5BFEB9191982217F7E544D6D6AD7535" xlink:type="arc"/>
<link:label id="lab_us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization_2311846AD40DB6C96DD344D6D6ADFF48_negatedLabel_en-US" xlink:label="lab_us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization_2311846AD40DB6C96DD344D6D6ADFF48" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:type="resource" xml:lang="en-US"> Accumulated Amortization </link:label>
<link:label id="lab_us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization_2311846AD40DB6C96DD344D6D6ADFF48_label_en-US" xlink:label="lab_us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization_2311846AD40DB6C96DD344D6D6ADFF48" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Finite-Lived Intangible Assets, Accumulated Amortization </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization_2311846AD40DB6C96DD344D6D6ADFF48" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization_2311846AD40DB6C96DD344D6D6ADFF48" xlink:to="lab_us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization_2311846AD40DB6C96DD344D6D6ADFF48" xlink:type="arc"/>
<link:label id="lab_us-gaap_FiniteLivedIntangibleAssetUsefulLife_120CEE2EBCE79C726D6F44D6D6AD5D46_terseLabel_en-US" xlink:label="lab_us-gaap_FiniteLivedIntangibleAssetUsefulLife_120CEE2EBCE79C726D6F44D6D6AD5D46" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Weighted-average useful life (years) </link:label>
<link:label id="lab_us-gaap_FiniteLivedIntangibleAssetUsefulLife_120CEE2EBCE79C726D6F44D6D6AD5D46_label_en-US" xlink:label="lab_us-gaap_FiniteLivedIntangibleAssetUsefulLife_120CEE2EBCE79C726D6F44D6D6AD5D46" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Finite-Lived Intangible Asset, Useful Life </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetUsefulLife" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetUsefulLife_120CEE2EBCE79C726D6F44D6D6AD5D46" xlink:type="locator"/>
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<link:label id="lab_us-gaap_MarketableSecuritiesAbstract_884157F6F6FAF301674EBB95DCAF5D2D_label_en-US" xlink:label="lab_us-gaap_MarketableSecuritiesAbstract_884157F6F6FAF301674EBB95DCAF5D2D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Marketable Securities [Abstract] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_MarketableSecuritiesAbstract" xlink:label="loc_us-gaap_MarketableSecuritiesAbstract_884157F6F6FAF301674EBB95DCAF5D2D" xlink:type="locator"/>
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<link:label id="lab_us-gaap_InvestmentsInDebtAndMarketableEquitySecuritiesAndCertainTradingAssetsDisclosureTextBlock_3073009B73A5A12ED0E0BB95DCAF1941_terseLabel_en-US" xlink:label="lab_us-gaap_InvestmentsInDebtAndMarketableEquitySecuritiesAndCertainTradingAssetsDisclosureTextBlock_3073009B73A5A12ED0E0BB95DCAF1941" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> MARKETABLE SECURITIES </link:label>
<link:label id="lab_us-gaap_InvestmentsInDebtAndMarketableEquitySecuritiesAndCertainTradingAssetsDisclosureTextBlock_3073009B73A5A12ED0E0BB95DCAF1941_label_en-US" xlink:label="lab_us-gaap_InvestmentsInDebtAndMarketableEquitySecuritiesAndCertainTradingAssetsDisclosureTextBlock_3073009B73A5A12ED0E0BB95DCAF1941" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Investments in Debt and Marketable Equity Securities (and Certain Trading Assets) Disclosure [Text Block] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_InvestmentsInDebtAndMarketableEquitySecuritiesAndCertainTradingAssetsDisclosureTextBlock" xlink:label="loc_us-gaap_InvestmentsInDebtAndMarketableEquitySecuritiesAndCertainTradingAssetsDisclosureTextBlock_3073009B73A5A12ED0E0BB95DCAF1941" xlink:type="locator"/>
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<link:label id="lab_us-gaap_IncomeStatementAbstract_4FD63FB85B8FD5079FF6858202FE3F81_label_en-US" xlink:label="lab_us-gaap_IncomeStatementAbstract_4FD63FB85B8FD5079FF6858202FE3F81" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Income Statement [Abstract] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_IncomeStatementAbstract" xlink:label="loc_us-gaap_IncomeStatementAbstract_4FD63FB85B8FD5079FF6858202FE3F81" xlink:type="locator"/>
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<link:label id="lab_us-gaap_CostsAndExpensesAbstract_E1889A0697441335488A858202FFA5D3_terseLabel_en-US" xlink:label="lab_us-gaap_CostsAndExpensesAbstract_E1889A0697441335488A858202FFA5D3" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Operating costs and expenses: </link:label>
<link:label id="lab_us-gaap_CostsAndExpensesAbstract_E1889A0697441335488A858202FFA5D3_label_en-US" xlink:label="lab_us-gaap_CostsAndExpensesAbstract_E1889A0697441335488A858202FFA5D3" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Costs and Expenses [Abstract] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_CostsAndExpensesAbstract" xlink:label="loc_us-gaap_CostsAndExpensesAbstract_E1889A0697441335488A858202FFA5D3" xlink:type="locator"/>
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<link:label id="lab_us-gaap_EarningsPerShareBasic_38DD0782EF28D26A39838582030159ED_terseLabel_en-US" xlink:label="lab_us-gaap_EarningsPerShareBasic_38DD0782EF28D26A39838582030159ED" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Basic (loss) earnings per share (in usd per share) </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_EarningsPerShareBasic" xlink:label="loc_us-gaap_EarningsPerShareBasic_38DD0782EF28D26A39838582030159ED" xlink:type="locator"/>
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<link:label id="lab_us-gaap_EarningsPerShareDiluted_024FCFF066134066AABA858203015A85_terseLabel_en-US" xlink:label="lab_us-gaap_EarningsPerShareDiluted_024FCFF066134066AABA858203015A85" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Diluted (loss) earnings per share (in usd per share) </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_EarningsPerShareDiluted" xlink:label="loc_us-gaap_EarningsPerShareDiluted_024FCFF066134066AABA858203015A85" xlink:type="locator"/>
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<link:label id="lab_us-gaap_CommonStockDividendsPerShareDeclared_FCDB13CFD4769F0A1BA485820301BD5D_terseLabel_en-US" xlink:label="lab_us-gaap_CommonStockDividendsPerShareDeclared_FCDB13CFD4769F0A1BA485820301BD5D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Dividends declared per share (in usd per share) </link:label>
<link:label id="lab_us-gaap_CommonStockDividendsPerShareDeclared_FCDB13CFD4769F0A1BA485820301BD5D_label_en-US" xlink:label="lab_us-gaap_CommonStockDividendsPerShareDeclared_FCDB13CFD4769F0A1BA485820301BD5D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Common Stock, Dividends, Per Share, Declared </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_CommonStockDividendsPerShareDeclared" xlink:label="loc_us-gaap_CommonStockDividendsPerShareDeclared_FCDB13CFD4769F0A1BA485820301BD5D" xlink:type="locator"/>
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<link:label id="lab_iac_NonCashCompensationExpenseByFunctionAbstract_3B0F6532DAFE43BDBB9C85820301F523_terseLabel_en-US" xlink:label="lab_iac_NonCashCompensationExpenseByFunctionAbstract_3B0F6532DAFE43BDBB9C85820301F523" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Stock-based compensation expense by function: </link:label>
<link:label id="lab_iac_NonCashCompensationExpenseByFunctionAbstract_3B0F6532DAFE43BDBB9C85820301F523_label_en-US" xlink:label="lab_iac_NonCashCompensationExpenseByFunctionAbstract_3B0F6532DAFE43BDBB9C85820301F523" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Non Cash Compensation Expense by Function [Abstract] </link:label>
<link:label id="lab_iac_NonCashCompensationExpenseByFunctionAbstract_3B0F6532DAFE43BDBB9C85820301F523_documentation_en-US" xlink:label="lab_iac_NonCashCompensationExpenseByFunctionAbstract_3B0F6532DAFE43BDBB9C85820301F523" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> No definition available. </link:label>
<link:loc xlink:href="iac-20161231.xsd#iac_NonCashCompensationExpenseByFunctionAbstract" xlink:label="loc_iac_NonCashCompensationExpenseByFunctionAbstract_3B0F6532DAFE43BDBB9C85820301F523" xlink:type="locator"/>
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<link:label id="lab_us-gaap_AllocatedShareBasedCompensationExpense_F3A8BC54330AC02EFEC7858203014E16_verboseLabel_en-US" xlink:label="lab_us-gaap_AllocatedShareBasedCompensationExpense_F3A8BC54330AC02EFEC7858203014E16" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Stock-based compensation expense </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_AllocatedShareBasedCompensationExpense" xlink:label="loc_us-gaap_AllocatedShareBasedCompensationExpense_F3A8BC54330AC02EFEC7858203014E16" xlink:type="locator"/>
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<link:label id="lab_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable_9107E61A83BC4C72412EE147CACFB4E7_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable_9107E61A83BC4C72412EE147CACFB4E7" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Schedule of Segment Reporting Information, by Segment [Table] </link:label>
<link:label id="lab_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable_9107E61A83BC4C72412EE147CACFB4E7_label_en-US" xlink:label="lab_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable_9107E61A83BC4C72412EE147CACFB4E7" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Schedule of Segment Reporting Information, by Segment [Table] </link:label>
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<link:label id="lab_us-gaap_IntersegmentEliminationMember_2B930E50D3CE41122D4BE147CACFE4B4_terseLabel_en-US" xlink:label="lab_us-gaap_IntersegmentEliminationMember_2B930E50D3CE41122D4BE147CACFE4B4" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Inter-segment Elimination </link:label>
<link:label id="lab_us-gaap_IntersegmentEliminationMember_2B930E50D3CE41122D4BE147CACFE4B4_label_en-US" xlink:label="lab_us-gaap_IntersegmentEliminationMember_2B930E50D3CE41122D4BE147CACFE4B4" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Intersegment Eliminations [Member] </link:label>
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<link:label id="lab_us-gaap_SegmentReportingInformationLineItems_91FCCC2FEB07E5167AFDE147CAD0CFFB_terseLabel_en-US" xlink:label="lab_us-gaap_SegmentReportingInformationLineItems_91FCCC2FEB07E5167AFDE147CAD0CFFB" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Segment Reporting Information </link:label>
<link:label id="lab_us-gaap_SegmentReportingInformationLineItems_91FCCC2FEB07E5167AFDE147CAD0CFFB_label_en-US" xlink:label="lab_us-gaap_SegmentReportingInformationLineItems_91FCCC2FEB07E5167AFDE147CAD0CFFB" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Segment Reporting Information [Line Items] </link:label>
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<link:label id="lab_iac_AdjustedEBITDA_F6EC812BDF03E7BD252FE147CAD044E7_terseLabel_en-US" xlink:label="lab_iac_AdjustedEBITDA_F6EC812BDF03E7BD252FE147CAD044E7" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Adjusted EBITDA </link:label>
<link:label id="lab_iac_AdjustedEBITDA_F6EC812BDF03E7BD252FE147CAD044E7_label_en-US" xlink:label="lab_iac_AdjustedEBITDA_F6EC812BDF03E7BD252FE147CAD044E7" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Adjusted EBITDA </link:label>
<link:label id="lab_iac_AdjustedEBITDA_F6EC812BDF03E7BD252FE147CAD044E7_documentation_en-US" xlink:label="lab_iac_AdjustedEBITDA_F6EC812BDF03E7BD252FE147CAD044E7" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Adjusted EBITDA is defined as operating income excluding: (1) non-cash compensation expense; (2) depreciation; and (3) acquisition-related items consisting of (i) amortization of intangible assets and goodwill and intangible asset impairments and (ii) gains and losses recognized on changes in the fair value of contingent consideration arrangements. </link:label>
