(Pub. L. 92–181, § 1.2, formerly §§ 1.2, 5.0, Dec. 10, 1971, 85 Stat. 583, 614; Pub. L. 96–592, title V, § 501, Dec. 24, 1980, 94 Stat. 3448; Pub. L. 99–205, title II, § 205(c), (g)(1), Dec. 23, 1985, 99 Stat. 1703, 1706; Pub. L. 100–233, title IV, § 434, title VIII, § 805(a), (v), Jan. 6, 1988, 101 Stat. 1662, 1715, 1716; Pub. L. 100–399, title IX, § 901(q)–(s), Aug. 17, 1988, 102 Stat. 1008; Pub. L. 115–334, title V, § 5411(2), Dec. 20, 2018, 132 Stat. 4679.)