48 C.F.R. § 217.7103-3
(a) When a requirement arises within the United States or its outlying areas for the type of work covered by the master agreement, solicit offers from prospective contractors that—
[56 FR 36345, July 31, 1991, as amended at 63 FR 55052, Oct. 14, 1998; 63 FR 56290, Oct. 21, 1998; 70 FR 35545, June 21, 2005; 71 FR 27642, May 12, 2006]