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UNITED STATES
SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549


FORM 8-K

CURRENT REPORT

     Pursuant to Section 13 or 15(d)
of the Securities Exchange Act of 1934

Date of Report (Date of earliest event reported):
October 4, 2007

CERIDIAN CORPORATION
(Exact name of registrant as specified in its charter)

Delaware    1-15168    41-1981625 
(State or other jurisdiction    (Commission    (I.R.S. Employer 
of incorporation)    File Number)    Identification No.) 

3311 East Old Shakopee Road, Minneapolis, Minnesota  55425
(Address of principal executive offices)          (Zip code)

Registrant’s telephone number, including area code:  (952) 853-8100

       No Change       
(Former Name or Former Address, if Changed Since Last Report)

     Check the appropriate box below if the Form 8-K filing is intended to
simultaneously satisfy the filing obligation of the registrant under any of the following provisions:

[  ] Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)

[  ] Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)

[  ] Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))

[  ] Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))


Item 8.01.                 Other Events 

     On October 10, 2007, Ceridian Corporation (the “Company”) issued a press release announcing that as of October 4, 2007, it had received all necessary regulatory approvals for its pending $36 per share acquisition by affiliates of Thomas H. Lee Partners, L.P. and Fidelity National Financial, Inc. The Company continues to work diligently towards the goal of completing the acquisition in the fourth quarter of 2007.

Item 9.01.                 Financial Statements and Exhibits. 

    (d)    Exhibits 

    99.1    Press Release, dated October 10, 2007 


SIGNATURES

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.

CERIDIAN CORPORATION 
 
/s/  Gary M. Nelson                                     
Gary M. Nelson 
Executive Vice President, Chief Administrative 
Officer, General Counsel and Corporate Secretary 

Dated: October 10, 2007