Section 603 of Pub. L. 94–437 is based on section 172 of title I of S. 1790, One Hundred Eleventh Congress, as reported by the Committee on Indian Affairs of the Senate in Dec. 2009, which was enacted into law by section 10221(a) of Pub. L. 111–148.

A prior section 1663, Pub. L. 94–437, title VI, § 603, as added Pub. L. 102–573, title VI, § 603, Oct. 29, 1992, 106 Stat. 4571, authorized appropriations through fiscal year 2000 to carry out this subchapter, prior to repeal by Pub. L. 111–148, title X, § 10221(a), Mar. 23, 2010, 124 Stat. 935. The repeal is based on section 101(b)(10) of title I of S. 1790, One Hundred Eleventh Congress, as reported by the Committee on Indian Affairs of the Senate in Dec. 2009, which was enacted into law by section 10221(a) of Pub. L. 111–148.