<link:loc xlink:href="iac-20161231.xsd#iac_AdjustedEBITDA" xlink:label="loc_iac_AdjustedEBITDA_F6EC812BDF03E7BD252FE147CAD044E7" xlink:type="locator"/>
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<link:label id="lab_us-gaap_PaymentsToAcquirePropertyPlantAndEquipment_3724C76142A3C130C921E147CAD0B85A_terseLabel_en-US" xlink:label="lab_us-gaap_PaymentsToAcquirePropertyPlantAndEquipment_3724C76142A3C130C921E147CAD0B85A" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Capital expenditures </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_PaymentsToAcquirePropertyPlantAndEquipment" xlink:label="loc_us-gaap_PaymentsToAcquirePropertyPlantAndEquipment_3724C76142A3C130C921E147CAD0B85A" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_PaymentsToAcquirePropertyPlantAndEquipment_3724C76142A3C130C921E147CAD0B85A" xlink:to="lab_us-gaap_PaymentsToAcquirePropertyPlantAndEquipment_3724C76142A3C130C921E147CAD0B85A" xlink:type="arc"/>
<link:label id="lab_us-gaap_ScheduleOfRevenuesFromExternalCustomersAndLongLivedAssetsTable_F8F437476613E3751EEFBB95DD45CA2E_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfRevenuesFromExternalCustomersAndLongLivedAssetsTable_F8F437476613E3751EEFBB95DD45CA2E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Schedule of Revenues from External Customers and Long-Lived Assets [Table] </link:label>
<link:label id="lab_us-gaap_ScheduleOfRevenuesFromExternalCustomersAndLongLivedAssetsTable_F8F437476613E3751EEFBB95DD45CA2E_label_en-US" xlink:label="lab_us-gaap_ScheduleOfRevenuesFromExternalCustomersAndLongLivedAssetsTable_F8F437476613E3751EEFBB95DD45CA2E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Schedule of Revenues from External Customers and Long-Lived Assets [Table] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ScheduleOfRevenuesFromExternalCustomersAndLongLivedAssetsTable" xlink:label="loc_us-gaap_ScheduleOfRevenuesFromExternalCustomersAndLongLivedAssetsTable_F8F437476613E3751EEFBB95DD45CA2E" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ScheduleOfRevenuesFromExternalCustomersAndLongLivedAssetsTable_F8F437476613E3751EEFBB95DD45CA2E" xlink:to="lab_us-gaap_ScheduleOfRevenuesFromExternalCustomersAndLongLivedAssetsTable_F8F437476613E3751EEFBB95DD45CA2E" xlink:type="arc"/>
<link:label id="lab_us-gaap_StatementGeographicalAxis_D7141453D02436B14876BB95DD456FD8_verboseLabel_en-US" xlink:label="lab_us-gaap_StatementGeographicalAxis_D7141453D02436B14876BB95DD456FD8" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Statement, Geographical [Axis] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_StatementGeographicalAxis" xlink:label="loc_us-gaap_StatementGeographicalAxis_D7141453D02436B14876BB95DD456FD8" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_StatementGeographicalAxis_D7141453D02436B14876BB95DD456FD8" xlink:to="lab_us-gaap_StatementGeographicalAxis_D7141453D02436B14876BB95DD456FD8" xlink:type="arc"/>
<link:label id="lab_us-gaap_RevenuesFromExternalCustomersAndLongLivedAssetsLineItems_238552BDA8D049F1F8F5BB95DD451EE7_terseLabel_en-US" xlink:label="lab_us-gaap_RevenuesFromExternalCustomersAndLongLivedAssetsLineItems_238552BDA8D049F1F8F5BB95DD451EE7" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Revenue and Long-lived Assets by Geography </link:label>
<link:label id="lab_us-gaap_RevenuesFromExternalCustomersAndLongLivedAssetsLineItems_238552BDA8D049F1F8F5BB95DD451EE7_label_en-US" xlink:label="lab_us-gaap_RevenuesFromExternalCustomersAndLongLivedAssetsLineItems_238552BDA8D049F1F8F5BB95DD451EE7" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Revenues from External Customers and Long-Lived Assets [Line Items] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_RevenuesFromExternalCustomersAndLongLivedAssetsLineItems" xlink:label="loc_us-gaap_RevenuesFromExternalCustomersAndLongLivedAssetsLineItems_238552BDA8D049F1F8F5BB95DD451EE7" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_RevenuesFromExternalCustomersAndLongLivedAssetsLineItems_238552BDA8D049F1F8F5BB95DD451EE7" xlink:to="lab_us-gaap_RevenuesFromExternalCustomersAndLongLivedAssetsLineItems_238552BDA8D049F1F8F5BB95DD451EE7" xlink:type="arc"/>
<link:label id="lab_us-gaap_PropertyPlantAndEquipmentNet_B00E39ECBB25E6745813BB95DD45C3C4_verboseLabel_en-US" xlink:label="lab_us-gaap_PropertyPlantAndEquipmentNet_B00E39ECBB25E6745813BB95DD45C3C4" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Long-lived assets (excluding goodwill and intangible assets) </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_PropertyPlantAndEquipmentNet" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentNet_B00E39ECBB25E6745813BB95DD45C3C4" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentNet_B00E39ECBB25E6745813BB95DD45C3C4" xlink:to="lab_us-gaap_PropertyPlantAndEquipmentNet_B00E39ECBB25E6745813BB95DD45C3C4" xlink:type="arc"/>
<link:label id="lab_us-gaap_AllowanceForDoubtfulAccountsReceivableCurrent_797DCCF153D30C54B85D440F61A0B931_terseLabel_en-US" xlink:label="lab_us-gaap_AllowanceForDoubtfulAccountsReceivableCurrent_797DCCF153D30C54B85D440F61A0B931" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Accounts receivable allowance </link:label>
<link:label id="lab_us-gaap_AllowanceForDoubtfulAccountsReceivableCurrent_797DCCF153D30C54B85D440F61A0B931_label_en-US" xlink:label="lab_us-gaap_AllowanceForDoubtfulAccountsReceivableCurrent_797DCCF153D30C54B85D440F61A0B931" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Allowance for Doubtful Accounts Receivable, Current </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_AllowanceForDoubtfulAccountsReceivableCurrent" xlink:label="loc_us-gaap_AllowanceForDoubtfulAccountsReceivableCurrent_797DCCF153D30C54B85D440F61A0B931" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_AllowanceForDoubtfulAccountsReceivableCurrent_797DCCF153D30C54B85D440F61A0B931" xlink:to="lab_us-gaap_AllowanceForDoubtfulAccountsReceivableCurrent_797DCCF153D30C54B85D440F61A0B931" xlink:type="arc"/>
<link:label id="lab_us-gaap_CommonStockParOrStatedValuePerShare_51EE7F4BAC5C6A1FE99F440F61A1A127_terseLabel_en-US" xlink:label="lab_us-gaap_CommonStockParOrStatedValuePerShare_51EE7F4BAC5C6A1FE99F440F61A1A127" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Common stock, par value (in usd per share) </link:label>
<link:label id="lab_us-gaap_CommonStockParOrStatedValuePerShare_51EE7F4BAC5C6A1FE99F440F61A1A127_label_en-US" xlink:label="lab_us-gaap_CommonStockParOrStatedValuePerShare_51EE7F4BAC5C6A1FE99F440F61A1A127" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Common Stock, Par or Stated Value Per Share </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_CommonStockParOrStatedValuePerShare" xlink:label="loc_us-gaap_CommonStockParOrStatedValuePerShare_51EE7F4BAC5C6A1FE99F440F61A1A127" xlink:type="locator"/>
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<link:label id="lab_us-gaap_CommonStockSharesAuthorized_2511276B5EE5A6D1A5DD440F61A1E594_terseLabel_en-US" xlink:label="lab_us-gaap_CommonStockSharesAuthorized_2511276B5EE5A6D1A5DD440F61A1E594" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Common stock, authorized shares </link:label>
<link:label id="lab_us-gaap_CommonStockSharesAuthorized_2511276B5EE5A6D1A5DD440F61A1E594_label_en-US" xlink:label="lab_us-gaap_CommonStockSharesAuthorized_2511276B5EE5A6D1A5DD440F61A1E594" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Common Stock, Shares Authorized </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_CommonStockSharesAuthorized" xlink:label="loc_us-gaap_CommonStockSharesAuthorized_2511276B5EE5A6D1A5DD440F61A1E594" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_CommonStockSharesAuthorized_2511276B5EE5A6D1A5DD440F61A1E594" xlink:to="lab_us-gaap_CommonStockSharesAuthorized_2511276B5EE5A6D1A5DD440F61A1E594" xlink:type="arc"/>
<link:label id="lab_us-gaap_CommonStockSharesIssued_9FC63052E9A5E32CC56B440F61A15489_terseLabel_en-US" xlink:label="lab_us-gaap_CommonStockSharesIssued_9FC63052E9A5E32CC56B440F61A15489" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Common stock, issued shares </link:label>
<link:label id="lab_us-gaap_CommonStockSharesIssued_9FC63052E9A5E32CC56B440F61A15489_label_en-US" xlink:label="lab_us-gaap_CommonStockSharesIssued_9FC63052E9A5E32CC56B440F61A15489" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Common Stock, Shares, Issued </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_CommonStockSharesIssued" xlink:label="loc_us-gaap_CommonStockSharesIssued_9FC63052E9A5E32CC56B440F61A15489" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_CommonStockSharesIssued_9FC63052E9A5E32CC56B440F61A15489" xlink:to="lab_us-gaap_CommonStockSharesIssued_9FC63052E9A5E32CC56B440F61A15489" xlink:type="arc"/>
<link:label id="lab_us-gaap_CommonStockSharesOutstanding_23C9912AAB6126AB3942440F61A199F4_terseLabel_en-US" xlink:label="lab_us-gaap_CommonStockSharesOutstanding_23C9912AAB6126AB3942440F61A199F4" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Common stock, outstanding shares </link:label>
<link:label id="lab_us-gaap_CommonStockSharesOutstanding_23C9912AAB6126AB3942440F61A199F4_label_en-US" xlink:label="lab_us-gaap_CommonStockSharesOutstanding_23C9912AAB6126AB3942440F61A199F4" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Common Stock, Shares, Outstanding </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_CommonStockSharesOutstanding" xlink:label="loc_us-gaap_CommonStockSharesOutstanding_23C9912AAB6126AB3942440F61A199F4" xlink:type="locator"/>
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<link:label id="lab_us-gaap_TreasuryStockShares_EB84BD6A42950771F168440F61A136BF_terseLabel_en-US" xlink:label="lab_us-gaap_TreasuryStockShares_EB84BD6A42950771F168440F61A136BF" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Treasury stock, shares </link:label>
<link:label id="lab_us-gaap_TreasuryStockShares_EB84BD6A42950771F168440F61A136BF_label_en-US" xlink:label="lab_us-gaap_TreasuryStockShares_EB84BD6A42950771F168440F61A136BF" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Treasury Stock, Shares </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_TreasuryStockShares" xlink:label="loc_us-gaap_TreasuryStockShares_EB84BD6A42950771F168440F61A136BF" xlink:type="locator"/>
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<link:label id="lab_us-gaap_CostOfRevenueAbstract_BE754F768A862997ACFB8581FF808D36_terseLabel_en-US" xlink:label="lab_us-gaap_CostOfRevenueAbstract_BE754F768A862997ACFB8581FF808D36" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Cost of revenue: </link:label>
<link:label id="lab_us-gaap_CostOfRevenueAbstract_BE754F768A862997ACFB8581FF808D36_label_en-US" xlink:label="lab_us-gaap_CostOfRevenueAbstract_BE754F768A862997ACFB8581FF808D36" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Cost of Revenue [Abstract] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_CostOfRevenueAbstract" xlink:label="loc_us-gaap_CostOfRevenueAbstract_BE754F768A862997ACFB8581FF808D36" xlink:type="locator"/>
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<link:label id="lab_us-gaap_CostOfServicesExcludingDepreciationDepletionAndAmortization_C13485EDC5258CBC40A28581FF801478_terseLabel_en-US" xlink:label="lab_us-gaap_CostOfServicesExcludingDepreciationDepletionAndAmortization_C13485EDC5258CBC40A28581FF801478" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Cost of service revenue </link:label>
<link:label id="lab_us-gaap_CostOfServicesExcludingDepreciationDepletionAndAmortization_C13485EDC5258CBC40A28581FF801478_label_en-US" xlink:label="lab_us-gaap_CostOfServicesExcludingDepreciationDepletionAndAmortization_C13485EDC5258CBC40A28581FF801478" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Cost of Services, Excluding Depreciation, Depletion, and Amortization </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_CostOfServicesExcludingDepreciationDepletionAndAmortization" xlink:label="loc_us-gaap_CostOfServicesExcludingDepreciationDepletionAndAmortization_C13485EDC5258CBC40A28581FF801478" xlink:type="locator"/>
