Section, added [Pub. L. 94–455, title X, § 1051(b)], Oct. 4, 1976, [90 Stat. 1643]; amended [Pub. L. 94–455, title XIX, § 1901(b)(37)(B)], Oct. 4, 1976, [90 Stat. 1803]; [Pub. L. 95–600, title VII, § 701(u)(11)(A)], (B), Nov. 6, 1978, [92 Stat. 2917]; [Pub. L. 97–248, title II, § 201(d)(8)(B)], formerly § 201(c)(8)(B), § 213(a), Sept. 3, 1982, [96 Stat. 420], 452, renumbered § 201(d)(8)(B), [Pub. L. 97–448, title III, § 306(a)(1)(A)(i)], Jan. 12, 1983, [96 Stat. 2400]; [Pub. L. 98–369, div. A, title IV, § 474(r)(22)], title VII, § 712(g), title VIII, § 801(d)(11), July 18, 1984, [98 Stat. 843], 947, 997; [Pub. L. 99–499, title V, § 516(b)(1)(B)], Oct. 17, 1986, [100 Stat. 1770]; [Pub. L. 99–514, title II, § 231(d)(3)(G)], title VII, § 701(e)(4)(I), title XII, §§ 1231(a)–(d), (f), 1275(a)(1), title XVIII, § 1812(c)(4)(C), Oct. 22, 1986, [100 Stat. 2179], 2343, 2561–2563, 2598, 2835; [Pub. L. 100–647, title I], §§ 1002(h)(3), 1012(h)(2)(B), (j), (n)(4), (5), title VI, § 6132(a), Nov. 10, 1988, [102 Stat. 3370], 3502, 3512, 3515, 3721; [Pub. L. 101–382, title II, § 227(a)], Aug. 20, 1990, [104 Stat. 661]; [Pub. L. 101–508, title XI, § 11704(a)(11)], Nov. 5, 1990, [104 Stat. 1388–518]; [Pub. L. 103–66, title XIII, § 13227(a)], (b), Aug. 10, 1993, [107 Stat. 489], 490; [Pub. L. 104–188, title I], §§ 1601(a), 1704(t)(37), (80), Aug. 20, 1996, [110 Stat. 1827], 1889, 1891; [Pub. L. 108–357, title IV, § 402(b)(2)], Oct. 22, 2004, [118 Stat. 1492]; [Pub. L. 110–172, § 11(g)(12)], Dec. 29, 2007, [121 Stat. 2490]; [Pub. L. 113–295, div. A, title II, § 221(a)(12)(G)], Dec. 19, 2014, [128 Stat. 4038]; [Pub. L. 115–97, title I, § 14221(a)], Dec. 22, 2017, [131 Stat. 2218], related to Puerto Rico and possession tax credit.