48 C.F.R. § 19.811-2
(a) The contract will be prepared in accordance with 14.408-1(d), except that appropriate blocks on the Standard Form 26 or 1442 will be asterisked and a continuation sheet appended as a tripartite agreement which includes the following:
[54 FR 46005, Oct. 31, 1989, as amended at 60 FR 34739, July 3, 1995; 62 FR 233, Jan. 2, 1997; 64 FR 32745, June 17, 1999]