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<link:label id="lab_us-gaap_CostOfGoodsSoldExcludingDepreciationDepletionAndAmortization_9D7DC88C6AE94AA56B368581FF8005AB_terseLabel_en-US" xlink:label="lab_us-gaap_CostOfGoodsSoldExcludingDepreciationDepletionAndAmortization_9D7DC88C6AE94AA56B368581FF8005AB" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Cost of product revenue </link:label>
<link:label id="lab_us-gaap_CostOfGoodsSoldExcludingDepreciationDepletionAndAmortization_9D7DC88C6AE94AA56B368581FF8005AB_label_en-US" xlink:label="lab_us-gaap_CostOfGoodsSoldExcludingDepreciationDepletionAndAmortization_9D7DC88C6AE94AA56B368581FF8005AB" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Cost of Goods Sold, Excluding Depreciation, Depletion, and Amortization </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_CostOfGoodsSoldExcludingDepreciationDepletionAndAmortization" xlink:label="loc_us-gaap_CostOfGoodsSoldExcludingDepreciationDepletionAndAmortization_9D7DC88C6AE94AA56B368581FF8005AB" xlink:type="locator"/>
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<link:label id="lab_us-gaap_CostOfRevenue_EC8C31605C5FAB6E367F85E060F5F135_totalLabel_en-US" xlink:label="lab_us-gaap_CostOfRevenue_EC8C31605C5FAB6E367F85E060F5F135" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:type="resource" xml:lang="en-US"> Cost of revenue </link:label>
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<link:label id="lab_us-gaap_ScheduleOfAccruedLiabilitiesTableTextBlock_9FC91A172CB25BFDE2348581FFADC00F_label_en-US" xlink:label="lab_us-gaap_ScheduleOfAccruedLiabilitiesTableTextBlock_9FC91A172CB25BFDE2348581FFADC00F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Schedule of Accrued Liabilities [Table Text Block] </link:label>
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<link:label id="lab_us-gaap_ScheduleOfOtherNonoperatingIncomeExpenseTableTextBlock_A9BBDD23167BBCE7CF5385EA78E14A47_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfOtherNonoperatingIncomeExpenseTableTextBlock_A9BBDD23167BBCE7CF5385EA78E14A47" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Schedule of Other (Expense) Income, Net </link:label>
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<link:label id="lab_us-gaap_ScheduleOfCondensedBalanceSheetTableTextBlock_9CA30FE91759A08B092830360BA3FEDF_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfCondensedBalanceSheetTableTextBlock_9CA30FE91759A08B092830360BA3FEDF" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Condensed Balance Sheet </link:label>
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<link:label id="lab_us-gaap_ScheduleOfCondensedCashFlowStatementTableTextBlock_6F995B8DF63BF474C70A30360BA311B8_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfCondensedCashFlowStatementTableTextBlock_6F995B8DF63BF474C70A30360BA311B8" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Condensed Statement of Cash Flows </link:label>
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<link:label id="lab_us-gaap_ScheduleOfGoodwillTable_C68854B0E3A7FD69BC915CB3F3D03B4B_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfGoodwillTable_C68854B0E3A7FD69BC915CB3F3D03B4B" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Schedule of Goodwill [Table] </link:label>
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<link:label id="lab_iac_SearchandApplicationsMember_D91A049E367EA5D62E645CB3F3D0B4E8_terseLabel_en-US" xlink:label="lab_iac_SearchandApplicationsMember_D91A049E367EA5D62E645CB3F3D0B4E8" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Search & Applications </link:label>
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<link:label id="lab_iac_ConnectedVenturesMember_0B7018332C0C47838DC15CB3F3D18BFC_terseLabel_en-US" xlink:label="lab_iac_ConnectedVenturesMember_0B7018332C0C47838DC15CB3F3D18BFC" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Connected Ventures </link:label>
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<link:label id="lab_us-gaap_GoodwillLineItems_A6AD93FFBE1C276098115CB3F3D11248_verboseLabel_en-US" xlink:label="lab_us-gaap_GoodwillLineItems_A6AD93FFBE1C276098115CB3F3D11248" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Goodwill </link:label>
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<link:label id="lab_us-gaap_GoodwillRollForward_817C2009E45A547F54C75CB3F3D1659E_terseLabel_en-US" xlink:label="lab_us-gaap_GoodwillRollForward_817C2009E45A547F54C75CB3F3D1659E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Goodwill </link:label>
<link:label id="lab_us-gaap_GoodwillRollForward_817C2009E45A547F54C75CB3F3D1659E_label_en-US" xlink:label="lab_us-gaap_GoodwillRollForward_817C2009E45A547F54C75CB3F3D1659E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Goodwill [Roll Forward] </link:label>
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<link:label id="lab_us-gaap_Goodwill_F0CB0348EB31BE258D7A5CB3F3D10C26_periodStartLabel_en-US" xlink:label="lab_us-gaap_Goodwill_F0CB0348EB31BE258D7A5CB3F3D10C26" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:type="resource" xml:lang="en-US"> Balance at beginning of period </link:label>
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<link:label id="lab_us-gaap_GoodwillAcquiredDuringPeriod_8CEE9EBB03B2D1A167B35CB3F3D22E90_terseLabel_en-US" xlink:label="lab_us-gaap_GoodwillAcquiredDuringPeriod_8CEE9EBB03B2D1A167B35CB3F3D22E90" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Additions </link:label>
<link:label id="lab_us-gaap_GoodwillAcquiredDuringPeriod_8CEE9EBB03B2D1A167B35CB3F3D22E90_label_en-US" xlink:label="lab_us-gaap_GoodwillAcquiredDuringPeriod_8CEE9EBB03B2D1A167B35CB3F3D22E90" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Goodwill, Acquired During Period </link:label>
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<link:label id="lab_iac_GoodwillDeductionsDuringPeriod_63D4AE1F0FC6930783425CB3F3D2D9C7_negatedTerseLabel_en-US" xlink:label="lab_iac_GoodwillDeductionsDuringPeriod_63D4AE1F0FC6930783425CB3F3D2D9C7" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US"> (Deductions) </link:label>
<link:label id="lab_iac_GoodwillDeductionsDuringPeriod_63D4AE1F0FC6930783425CB3F3D2D9C7_label_en-US" xlink:label="lab_iac_GoodwillDeductionsDuringPeriod_63D4AE1F0FC6930783425CB3F3D2D9C7" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Goodwill Deductions During Period </link:label>
<link:label id="lab_iac_GoodwillDeductionsDuringPeriod_63D4AE1F0FC6930783425CB3F3D2D9C7_documentation_en-US" xlink:label="lab_iac_GoodwillDeductionsDuringPeriod_63D4AE1F0FC6930783425CB3F3D2D9C7" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Goodwill Deductions During Period </link:label>
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<link:label id="lab_us-gaap_GoodwillImpairmentLoss_53FBA666211A1F2E725E5CB3F3D21814_negatedTerseLabel_en-US" xlink:label="lab_us-gaap_GoodwillImpairmentLoss_53FBA666211A1F2E725E5CB3F3D21814" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:type="resource" xml:lang="en-US"> Impairment </link:label>
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<link:label id="lab_us-gaap_GoodwillForeignCurrencyTranslationGainLoss_0C10B0D095B18C59391F5CB3F3D2812A_terseLabel_en-US" xlink:label="lab_us-gaap_GoodwillForeignCurrencyTranslationGainLoss_0C10B0D095B18C59391F5CB3F3D2812A" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Foreign Exchange Translation </link:label>
<link:label id="lab_us-gaap_GoodwillForeignCurrencyTranslationGainLoss_0C10B0D095B18C59391F5CB3F3D2812A_label_en-US" xlink:label="lab_us-gaap_GoodwillForeignCurrencyTranslationGainLoss_0C10B0D095B18C59391F5CB3F3D2812A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Goodwill, Foreign Currency Translation Gain (Loss) </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_GoodwillForeignCurrencyTranslationGainLoss" xlink:label="loc_us-gaap_GoodwillForeignCurrencyTranslationGainLoss_0C10B0D095B18C59391F5CB3F3D2812A" xlink:type="locator"/>
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<link:label id="lab_us-gaap_GoodwillTransfers_217373899FAB671D8AB75CB3F3D2AFB5_terseLabel_en-US" xlink:label="lab_us-gaap_GoodwillTransfers_217373899FAB671D8AB75CB3F3D2AFB5" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Allocation of IAC's former Search & Applications Segment Goodwill Based on Relative Fair Value </link:label>
<link:label id="lab_us-gaap_GoodwillTransfers_217373899FAB671D8AB75CB3F3D2AFB5_label_en-US" xlink:label="lab_us-gaap_GoodwillTransfers_217373899FAB671D8AB75CB3F3D2AFB5" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Goodwill, Transfers </link:label>
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<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_Goodwill" xlink:label="loc_us-gaap_Goodwill_B62086F16BC8985448C95CB3F3D2F071" xlink:type="locator"/>
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<link:label id="lab_us-gaap_NumberOfOperatingSegments_51E2FF934F6920BA22455CB3F3D27D02_terseLabel_en-US" xlink:label="lab_us-gaap_NumberOfOperatingSegments_51E2FF934F6920BA22455CB3F3D27D02" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Number of operating segments </link:label>
<link:label id="lab_us-gaap_NumberOfOperatingSegments_51E2FF934F6920BA22455CB3F3D27D02_label_en-US" xlink:label="lab_us-gaap_NumberOfOperatingSegments_51E2FF934F6920BA22455CB3F3D27D02" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Number of Operating Segments </link:label>
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<link:label id="lab_iac_NumberofOperatingSegmentsafterSplit_8FFE9CE8369EE0A843145CB3F3D39D64_terseLabel_en-US" xlink:label="lab_iac_NumberofOperatingSegmentsafterSplit_8FFE9CE8369EE0A843145CB3F3D39D64" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Number of operating segments after split </link:label>
<link:label id="lab_iac_NumberofOperatingSegmentsafterSplit_8FFE9CE8369EE0A843145CB3F3D39D64_label_en-US" xlink:label="lab_iac_NumberofOperatingSegmentsafterSplit_8FFE9CE8369EE0A843145CB3F3D39D64" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Number of Operating Segments after Split </link:label>
<link:label id="lab_iac_NumberofOperatingSegmentsafterSplit_8FFE9CE8369EE0A843145CB3F3D39D64_documentation_en-US" xlink:label="lab_iac_NumberofOperatingSegmentsafterSplit_8FFE9CE8369EE0A843145CB3F3D39D64" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Number of Operating Segments after Split </link:label>
<link:loc xlink:href="iac-20161231.xsd#iac_NumberofOperatingSegmentsafterSplit" xlink:label="loc_iac_NumberofOperatingSegmentsafterSplit_8FFE9CE8369EE0A843145CB3F3D39D64" xlink:type="locator"/>
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<link:label id="lab_iac_NumberofReportableSegmentsafterSplit_11222C166A7B685104515CB3F3D34BBA_terseLabel_en-US" xlink:label="lab_iac_NumberofReportableSegmentsafterSplit_11222C166A7B685104515CB3F3D34BBA" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Number of reportable segments after split </link:label>
<link:label id="lab_iac_NumberofReportableSegmentsafterSplit_11222C166A7B685104515CB3F3D34BBA_label_en-US" xlink:label="lab_iac_NumberofReportableSegmentsafterSplit_11222C166A7B685104515CB3F3D34BBA" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Number of Reportable Segments after Split </link:label>
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<link:loc xlink:href="iac-20161231.xsd#iac_NumberofReportableSegmentsafterSplit" xlink:label="loc_iac_NumberofReportableSegmentsafterSplit_11222C166A7B685104515CB3F3D34BBA" xlink:type="locator"/>
