38 C.F.R. § 36.4391
(b) The provisions of Executive Orders 11246 and 11375 and the rules and regulations of the Secretary of Labor are applicable to:
(c) The provisions of Executive Orders 11246 and 11375 and the rules and regulations of the Secretary of Labor are not applicable to:
(2) Individual Certificates of Reasonable Value issued on or after July 22, 1963, if:
(ii) The certificate relates to proposed construction and—
(4) Any other contract or subcontract which is exempted or excepted by the regulations of the Secretary of Labor.
(Authority: 38 U.S.C. 3703(c)(1))