As Of	Filer	Filing¹	For·On·As	Docs:Size	Issuer		Filing Agent

  4/9/07  CSX Corp.                         ARS        12/29/06    1:2K                                     SEC #7                   
 2/15/07‡ CSX Corp.                         10-K       12/29/06    8:1.6M                                   Donnelley … Solutions/FA 

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‡	A non-Insider-Ownership Filing that was accepted after the SEC “closed” at 5:30:00pm ET.  The legal “Filed As Of” date may be the next, or another, day.
¹	Filing/Form Types:  -K
	10-K	Annual Report — Form 10-K.
	ARS	Annual Report to Security Holders.