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<link:label id="lab_us-gaap_GoodwillImpairedAccumulatedImpairmentLoss_84578878201213D84CE05CB3F3D3B6F9_terseLabel_en-US" xlink:label="lab_us-gaap_GoodwillImpairedAccumulatedImpairmentLoss_84578878201213D84CE05CB3F3D3B6F9" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Accumulated goodwill impairment loss </link:label>
<link:label id="lab_us-gaap_GoodwillImpairedAccumulatedImpairmentLoss_84578878201213D84CE05CB3F3D3B6F9_label_en-US" xlink:label="lab_us-gaap_GoodwillImpairedAccumulatedImpairmentLoss_84578878201213D84CE05CB3F3D3B6F9" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Goodwill, Impaired, Accumulated Impairment Loss </link:label>
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<link:label id="lab_us-gaap_ScheduleOfAvailableForSaleSecuritiesTable_4FE3657C6F4CE397E10167B948145B9E_terseLabel_en-US" xlink:label="lab_us-gaap_ScheduleOfAvailableForSaleSecuritiesTable_4FE3657C6F4CE397E10167B948145B9E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Schedule of Available-for-sale Securities [Table] </link:label>
<link:label id="lab_us-gaap_ScheduleOfAvailableForSaleSecuritiesTable_4FE3657C6F4CE397E10167B948145B9E_label_en-US" xlink:label="lab_us-gaap_ScheduleOfAvailableForSaleSecuritiesTable_4FE3657C6F4CE397E10167B948145B9E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Schedule of Available-for-sale Securities [Table] </link:label>
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<link:label id="lab_us-gaap_CommercialPaperMember_5F05F6D46F01FF8CA5FF67B94815F93F_terseLabel_en-US" xlink:label="lab_us-gaap_CommercialPaperMember_5F05F6D46F01FF8CA5FF67B94815F93F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Commercial paper </link:label>
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<link:label id="lab_iac_IntercompanyInvestingActivities_81065257D53D60DE25BA865DE50A06D3_terseLabel_en-US" xlink:label="lab_iac_IntercompanyInvestingActivities_81065257D53D60DE25BA865DE50A06D3" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Intercompany </link:label>
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<link:label id="lab_us-gaap_ProceedsFromIssuanceOfLongTermDebt_7E72F526639A16BD3B87865DE50ABED4_verboseLabel_en-US" xlink:label="lab_us-gaap_ProceedsFromIssuanceOfLongTermDebt_7E72F526639A16BD3B87865DE50ABED4" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Proceeds from Match Group 2016 Senior Notes offering </link:label>
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<link:label id="lab_us-gaap_AcquisitionRelatedCostsMember_CE34DFD874D350F13DBA83FCE5CE47CD_terseLabel_en-US" xlink:label="lab_us-gaap_AcquisitionRelatedCostsMember_CE34DFD874D350F13DBA83FCE5CE47CD" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Acquisition-related Costs </link:label>
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<link:label id="lab_us-gaap_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeDomain_D090E214CC458AD32B98BB95DC9BDDFA_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeDomain_D090E214CC458AD32B98BB95DC9BDDFA" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Domain] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeDomain" xlink:label="loc_us-gaap_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeDomain_D090E214CC458AD32B98BB95DC9BDDFA" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeDomain_D090E214CC458AD32B98BB95DC9BDDFA" xlink:to="lab_us-gaap_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeDomain_D090E214CC458AD32B98BB95DC9BDDFA" xlink:type="arc"/>
<link:label id="lab_iac_ExercisePriceRangeOneMember_332E62B9E43197E18263BB95DC9BC61B_terseLabel_en-US" xlink:label="lab_iac_ExercisePriceRangeOneMember_332E62B9E43197E18263BB95DC9BC61B" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> $10.01 to $20.00 </link:label>
<link:label id="lab_iac_ExercisePriceRangeOneMember_332E62B9E43197E18263BB95DC9BC61B_label_en-US" xlink:label="lab_iac_ExercisePriceRangeOneMember_332E62B9E43197E18263BB95DC9BC61B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Exercise Price Range One [Member] </link:label>
<link:label id="lab_iac_ExercisePriceRangeOneMember_332E62B9E43197E18263BB95DC9BC61B_documentation_en-US" xlink:label="lab_iac_ExercisePriceRangeOneMember_332E62B9E43197E18263BB95DC9BC61B" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> This element represents the range of exercise prices of stock options from $10.01 to $20.00. </link:label>
<link:loc xlink:href="iac-20161231.xsd#iac_ExercisePriceRangeOneMember" xlink:label="loc_iac_ExercisePriceRangeOneMember_332E62B9E43197E18263BB95DC9BC61B" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_iac_ExercisePriceRangeOneMember_332E62B9E43197E18263BB95DC9BC61B" xlink:to="lab_iac_ExercisePriceRangeOneMember_332E62B9E43197E18263BB95DC9BC61B" xlink:type="arc"/>
<link:label id="lab_iac_ExercisePriceRangeTwoMember_B4815F00002B1FC6D319BB95DC9B1F89_verboseLabel_en-US" xlink:label="lab_iac_ExercisePriceRangeTwoMember_B4815F00002B1FC6D319BB95DC9B1F89" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> $20.01 to $30.00 </link:label>
<link:label id="lab_iac_ExercisePriceRangeTwoMember_B4815F00002B1FC6D319BB95DC9B1F89_label_en-US" xlink:label="lab_iac_ExercisePriceRangeTwoMember_B4815F00002B1FC6D319BB95DC9B1F89" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Exercise Price Range Two [Member] </link:label>
<link:label id="lab_iac_ExercisePriceRangeTwoMember_B4815F00002B1FC6D319BB95DC9B1F89_documentation_en-US" xlink:label="lab_iac_ExercisePriceRangeTwoMember_B4815F00002B1FC6D319BB95DC9B1F89" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> This element represents the range of exercise prices of stock options from $20.01 to $30.00. </link:label>
<link:loc xlink:href="iac-20161231.xsd#iac_ExercisePriceRangeTwoMember" xlink:label="loc_iac_ExercisePriceRangeTwoMember_B4815F00002B1FC6D319BB95DC9B1F89" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_iac_ExercisePriceRangeTwoMember_B4815F00002B1FC6D319BB95DC9B1F89" xlink:to="lab_iac_ExercisePriceRangeTwoMember_B4815F00002B1FC6D319BB95DC9B1F89" xlink:type="arc"/>
<link:label id="lab_iac_ExercisePriceRangeThreeMember_7F0A22BE896DF2DEFF2DBB95DC9B59A4_terseLabel_en-US" xlink:label="lab_iac_ExercisePriceRangeThreeMember_7F0A22BE896DF2DEFF2DBB95DC9B59A4" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> $30.01 to $40.00 </link:label>
<link:label id="lab_iac_ExercisePriceRangeThreeMember_7F0A22BE896DF2DEFF2DBB95DC9B59A4_label_en-US" xlink:label="lab_iac_ExercisePriceRangeThreeMember_7F0A22BE896DF2DEFF2DBB95DC9B59A4" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Exercise Price Range Three [Member] </link:label>
<link:label id="lab_iac_ExercisePriceRangeThreeMember_7F0A22BE896DF2DEFF2DBB95DC9B59A4_documentation_en-US" xlink:label="lab_iac_ExercisePriceRangeThreeMember_7F0A22BE896DF2DEFF2DBB95DC9B59A4" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> This element represents the range of exercise prices of stock options from $30.01 to $40.00. </link:label>
<link:loc xlink:href="iac-20161231.xsd#iac_ExercisePriceRangeThreeMember" xlink:label="loc_iac_ExercisePriceRangeThreeMember_7F0A22BE896DF2DEFF2DBB95DC9B59A4" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_iac_ExercisePriceRangeThreeMember_7F0A22BE896DF2DEFF2DBB95DC9B59A4" xlink:to="lab_iac_ExercisePriceRangeThreeMember_7F0A22BE896DF2DEFF2DBB95DC9B59A4" xlink:type="arc"/>
<link:label id="lab_iac_ExercisePriceRangeFourMember_E806960510FB996C0DC2BB95DC9BFE94_terseLabel_en-US" xlink:label="lab_iac_ExercisePriceRangeFourMember_E806960510FB996C0DC2BB95DC9BFE94" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> $40.01 to $50.00 </link:label>
<link:label id="lab_iac_ExercisePriceRangeFourMember_E806960510FB996C0DC2BB95DC9BFE94_label_en-US" xlink:label="lab_iac_ExercisePriceRangeFourMember_E806960510FB996C0DC2BB95DC9BFE94" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Exercise Price Range Four [Member] </link:label>
<link:label id="lab_iac_ExercisePriceRangeFourMember_E806960510FB996C0DC2BB95DC9BFE94_documentation_en-US" xlink:label="lab_iac_ExercisePriceRangeFourMember_E806960510FB996C0DC2BB95DC9BFE94" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> This element represents the range of exercise prices of stock options from $40.01 to $50.00. </link:label>
<link:loc xlink:href="iac-20161231.xsd#iac_ExercisePriceRangeFourMember" xlink:label="loc_iac_ExercisePriceRangeFourMember_E806960510FB996C0DC2BB95DC9BFE94" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_iac_ExercisePriceRangeFourMember_E806960510FB996C0DC2BB95DC9BFE94" xlink:to="lab_iac_ExercisePriceRangeFourMember_E806960510FB996C0DC2BB95DC9BFE94" xlink:type="arc"/>
<link:label id="lab_iac_ExercisePriceRangeFiveMember_7ED7CB9A7905A9B1B103BB95DC9B77F6_terseLabel_en-US" xlink:label="lab_iac_ExercisePriceRangeFiveMember_7ED7CB9A7905A9B1B103BB95DC9B77F6" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> $50.01 to $60.00 </link:label>
<link:label id="lab_iac_ExercisePriceRangeFiveMember_7ED7CB9A7905A9B1B103BB95DC9B77F6_label_en-US" xlink:label="lab_iac_ExercisePriceRangeFiveMember_7ED7CB9A7905A9B1B103BB95DC9B77F6" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Exercise Price Range Five [Member] </link:label>
<link:label id="lab_iac_ExercisePriceRangeFiveMember_7ED7CB9A7905A9B1B103BB95DC9B77F6_documentation_en-US" xlink:label="lab_iac_ExercisePriceRangeFiveMember_7ED7CB9A7905A9B1B103BB95DC9B77F6" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> This element represents the range of exercise prices of stock options from $50.01 to $60.00. </link:label>
<link:loc xlink:href="iac-20161231.xsd#iac_ExercisePriceRangeFiveMember" xlink:label="loc_iac_ExercisePriceRangeFiveMember_7ED7CB9A7905A9B1B103BB95DC9B77F6" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_iac_ExercisePriceRangeFiveMember_7ED7CB9A7905A9B1B103BB95DC9B77F6" xlink:to="lab_iac_ExercisePriceRangeFiveMember_7ED7CB9A7905A9B1B103BB95DC9B77F6" xlink:type="arc"/>
<link:label id="lab_iac_ExercisePriceRangeSixMember_2D409866BA521B2DE8C3BB95DC9B99EF_verboseLabel_en-US" xlink:label="lab_iac_ExercisePriceRangeSixMember_2D409866BA521B2DE8C3BB95DC9B99EF" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> $60.01 to $70.00 </link:label>
<link:label id="lab_iac_ExercisePriceRangeSixMember_2D409866BA521B2DE8C3BB95DC9B99EF_label_en-US" xlink:label="lab_iac_ExercisePriceRangeSixMember_2D409866BA521B2DE8C3BB95DC9B99EF" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Exercise Price Range Six [Member] </link:label>
<link:label id="lab_iac_ExercisePriceRangeSixMember_2D409866BA521B2DE8C3BB95DC9B99EF_documentation_en-US" xlink:label="lab_iac_ExercisePriceRangeSixMember_2D409866BA521B2DE8C3BB95DC9B99EF" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> This element represents the range of exercise prices of stock options from $60.01 to $70.00. </link:label>
<link:loc xlink:href="iac-20161231.xsd#iac_ExercisePriceRangeSixMember" xlink:label="loc_iac_ExercisePriceRangeSixMember_2D409866BA521B2DE8C3BB95DC9B99EF" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_iac_ExercisePriceRangeSixMember_2D409866BA521B2DE8C3BB95DC9B99EF" xlink:to="lab_iac_ExercisePriceRangeSixMember_2D409866BA521B2DE8C3BB95DC9B99EF" xlink:type="arc"/>
<link:label id="lab_iac_ExercisePriceRangeSevenMember_7A4853F787ADB954987EBB95DC9B21D9_terseLabel_en-US" xlink:label="lab_iac_ExercisePriceRangeSevenMember_7A4853F787ADB954987EBB95DC9B21D9" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> $70.01 to $80.00 </link:label>
<link:label id="lab_iac_ExercisePriceRangeSevenMember_7A4853F787ADB954987EBB95DC9B21D9_label_en-US" xlink:label="lab_iac_ExercisePriceRangeSevenMember_7A4853F787ADB954987EBB95DC9B21D9" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Exercise Price Range Seven [Member] </link:label>
<link:label id="lab_iac_ExercisePriceRangeSevenMember_7A4853F787ADB954987EBB95DC9B21D9_documentation_en-US" xlink:label="lab_iac_ExercisePriceRangeSevenMember_7A4853F787ADB954987EBB95DC9B21D9" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> This element represents the range of exercise prices of stock options from $70.01 to $80.00. </link:label>
