37 U.S.C. § 411g
Section, added Pub. L. 100-180, div. A, title VI, §614(a)(1), Dec. 4, 1987, 101 Stat. 1093; amended Pub. L. 100-456, div. A, title VI, §624(a), Sept. 29, 1988, 102 Stat. 1984; Pub. L. 101-189, div. A, title VI, §653(c)(1), Nov. 29, 1989, 103 Stat. 1462, related to travel and transportation allowances: transportation incident to voluntary extensions of overseas tours of duty.