16 U.S.C. § 2512
Section, Pub. L. 95-625, title X, §1013, Nov. 10, 1978, 92 Stat. 3544; Pub. L. 98-454, title VI, §601(a), Oct. 5, 1984, 98 Stat. 1736; Pub. L. 103-322, title III, §31505(a), Sept. 13, 1994, 108 Stat. 1889, related to authorization of appropriations. See sections 200510 and 200511(a) to (d) of Title 54, National Park Service and Related Programs.