<link:loc xlink:href="iac-20161231.xsd#iac_ExercisePriceRangeSevenMember" xlink:label="loc_iac_ExercisePriceRangeSevenMember_7A4853F787ADB954987EBB95DC9B21D9" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_iac_ExercisePriceRangeSevenMember_7A4853F787ADB954987EBB95DC9B21D9" xlink:to="lab_iac_ExercisePriceRangeSevenMember_7A4853F787ADB954987EBB95DC9B21D9" xlink:type="arc"/>
<link:label id="lab_iac_ExercisePriceRangeEightMember_500B5A96B405FCC1DAC8BB95DC9B61B4_terseLabel_en-US" xlink:label="lab_iac_ExercisePriceRangeEightMember_500B5A96B405FCC1DAC8BB95DC9B61B4" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> $80.01 to $90.00 </link:label>
<link:label id="lab_iac_ExercisePriceRangeEightMember_500B5A96B405FCC1DAC8BB95DC9B61B4_label_en-US" xlink:label="lab_iac_ExercisePriceRangeEightMember_500B5A96B405FCC1DAC8BB95DC9B61B4" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Exercise Price Range Eight [Member] </link:label>
<link:label id="lab_iac_ExercisePriceRangeEightMember_500B5A96B405FCC1DAC8BB95DC9B61B4_documentation_en-US" xlink:label="lab_iac_ExercisePriceRangeEightMember_500B5A96B405FCC1DAC8BB95DC9B61B4" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Exercise Price Range Eight </link:label>
<link:loc xlink:href="iac-20161231.xsd#iac_ExercisePriceRangeEightMember" xlink:label="loc_iac_ExercisePriceRangeEightMember_500B5A96B405FCC1DAC8BB95DC9B61B4" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_iac_ExercisePriceRangeEightMember_500B5A96B405FCC1DAC8BB95DC9B61B4" xlink:to="lab_iac_ExercisePriceRangeEightMember_500B5A96B405FCC1DAC8BB95DC9B61B4" xlink:type="arc"/>
<link:label id="lab_us-gaap_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeLineItems_4653C20BD982D30455E9BB95DC9BD51C_terseLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeLineItems_4653C20BD982D30455E9BB95DC9BD51C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range </link:label>
<link:label id="lab_us-gaap_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeLineItems_4653C20BD982D30455E9BB95DC9BD51C_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeLineItems_4653C20BD982D30455E9BB95DC9BD51C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeLineItems" xlink:label="loc_us-gaap_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeLineItems_4653C20BD982D30455E9BB95DC9BD51C" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeLineItems_4653C20BD982D30455E9BB95DC9BD51C" xlink:to="lab_us-gaap_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeLineItems_4653C20BD982D30455E9BB95DC9BD51C" xlink:type="arc"/>
<link:label id="lab_iac_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingAbstract_55D64DE518247F7F62C1BB95DC9B9878_terseLabel_en-US" xlink:label="lab_iac_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingAbstract_55D64DE518247F7F62C1BB95DC9B9878" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Options Outstanding </link:label>
<link:label id="lab_iac_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingAbstract_55D64DE518247F7F62C1BB95DC9B9878_label_en-US" xlink:label="lab_iac_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingAbstract_55D64DE518247F7F62C1BB95DC9B9878" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding [Abstract] </link:label>
<link:label id="lab_iac_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingAbstract_55D64DE518247F7F62C1BB95DC9B9878_documentation_en-US" xlink:label="lab_iac_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingAbstract_55D64DE518247F7F62C1BB95DC9B9878" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding [Abstract] </link:label>
<link:loc xlink:href="iac-20161231.xsd#iac_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingAbstract" xlink:label="loc_iac_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingAbstract_55D64DE518247F7F62C1BB95DC9B9878" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_iac_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingAbstract_55D64DE518247F7F62C1BB95DC9B9878" xlink:to="lab_iac_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingAbstract_55D64DE518247F7F62C1BB95DC9B9878" xlink:type="arc"/>
<link:label id="lab_us-gaap_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeNumberOfOutstandingOptions_FB20586234929ECCF369BB95DC9B3E66_terseLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeNumberOfOutstandingOptions_FB20586234929ECCF369BB95DC9B3E66" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Options outstanding (in shares) </link:label>
<link:label id="lab_us-gaap_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeNumberOfOutstandingOptions_FB20586234929ECCF369BB95DC9B3E66_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeNumberOfOutstandingOptions_FB20586234929ECCF369BB95DC9B3E66" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range, Number of Outstanding Options </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeNumberOfOutstandingOptions" xlink:label="loc_us-gaap_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeNumberOfOutstandingOptions_FB20586234929ECCF369BB95DC9B3E66" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeNumberOfOutstandingOptions_FB20586234929ECCF369BB95DC9B3E66" xlink:to="lab_us-gaap_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeNumberOfOutstandingOptions_FB20586234929ECCF369BB95DC9B3E66" xlink:type="arc"/>
<link:label id="lab_us-gaap_SharebasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeOutstandingOptionsWeightedAverageRemainingContractualTerm2_9534A7A0213047D3CF3BBB95DC9B11A0_terseLabel_en-US" xlink:label="lab_us-gaap_SharebasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeOutstandingOptionsWeightedAverageRemainingContractualTerm2_9534A7A0213047D3CF3BBB95DC9B11A0" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Weighted-average remaining contractual life (in years) </link:label>
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<link:label id="lab_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomestic_78ED4CC128B39AF6AB832A34B19D1607_label_en-US" xlink:label="lab_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomestic_78ED4CC128B39AF6AB832A34B19D1607" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Income (Loss) from Continuing Operations before Income Taxes, Domestic </link:label>
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<link:label id="lab_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesForeign_A6F49EE4F44909AAC9F92A34B19DBFEB_terseLabel_en-US" xlink:label="lab_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesForeign_A6F49EE4F44909AAC9F92A34B19DBFEB" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Foreign </link:label>
<link:label id="lab_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesForeign_A6F49EE4F44909AAC9F92A34B19DBFEB_label_en-US" xlink:label="lab_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesForeign_A6F49EE4F44909AAC9F92A34B19DBFEB" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Income (Loss) from Continuing Operations before Income Taxes, Foreign </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesForeign" xlink:label="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesForeign_A6F49EE4F44909AAC9F92A34B19DBFEB" xlink:type="locator"/>
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<link:label id="lab_us-gaap_NonoperatingIncomeExpenseAbstract_AA7822F9EF0521A321DA35C2DFD94AD8_verboseLabel_en-US" xlink:label="lab_us-gaap_NonoperatingIncomeExpenseAbstract_AA7822F9EF0521A321DA35C2DFD94AD8" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Other income (expense), net: </link:label>
<link:label id="lab_us-gaap_NonoperatingIncomeExpenseAbstract_AA7822F9EF0521A321DA35C2DFD94AD8_label_en-US" xlink:label="lab_us-gaap_NonoperatingIncomeExpenseAbstract_AA7822F9EF0521A321DA35C2DFD94AD8" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Nonoperating Income (Expense) [Abstract] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_NonoperatingIncomeExpenseAbstract" xlink:label="loc_us-gaap_NonoperatingIncomeExpenseAbstract_AA7822F9EF0521A321DA35C2DFD94AD8" xlink:type="locator"/>
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<link:label id="lab_us-gaap_InvestmentHoldingsLineItems_98AA4CA149C0AB1FAF9667B947E076FA_verboseLabel_en-US" xlink:label="lab_us-gaap_InvestmentHoldingsLineItems_98AA4CA149C0AB1FAF9667B947E076FA" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Long-term investments </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_InvestmentHoldingsLineItems" xlink:label="loc_us-gaap_InvestmentHoldingsLineItems_98AA4CA149C0AB1FAF9667B947E076FA" xlink:type="locator"/>
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<link:label id="lab_us-gaap_CostmethodInvestmentsOtherThanTemporaryImpairment_455B4848F0C3AC7A55AB67B947E0723E_terseLabel_en-US" xlink:label="lab_us-gaap_CostmethodInvestmentsOtherThanTemporaryImpairment_455B4848F0C3AC7A55AB67B947E0723E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> After tax other-than-temporary impairment charge </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_CostmethodInvestmentsOtherThanTemporaryImpairment" xlink:label="loc_us-gaap_CostmethodInvestmentsOtherThanTemporaryImpairment_455B4848F0C3AC7A55AB67B947E0723E" xlink:type="locator"/>
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<link:label id="lab_iac_CostMethodInvestmentOwnershipPercentage_2932F4DDCA61B956B2EE67B947E028C2_terseLabel_en-US" xlink:label="lab_iac_CostMethodInvestmentOwnershipPercentage_2932F4DDCA61B956B2EE67B947E028C2" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Ownership percentage </link:label>
<link:label id="lab_iac_CostMethodInvestmentOwnershipPercentage_2932F4DDCA61B956B2EE67B947E028C2_label_en-US" xlink:label="lab_iac_CostMethodInvestmentOwnershipPercentage_2932F4DDCA61B956B2EE67B947E028C2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Cost Method Investment Ownership Percentage </link:label>
<link:label id="lab_iac_CostMethodInvestmentOwnershipPercentage_2932F4DDCA61B956B2EE67B947E028C2_documentation_en-US" xlink:label="lab_iac_CostMethodInvestmentOwnershipPercentage_2932F4DDCA61B956B2EE67B947E028C2" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> The percentage of ownership of common stock or equity participation in the investee accounted for under the cost method of accounting. </link:label>
<link:loc xlink:href="iac-20161231.xsd#iac_CostMethodInvestmentOwnershipPercentage" xlink:label="loc_iac_CostMethodInvestmentOwnershipPercentage_2932F4DDCA61B956B2EE67B947E028C2" xlink:type="locator"/>
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<link:label id="lab_us-gaap_EquityMethodInvestmentOtherThanTemporaryImpairment_F7427CB1DB67481B14B467B947E0E1F8_terseLabel_en-US" xlink:label="lab_us-gaap_EquityMethodInvestmentOtherThanTemporaryImpairment_F7427CB1DB67481B14B467B947E0E1F8" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> After tax other-than-temporary impairment charge </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_EquityMethodInvestmentOtherThanTemporaryImpairment" xlink:label="loc_us-gaap_EquityMethodInvestmentOtherThanTemporaryImpairment_F7427CB1DB67481B14B467B947E0E1F8" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_EquityMethodInvestmentOtherThanTemporaryImpairment_F7427CB1DB67481B14B467B947E0E1F8" xlink:to="lab_us-gaap_EquityMethodInvestmentOtherThanTemporaryImpairment_F7427CB1DB67481B14B467B947E0E1F8" xlink:type="arc"/>
<link:label id="lab_iac_EquityMethodInvestmentOtherThanTemporaryImpairmentNumberofInvestments_06E80CBF2CB3706EE30D67B947E07145_terseLabel_en-US" xlink:label="lab_iac_EquityMethodInvestmentOtherThanTemporaryImpairmentNumberofInvestments_06E80CBF2CB3706EE30D67B947E07145" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Number of investments with other-than-temporary impairment charges (investment) </link:label>
