Form of Amendment to Terms and Conditions



 Exhibit 10.1 
 GlobalSantaFe Corporation 
 Amendment to 
 Terms and Conditions of Performance-Awarded Restricted Stock Units and 
 Terms and
Conditions of Performance Units (2005-2007 Cycle) 
 Pursuant to the requirements of Section 409A of the Internal Revenue Code of 1986, as amended, I
consent to the following amendments to the Terms and Conditions of my outstanding Performance-Awarded Restricted Stock Units and/or Performance Units (2005-2007 Cycle) (the “Terms & Conditions”) which shall be incorporated as
“Exhibit A” to the Terms & Conditions (the “Amendment”). Notwithstanding the foregoing, this Amendment only applies to an outstanding Performance-Awarded Restricted Stock Unit or Performance Unit if I have previously
attained age 55 or will attain age 55 during the “Vesting Period” of such Performance-Awarded Restricted Stock Unit or “Performance Cycle” of such Performance Unit (as such terms are defined in the respective Terms and
Conditions). 
 1. The definition of Change in Control in the existing Terms & Conditions shall be amended as follows: 
 (a) The third subparagraph of the definition of “Change in Control” shall be amended by removing the language “Approval by the
equityholders of the Company of.” 
 (b) The following new subparagraph shall be added to the end of the definition of “Change in
Control”: 
 “Notwithstanding the foregoing, in order to constitute a Change in Control, such transaction must also constitute a “change in
ownership or effective control” as defined in Section 409A of the Internal Revenue Code of 1986, as amended.” 
 2. The Terms &
Conditions are modified to provide that notwithstanding anything to the contrary, no Restricted Stock Unit or Performance Unit is subject to forfeiture upon termination of employment if such termination occurs following the approval by the
equityholders of GlobalSantaFe Corporation of the transaction described in the Merger Agreement executed by GlobalSantaFe Corporation on July 21, 2007. 
 3. The Terms & Conditions are amended to include the following provision: 
 “Notwithstanding anything to the contrary hereto, if you
are a “specified employee,” as such term is defined in Section 409A of the Internal Revenue Code of 1986 (the “Code”), as amended and determined as described below, any payments payable as a result of your termination (other
than death) shall not be payable before the earlier of (i) the date that is six months after the your termination, (ii) the date of your death, or (iii) the date that otherwise complies with the requirements of Section 409A of
the Code. This paragraph shall be applied by accumulating all payments that otherwise would have been paid within six months of the your termination and paying such accumulated amounts at the earliest date which complies with or is exempt from the
application of the requirements of Section 409A of the Code. You shall be a “specified 








 
employee” for the twelve-month period beginning on April 1 of a year if you are a “key employee” as defined in Section 416(i) of the
Code (without regard to Section 416(i)(5)) as of December 31 of the preceding year or using such dates as designated by the Committee in accordance with Section 409A of the Code and in a manner that is consistent with respect to all
of the Company’s nonqualified deferred compensation plans. For purposes of determining the identity of specified employees, the Committee may establish procedures as it deems appropriate in accordance with Section 409A of the Code.”

 To evidence your acceptance of these changes, please sign and date this Amendment below and return to Bob Labbe no later than October 31, 2007.

  

			
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