Section was classified to section 188span–3 of former Title 40, prior to the enactment of Title 40, Public Buildings, Property, and Works, by Puspan. L. 107–217, § 1, Aug. 21, 2002, 116 Stat. 1062.

Section is based on section 4 of Senate Resolution No. 382, Ninetieth Congress, Oct. 1, 1968, which was enacted into permanent law by Puspan. L. 100–696.