<link:label id="lab_iac_EquityMethodInvestmentOtherThanTemporaryImpairmentNumberofInvestments_06E80CBF2CB3706EE30D67B947E07145_label_en-US" xlink:label="lab_iac_EquityMethodInvestmentOtherThanTemporaryImpairmentNumberofInvestments_06E80CBF2CB3706EE30D67B947E07145" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Equity Method Investment, Other Than Temporary Impairment, Number of Investments </link:label>
<link:label id="lab_iac_EquityMethodInvestmentOtherThanTemporaryImpairmentNumberofInvestments_06E80CBF2CB3706EE30D67B947E07145_documentation_en-US" xlink:label="lab_iac_EquityMethodInvestmentOtherThanTemporaryImpairmentNumberofInvestments_06E80CBF2CB3706EE30D67B947E07145" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Equity Method Investment, Other Than Temporary Impairment, Number of Investments </link:label>
<link:loc xlink:href="iac-20161231.xsd#iac_EquityMethodInvestmentOtherThanTemporaryImpairmentNumberofInvestments" xlink:label="loc_iac_EquityMethodInvestmentOtherThanTemporaryImpairmentNumberofInvestments_06E80CBF2CB3706EE30D67B947E07145" xlink:type="locator"/>
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<link:label id="lab_us-gaap_AvailableForSaleEquitySecuritiesAmortizedCostBasis_7F6F9409AD2C2535D56E67B947E08E57_terseLabel_en-US" xlink:label="lab_us-gaap_AvailableForSaleEquitySecuritiesAmortizedCostBasis_7F6F9409AD2C2535D56E67B947E08E57" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Cost basis </link:label>
<link:label id="lab_us-gaap_AvailableForSaleEquitySecuritiesAmortizedCostBasis_7F6F9409AD2C2535D56E67B947E08E57_label_en-US" xlink:label="lab_us-gaap_AvailableForSaleEquitySecuritiesAmortizedCostBasis_7F6F9409AD2C2535D56E67B947E08E57" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Available-for-sale Equity Securities, Amortized Cost Basis </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_AvailableForSaleEquitySecuritiesAmortizedCostBasis" xlink:label="loc_us-gaap_AvailableForSaleEquitySecuritiesAmortizedCostBasis_7F6F9409AD2C2535D56E67B947E08E57" xlink:type="locator"/>
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<link:label id="lab_us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax_1D99E7FE921BB49BEC5667B947E05189_verboseLabel_en-US" xlink:label="lab_us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax_1D99E7FE921BB49BEC5667B947E05189" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:type="resource" xml:lang="en-US"> Gross unrealized gain </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax" xlink:label="loc_us-gaap_AvailableForSaleDebtSecuritiesAccumulatedGrossUnrealizedGainBeforeTax_1D99E7FE921BB49BEC5667B947E05189" xlink:type="locator"/>
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<link:label id="lab_us-gaap_VestingAxis_E5D90F4216301B43D1FC858200AF6178_terseLabel_en-US" xlink:label="lab_us-gaap_VestingAxis_E5D90F4216301B43D1FC858200AF6178" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Vesting [Axis] </link:label>
<link:label id="lab_us-gaap_VestingAxis_E5D90F4216301B43D1FC858200AF6178_label_en-US" xlink:label="lab_us-gaap_VestingAxis_E5D90F4216301B43D1FC858200AF6178" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Vesting [Axis] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_VestingAxis" xlink:label="loc_us-gaap_VestingAxis_E5D90F4216301B43D1FC858200AF6178" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_VestingAxis_E5D90F4216301B43D1FC858200AF6178" xlink:to="lab_us-gaap_VestingAxis_E5D90F4216301B43D1FC858200AF6178" xlink:type="arc"/>
<link:label id="lab_us-gaap_VestingDomain_90870E95A4934E775106858200AF8326_terseLabel_en-US" xlink:label="lab_us-gaap_VestingDomain_90870E95A4934E775106858200AF8326" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Vesting [Domain] </link:label>
<link:label id="lab_us-gaap_VestingDomain_90870E95A4934E775106858200AF8326_label_en-US" xlink:label="lab_us-gaap_VestingDomain_90870E95A4934E775106858200AF8326" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Vesting [Domain] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_VestingDomain" xlink:label="loc_us-gaap_VestingDomain_90870E95A4934E775106858200AF8326" xlink:type="locator"/>
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<link:label id="lab_us-gaap_ShareBasedCompensationAwardTrancheOneMember_A6761E485D35C425166E858200AF0126_terseLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationAwardTrancheOneMember_A6761E485D35C425166E858200AF0126" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Vesting period one </link:label>
<link:label id="lab_us-gaap_ShareBasedCompensationAwardTrancheOneMember_A6761E485D35C425166E858200AF0126_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationAwardTrancheOneMember_A6761E485D35C425166E858200AF0126" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Share-based Compensation Award, Tranche One [Member] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ShareBasedCompensationAwardTrancheOneMember" xlink:label="loc_us-gaap_ShareBasedCompensationAwardTrancheOneMember_A6761E485D35C425166E858200AF0126" xlink:type="locator"/>
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<link:label id="lab_us-gaap_ShareBasedCompensationAwardTrancheTwoMember_27836690C521D76E3493858200AF7E2F_terseLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationAwardTrancheTwoMember_27836690C521D76E3493858200AF7E2F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Vesting period two </link:label>
<link:label id="lab_us-gaap_ShareBasedCompensationAwardTrancheTwoMember_27836690C521D76E3493858200AF7E2F_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationAwardTrancheTwoMember_27836690C521D76E3493858200AF7E2F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Share-based Compensation Award, Tranche Two [Member] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ShareBasedCompensationAwardTrancheTwoMember" xlink:label="loc_us-gaap_ShareBasedCompensationAwardTrancheTwoMember_27836690C521D76E3493858200AF7E2F" xlink:type="locator"/>
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<link:label id="lab_us-gaap_ShareBasedCompensationAwardTrancheThreeMember_1A3426EA6D2154B1A7C8858200AFE045_terseLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationAwardTrancheThreeMember_1A3426EA6D2154B1A7C8858200AFE045" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Vesting period three </link:label>
<link:label id="lab_us-gaap_ShareBasedCompensationAwardTrancheThreeMember_1A3426EA6D2154B1A7C8858200AFE045_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationAwardTrancheThreeMember_1A3426EA6D2154B1A7C8858200AFE045" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Share-based Compensation Award, Tranche Three [Member] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ShareBasedCompensationAwardTrancheThreeMember" xlink:label="loc_us-gaap_ShareBasedCompensationAwardTrancheThreeMember_1A3426EA6D2154B1A7C8858200AFE045" xlink:type="locator"/>
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<link:label id="lab_iac_SharebasedCompensationAwardTrancheFourMember_7AC29751FE7492C943EE858200AFE564_terseLabel_en-US" xlink:label="lab_iac_SharebasedCompensationAwardTrancheFourMember_7AC29751FE7492C943EE858200AFE564" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Vesting period four </link:label>
<link:label id="lab_iac_SharebasedCompensationAwardTrancheFourMember_7AC29751FE7492C943EE858200AFE564_label_en-US" xlink:label="lab_iac_SharebasedCompensationAwardTrancheFourMember_7AC29751FE7492C943EE858200AFE564" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Share-based Compensation Award, Tranche Four [Member] </link:label>
<link:label id="lab_iac_SharebasedCompensationAwardTrancheFourMember_7AC29751FE7492C943EE858200AFE564_documentation_en-US" xlink:label="lab_iac_SharebasedCompensationAwardTrancheFourMember_7AC29751FE7492C943EE858200AFE564" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Share-based Compensation Award, Tranche Four </link:label>
<link:loc xlink:href="iac-20161231.xsd#iac_SharebasedCompensationAwardTrancheFourMember" xlink:label="loc_iac_SharebasedCompensationAwardTrancheFourMember_7AC29751FE7492C943EE858200AFE564" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_iac_SharebasedCompensationAwardTrancheFourMember_7AC29751FE7492C943EE858200AFE564" xlink:to="lab_iac_SharebasedCompensationAwardTrancheFourMember_7AC29751FE7492C943EE858200AFE564" xlink:type="arc"/>
<link:label id="lab_iac_MarketBasedStockOptionsMember_4D0E309682787D7A7B41858200B06E2C_terseLabel_en-US" xlink:label="lab_iac_MarketBasedStockOptionsMember_4D0E309682787D7A7B41858200B06E2C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Market-Based Stock Options </link:label>
<link:label id="lab_iac_MarketBasedStockOptionsMember_4D0E309682787D7A7B41858200B06E2C_label_en-US" xlink:label="lab_iac_MarketBasedStockOptionsMember_4D0E309682787D7A7B41858200B06E2C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Market-Based Stock Options [Member] </link:label>
<link:label id="lab_iac_MarketBasedStockOptionsMember_4D0E309682787D7A7B41858200B06E2C_documentation_en-US" xlink:label="lab_iac_MarketBasedStockOptionsMember_4D0E309682787D7A7B41858200B06E2C" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Market-Based Stock Options [Member] </link:label>
<link:loc xlink:href="iac-20161231.xsd#iac_MarketBasedStockOptionsMember" xlink:label="loc_iac_MarketBasedStockOptionsMember_4D0E309682787D7A7B41858200B06E2C" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_iac_MarketBasedStockOptionsMember_4D0E309682787D7A7B41858200B06E2C" xlink:to="lab_iac_MarketBasedStockOptionsMember_4D0E309682787D7A7B41858200B06E2C" xlink:type="arc"/>
<link:label id="lab_iac_RestrictedStockUnitsandPerformanceStockUnitsMember_2B4A7ADBC35122420FD9858200B09147_terseLabel_en-US" xlink:label="lab_iac_RestrictedStockUnitsandPerformanceStockUnitsMember_2B4A7ADBC35122420FD9858200B09147" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> RSU's and PSU's </link:label>
<link:label id="lab_iac_RestrictedStockUnitsandPerformanceStockUnitsMember_2B4A7ADBC35122420FD9858200B09147_label_en-US" xlink:label="lab_iac_RestrictedStockUnitsandPerformanceStockUnitsMember_2B4A7ADBC35122420FD9858200B09147" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Restricted Stock Units and Performance Stock Units [Member] </link:label>
<link:label id="lab_iac_RestrictedStockUnitsandPerformanceStockUnitsMember_2B4A7ADBC35122420FD9858200B09147_documentation_en-US" xlink:label="lab_iac_RestrictedStockUnitsandPerformanceStockUnitsMember_2B4A7ADBC35122420FD9858200B09147" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Restricted Stock Units and Performance Stock Units </link:label>
<link:loc xlink:href="iac-20161231.xsd#iac_RestrictedStockUnitsandPerformanceStockUnitsMember" xlink:label="loc_iac_RestrictedStockUnitsandPerformanceStockUnitsMember_2B4A7ADBC35122420FD9858200B09147" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_iac_RestrictedStockUnitsandPerformanceStockUnitsMember_2B4A7ADBC35122420FD9858200B09147" xlink:to="lab_iac_RestrictedStockUnitsandPerformanceStockUnitsMember_2B4A7ADBC35122420FD9858200B09147" xlink:type="arc"/>
<link:label id="lab_iac_FormerChiefExecutiveOfficerMember_0FE75098F2215A0091DF858200B164C8_terseLabel_en-US" xlink:label="lab_iac_FormerChiefExecutiveOfficerMember_0FE75098F2215A0091DF858200B164C8" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Executive </link:label>
<link:label id="lab_iac_FormerChiefExecutiveOfficerMember_0FE75098F2215A0091DF858200B164C8_label_en-US" xlink:label="lab_iac_FormerChiefExecutiveOfficerMember_0FE75098F2215A0091DF858200B164C8" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Former Chief Executive Officer [Member] </link:label>
<link:label id="lab_iac_FormerChiefExecutiveOfficerMember_0FE75098F2215A0091DF858200B164C8_documentation_en-US" xlink:label="lab_iac_FormerChiefExecutiveOfficerMember_0FE75098F2215A0091DF858200B164C8" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Former Chief Executive Officer [Member] </link:label>
<link:loc xlink:href="iac-20161231.xsd#iac_FormerChiefExecutiveOfficerMember" xlink:label="loc_iac_FormerChiefExecutiveOfficerMember_0FE75098F2215A0091DF858200B164C8" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_iac_FormerChiefExecutiveOfficerMember_0FE75098F2215A0091DF858200B164C8" xlink:to="lab_iac_FormerChiefExecutiveOfficerMember_0FE75098F2215A0091DF858200B164C8" xlink:type="arc"/>
<link:label id="lab_us-gaap_PlanNameAxis_AB87A025DD46A235D085858200B1692A_terseLabel_en-US" xlink:label="lab_us-gaap_PlanNameAxis_AB87A025DD46A235D085858200B1692A" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Plan Name [Axis] </link:label>
<link:label id="lab_us-gaap_PlanNameAxis_AB87A025DD46A235D085858200B1692A_label_en-US" xlink:label="lab_us-gaap_PlanNameAxis_AB87A025DD46A235D085858200B1692A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Plan Name [Axis] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_PlanNameAxis" xlink:label="loc_us-gaap_PlanNameAxis_AB87A025DD46A235D085858200B1692A" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_PlanNameAxis_AB87A025DD46A235D085858200B1692A" xlink:to="lab_us-gaap_PlanNameAxis_AB87A025DD46A235D085858200B1692A" xlink:type="arc"/>
<link:label id="lab_us-gaap_PlanNameDomain_2945C5A4EE893FAFE856858200B1661C_terseLabel_en-US" xlink:label="lab_us-gaap_PlanNameDomain_2945C5A4EE893FAFE856858200B1661C" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Plan Name [Domain] </link:label>
<link:label id="lab_us-gaap_PlanNameDomain_2945C5A4EE893FAFE856858200B1661C_label_en-US" xlink:label="lab_us-gaap_PlanNameDomain_2945C5A4EE893FAFE856858200B1661C" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Plan Name [Domain] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_PlanNameDomain" xlink:label="loc_us-gaap_PlanNameDomain_2945C5A4EE893FAFE856858200B1661C" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_PlanNameDomain_2945C5A4EE893FAFE856858200B1661C" xlink:to="lab_us-gaap_PlanNameDomain_2945C5A4EE893FAFE856858200B1661C" xlink:type="arc"/>
<link:label id="lab_iac_A2008PlanMember_4690B527EECE8ABCD5F5858200B1C336_terseLabel_en-US" xlink:label="lab_iac_A2008PlanMember_4690B527EECE8ABCD5F5858200B1C336" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> 2008 Plan </link:label>
<link:label id="lab_iac_A2008PlanMember_4690B527EECE8ABCD5F5858200B1C336_label_en-US" xlink:label="lab_iac_A2008PlanMember_4690B527EECE8ABCD5F5858200B1C336" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> 2008 Plan [Member] </link:label>
<link:label id="lab_iac_A2008PlanMember_4690B527EECE8ABCD5F5858200B1C336_documentation_en-US" xlink:label="lab_iac_A2008PlanMember_4690B527EECE8ABCD5F5858200B1C336" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> 2008 Plan [Member] </link:label>
<link:loc xlink:href="iac-20161231.xsd#iac_A2008PlanMember" xlink:label="loc_iac_A2008PlanMember_4690B527EECE8ABCD5F5858200B1C336" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_iac_A2008PlanMember_4690B527EECE8ABCD5F5858200B1C336" xlink:to="lab_iac_A2008PlanMember_4690B527EECE8ABCD5F5858200B1C336" xlink:type="arc"/>
<link:label id="lab_iac_A2013PlanMember_EE4CC58CD7106E965D32858200B189B8_terseLabel_en-US" xlink:label="lab_iac_A2013PlanMember_EE4CC58CD7106E965D32858200B189B8" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> 2013 Plan </link:label>
<link:label id="lab_iac_A2013PlanMember_EE4CC58CD7106E965D32858200B189B8_label_en-US" xlink:label="lab_iac_A2013PlanMember_EE4CC58CD7106E965D32858200B189B8" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> 2013 Plan [Member] </link:label>
<link:label id="lab_iac_A2013PlanMember_EE4CC58CD7106E965D32858200B189B8_documentation_en-US" xlink:label="lab_iac_A2013PlanMember_EE4CC58CD7106E965D32858200B189B8" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> 2013 Plan [Member] </link:label>
<link:loc xlink:href="iac-20161231.xsd#iac_A2013PlanMember" xlink:label="loc_iac_A2013PlanMember_EE4CC58CD7106E965D32858200B189B8" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_iac_A2013PlanMember_EE4CC58CD7106E965D32858200B189B8" xlink:to="lab_iac_A2013PlanMember_EE4CC58CD7106E965D32858200B189B8" xlink:type="arc"/>
<link:label id="lab_iac_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfActivePlans_9A10C5769978C83EFC3B858200B11A2E_terseLabel_en-US" xlink:label="lab_iac_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfActivePlans_9A10C5769978C83EFC3B858200B11A2E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Number of active stock-based compensation plans </link:label>
<link:label id="lab_iac_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfActivePlans_9A10C5769978C83EFC3B858200B11A2E_label_en-US" xlink:label="lab_iac_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfActivePlans_9A10C5769978C83EFC3B858200B11A2E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Share Based Compensation Arrangement by Share Based Payment Award Number of Active Plans </link:label>
<link:label id="lab_iac_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfActivePlans_9A10C5769978C83EFC3B858200B11A2E_documentation_en-US" xlink:label="lab_iac_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfActivePlans_9A10C5769978C83EFC3B858200B11A2E" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"> Represents the number of active equity-based compensation plans pursuant to which incentive awards are granted to employees, officers, directors and consultants. </link:label>
<link:loc xlink:href="iac-20161231.xsd#iac_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfActivePlans" xlink:label="loc_iac_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfActivePlans_9A10C5769978C83EFC3B858200B11A2E" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_iac_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfActivePlans_9A10C5769978C83EFC3B858200B11A2E" xlink:to="lab_iac_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfActivePlans_9A10C5769978C83EFC3B858200B11A2E" xlink:type="arc"/>
<link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrant_181750A184B33C7C1628858200B1D80E_terseLabel_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrant_181750A184B33C7C1628858200B1D80E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Shares available for grant (in shares) </link:label>
<link:label id="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrant_181750A184B33C7C1628858200B1D80E_label_en-US" xlink:label="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrant_181750A184B33C7C1628858200B1D80E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Available for Grant </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrant" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrant_181750A184B33C7C1628858200B1D80E" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrant_181750A184B33C7C1628858200B1D80E" xlink:to="lab_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrant_181750A184B33C7C1628858200B1D80E" xlink:type="arc"/>
<link:label id="lab_iac_TermOfShareBasedCompensationPlan_71835A5366AE82D59B93858200B19A2D_terseLabel_en-US" xlink:label="lab_iac_TermOfShareBasedCompensationPlan_71835A5366AE82D59B93858200B19A2D" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Stated term (in years) </link:label>
<link:label id="lab_iac_TermOfShareBasedCompensationPlan_71835A5366AE82D59B93858200B19A2D_label_en-US" xlink:label="lab_iac_TermOfShareBasedCompensationPlan_71835A5366AE82D59B93858200B19A2D" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Term Of Share-Based Compensation Plan </link:label>
<link:label id="lab_iac_TermOfShareBasedCompensationPlan_71835A5366AE82D59B93858200B19A2D_documentation_en-US" xlink:label="lab_iac_TermOfShareBasedCompensationPlan_71835A5366AE82D59B93858200B19A2D" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:type="resource" xml:lang="en-US"/>
<link:loc xlink:href="iac-20161231.xsd#iac_TermOfShareBasedCompensationPlan" xlink:label="loc_iac_TermOfShareBasedCompensationPlan_71835A5366AE82D59B93858200B19A2D" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_iac_TermOfShareBasedCompensationPlan_71835A5366AE82D59B93858200B19A2D" xlink:to="lab_iac_TermOfShareBasedCompensationPlan_71835A5366AE82D59B93858200B19A2D" xlink:type="arc"/>
<link:label id="lab_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardAwardVestingRightsPercentage_B22D0D1ADF1C3FE8A269858200B133CF_terseLabel_en-US" xlink:label="lab_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardAwardVestingRightsPercentage_B22D0D1ADF1C3FE8A269858200B133CF" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Vesting rights by year (percentage) </link:label>
<link:label id="lab_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardAwardVestingRightsPercentage_B22D0D1ADF1C3FE8A269858200B133CF_label_en-US" xlink:label="lab_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardAwardVestingRightsPercentage_B22D0D1ADF1C3FE8A269858200B133CF" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Rights, Percentage </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardAwardVestingRightsPercentage" xlink:label="loc_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardAwardVestingRightsPercentage_B22D0D1ADF1C3FE8A269858200B133CF" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardAwardVestingRightsPercentage_B22D0D1ADF1C3FE8A269858200B133CF" xlink:to="lab_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardAwardVestingRightsPercentage_B22D0D1ADF1C3FE8A269858200B133CF" xlink:type="arc"/>
<link:label id="lab_us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized_31DFA6838A0CA9A1ECEE858200B1117E_terseLabel_en-US" xlink:label="lab_us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized_31DFA6838A0CA9A1ECEE858200B1117E" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Unrecognized compensation cost, net of estimated forfeitures </link:label>
<link:label id="lab_us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized_31DFA6838A0CA9A1ECEE858200B1117E_label_en-US" xlink:label="lab_us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized_31DFA6838A0CA9A1ECEE858200B1117E" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Employee Service Share-based Compensation, Nonvested Awards, Compensation Cost Not yet Recognized </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized" xlink:label="loc_us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized_31DFA6838A0CA9A1ECEE858200B1117E" xlink:type="locator"/>
<link:labelArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="loc_us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized_31DFA6838A0CA9A1ECEE858200B1117E" xlink:to="lab_us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized_31DFA6838A0CA9A1ECEE858200B1117E" xlink:type="arc"/>
<link:label id="lab_us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedPeriodForRecognition1_B3D63864BC02DC64EE0D858200B1B175_terseLabel_en-US" xlink:label="lab_us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedPeriodForRecognition1_B3D63864BC02DC64EE0D858200B1B175" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Weighted average period over which cost is expected to be recognized (in years) </link:label>
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<link:label id="lab_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInEarnings1_7036E7796F1E0C6FD7FA85820197E86A_label_en-US" xlink:label="lab_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetGainLossIncludedInEarnings1_7036E7796F1E0C6FD7FA85820197E86A" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Gain (Loss) Included in Earnings </link:label>
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<link:label id="lab_iac_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetAcquisitions_B9A157DC5CF0E0A8D2FC858201976F43_terseLabel_en-US" xlink:label="lab_iac_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetAcquisitions_B9A157DC5CF0E0A8D2FC858201976F43" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Fair value at date of acquisition </link:label>
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<link:label id="lab_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetSettlements_C1AD4FDF3DFC887B0831858201975CF5_label_en-US" xlink:label="lab_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetSettlements_C1AD4FDF3DFC887B0831858201975CF5" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Asset, Settlements </link:label>
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<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetValue" xlink:label="loc_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetValue_D1858B310DD6F48B7BDD858201977A23" xlink:type="locator"/>
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<link:label id="lab_us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationCalculationRollForward_4DAD72FD8D53D360628985820197F612_terseLabel_en-US" xlink:label="lab_us-gaap_FairValueLiabilitiesMeasuredOnRecurringBasisUnobservableInputReconciliationCalculationRollForward_4DAD72FD8D53D360628985820197F612" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Contingent Consideration Arrangements </link:label>
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<link:label id="lab_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilitySettlements_3DB5C91B65EA8195BAEB85820198D12B_terseLabel_en-US" xlink:label="lab_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilitySettlements_3DB5C91B65EA8195BAEB85820198D12B" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Settlements </link:label>
<link:label id="lab_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilitySettlements_3DB5C91B65EA8195BAEB85820198D12B_label_en-US" xlink:label="lab_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilitySettlements_3DB5C91B65EA8195BAEB85820198D12B" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Liability, Settlements </link:label>
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<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilitySales" xlink:label="loc_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisLiabilitySales_8888A22940CF3B73A08585820198C9DB" xlink:type="locator"/>
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<link:loc xlink:href="iac-20161231.xsd#iac_FairValueMeasurementwithUnobservableInputsReconciliationRecurringBasisLiabilityOtherAdjustment" xlink:label="loc_iac_FairValueMeasurementwithUnobservableInputsReconciliationRecurringBasisLiabilityOtherAdjustment_09607FEE79C9D5FB31D8858201985370" xlink:type="locator"/>
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<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationsRecurringBasisLiabilityValue" xlink:label="loc_us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationsRecurringBasisLiabilityValue_5F686553705C1BF1F7BE85820198BCFA" xlink:type="locator"/>
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<link:label id="lab_us-gaap_FairValueByMeasurementFrequencyAxis_73BC33E918DB73B16028D6687561B397_terseLabel_en-US" xlink:label="lab_us-gaap_FairValueByMeasurementFrequencyAxis_73BC33E918DB73B16028D6687561B397" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Fair Value by Measurement Frequency [Axis] </link:label>
<link:label id="lab_us-gaap_FairValueByMeasurementFrequencyAxis_73BC33E918DB73B16028D6687561B397_label_en-US" xlink:label="lab_us-gaap_FairValueByMeasurementFrequencyAxis_73BC33E918DB73B16028D6687561B397" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Measurement Frequency [Axis] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_FairValueByMeasurementFrequencyAxis" xlink:label="loc_us-gaap_FairValueByMeasurementFrequencyAxis_73BC33E918DB73B16028D6687561B397" xlink:type="locator"/>
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<link:label id="lab_us-gaap_FairValueMeasurementFrequencyDomain_CD6F30AB43FCF768EAF9D668756190F7_terseLabel_en-US" xlink:label="lab_us-gaap_FairValueMeasurementFrequencyDomain_CD6F30AB43FCF768EAF9D668756190F7" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Fair Value, Measurement Frequency [Domain] </link:label>
<link:label id="lab_us-gaap_FairValueMeasurementFrequencyDomain_CD6F30AB43FCF768EAF9D668756190F7_label_en-US" xlink:label="lab_us-gaap_FairValueMeasurementFrequencyDomain_CD6F30AB43FCF768EAF9D668756190F7" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Fair Value, Measurement Frequency [Domain] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_FairValueMeasurementFrequencyDomain" xlink:label="loc_us-gaap_FairValueMeasurementFrequencyDomain_CD6F30AB43FCF768EAF9D668756190F7" xlink:type="locator"/>
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<link:label id="lab_us-gaap_FairValueMeasurementsRecurringMember_8A7C91B2D15245250C8DD66875621EF5_terseLabel_en-US" xlink:label="lab_us-gaap_FairValueMeasurementsRecurringMember_8A7C91B2D15245250C8DD66875621EF5" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Fair Value on a Recurring Basis </link:label>
<link:label id="lab_us-gaap_FairValueMeasurementsRecurringMember_8A7C91B2D15245250C8DD66875621EF5_label_en-US" xlink:label="lab_us-gaap_FairValueMeasurementsRecurringMember_8A7C91B2D15245250C8DD66875621EF5" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Fair Value, Measurements, Recurring [Member] </link:label>
<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_FairValueMeasurementsRecurringMember" xlink:label="loc_us-gaap_FairValueMeasurementsRecurringMember_8A7C91B2D15245250C8DD66875621EF5" xlink:type="locator"/>
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<link:label id="lab_us-gaap_FairValueByFairValueHierarchyLevelAxis_7CB643D3A3E9B94C558DD66875633D5F_terseLabel_en-US" xlink:label="lab_us-gaap_FairValueByFairValueHierarchyLevelAxis_7CB643D3A3E9B94C558DD66875633D5F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Fair Value, Hierarchy [Axis] </link:label>
<link:label id="lab_us-gaap_FairValueByFairValueHierarchyLevelAxis_7CB643D3A3E9B94C558DD66875633D5F_label_en-US" xlink:label="lab_us-gaap_FairValueByFairValueHierarchyLevelAxis_7CB643D3A3E9B94C558DD66875633D5F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Fair Value, Hierarchy [Axis] </link:label>
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<link:label id="lab_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_2AE852B0F6E7FFA7A30FD66875634F5F_terseLabel_en-US" xlink:label="lab_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_2AE852B0F6E7FFA7A30FD66875634F5F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Fair Value, Measurements, Fair Value Hierarchy [Domain] </link:label>
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<link:label id="lab_us-gaap_FairValueInputsLevel1Member_0212D8D7804E781F3117D668756388A6_label_en-US" xlink:label="lab_us-gaap_FairValueInputsLevel1Member_0212D8D7804E781F3117D668756388A6" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Fair Value, Inputs, Level 1 [Member] </link:label>
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<link:label id="lab_us-gaap_FairValueInputsLevel2Member_3DE0EE01591026D0E2F6D6687563613F_label_en-US" xlink:label="lab_us-gaap_FairValueInputsLevel2Member_3DE0EE01591026D0E2F6D6687563613F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Fair Value, Inputs, Level 2 [Member] </link:label>
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<link:label id="lab_us-gaap_FairValueInputsLevel3Member_09DAFB919D9B088CEF96D66875635759_terseLabel_en-US" xlink:label="lab_us-gaap_FairValueInputsLevel3Member_09DAFB919D9B088CEF96D66875635759" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Level 3 </link:label>
<link:label id="lab_us-gaap_FairValueInputsLevel3Member_09DAFB919D9B088CEF96D66875635759_label_en-US" xlink:label="lab_us-gaap_FairValueInputsLevel3Member_09DAFB919D9B088CEF96D66875635759" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Fair Value, Inputs, Level 3 [Member] </link:label>
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<link:label id="lab_us-gaap_MoneyMarketFundsMember_001FDD300C47F2720F8ED6687563E1D3_terseLabel_en-US" xlink:label="lab_us-gaap_MoneyMarketFundsMember_001FDD300C47F2720F8ED6687563E1D3" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Money market funds </link:label>
<link:label id="lab_us-gaap_MoneyMarketFundsMember_001FDD300C47F2720F8ED6687563E1D3_label_en-US" xlink:label="lab_us-gaap_MoneyMarketFundsMember_001FDD300C47F2720F8ED6687563E1D3" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Money Market Funds [Member] </link:label>
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<link:label id="lab_us-gaap_BankTimeDepositsMember_3AB71D5C4DEE6A77D621D6687564D96F_terseLabel_en-US" xlink:label="lab_us-gaap_BankTimeDepositsMember_3AB71D5C4DEE6A77D621D6687564D96F" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:type="resource" xml:lang="en-US"> Time deposits </link:label>
<link:label id="lab_us-gaap_BankTimeDepositsMember_3AB71D5C4DEE6A77D621D6687564D96F_label_en-US" xlink:label="lab_us-gaap_BankTimeDepositsMember_3AB71D5C4DEE6A77D621D6687564D96F" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Bank Time Deposits [Member] </link:label>
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<link:label id="lab_us-gaap_AssetsFairValueDisclosureAbstract_C8EB9D0A8574BA16D0EBD668756405F2_label_en-US" xlink:label="lab_us-gaap_AssetsFairValueDisclosureAbstract_C8EB9D0A8574BA16D0EBD668756405F2" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Assets, Fair Value Disclosure [Abstract] </link:label>
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<link:label id="lab_us-gaap_CashAndCashEquivalentsFairValueDisclosure_6FE072C3771B744A9156D66875667C46_label_en-US" xlink:label="lab_us-gaap_CashAndCashEquivalentsFairValueDisclosure_6FE072C3771B744A9156D66875667C46" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Cash and Cash Equivalents, Fair Value Disclosure </link:label>
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<link:label id="lab_us-gaap_AvailableForSaleSecuritiesNoncurrent_DD4468732FD130B65936D66875669DB4_label_en-US" xlink:label="lab_us-gaap_AvailableForSaleSecuritiesNoncurrent_DD4468732FD130B65936D66875669DB4" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Available-for-sale Securities, Noncurrent </link:label>
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<link:label id="lab_us-gaap_AssetsFairValueDisclosure_96C45FE422735350D3FDD66875666339_label_en-US" xlink:label="lab_us-gaap_AssetsFairValueDisclosure_96C45FE422735350D3FDD66875666339" xlink:role="http://www.xbrl.org/2003/role/label" xlink:type="resource" xml:lang="en-US"> Assets, Fair Value Disclosure </link:label>
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<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_LiabilitiesFairValueDisclosureAbstract" xlink:label="loc_us-gaap_LiabilitiesFairValueDisclosureAbstract_DD4CD3C990A43652A5F6D668756683C6" xlink:type="locator"/>
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<link:loc xlink:href="http://xbrl.fasb.org/us-gaap/2016/elts/us-gaap-2016-01-31.xsd#us-gaap_BusinessCombinationContingentConsiderationLiability" xlink:label="loc_us-gaap_BusinessCombinationContingentConsiderationLiability_E843898C1A5A28FB8C0FD6687566A1B8" xlink:type="locator"/>
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3 Subsequent Filings that Reference this Filing

  As Of               Filer                 Filing    For·On·As Docs:Size             Issuer                      Filing Agent

 6/01/17  SEC                               UPLOAD9/12/17    1:35K  Match Group, Inc.
 4/10/17  SEC                               UPLOAD9/12/17    1:132K Match Group, Inc.
 3/28/17  SEC                               UPLOAD9/12/17    1:140K Match Group, Inc.
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