§ 6511.
([Aug. 16, 1954, ch. 736], [68A Stat. 808]; [Apr. 2, 1956, ch. 160, § 4(e)], [70 Stat. 91]; [June 29, 1956, ch. 462], title II, § 208(e)(6), [70 Stat. 397]; [Pub. L. 85–866, title I, § 82], Sept. 2, 1958, [72 Stat. 1663]; [Pub. L. 86–280, § 1(a)], Sept. 16, 1959, [73 Stat. 563]; [Pub. L. 87–794, title III, § 317(d)], Oct. 11, 1962, [76 Stat. 891]; [Pub. L. 87–834, § 2(e)(2)], Oct. 16, 1962, [76 Stat. 971]; [Pub. L. 88–272, title II], §§ 232(d), 239, Feb. 26, 1964, [78 Stat. 111], 128; [Pub. L. 88–571, § 3(c)], Sept. 2, 1964, [78 Stat. 858]; [Pub. L. 89–331, § 9(c)], Nov. 8, 1965, [79 Stat. 1278]; [Pub. L. 90–225, § 2(d)], Dec. 27, 1967, [81 Stat. 731]; [Pub. L. 91–172, title I, § 101(h)], title III, § 311(d)(3), title V, § 512(e)(2), Dec. 30, 1969, [83 Stat. 525], 588, 640; [Pub. L. 92–178, title VI, § 601(d)(2)], Dec. 10, 1971, [85 Stat. 558]; [Pub. L. 93–406, title IV, § 4401(b)], formerly § 4081(b), Sept. 2, 1974, [88 Stat. 1034], renumbered § 4401(b), [Pub. L. 96–364, title I, § 108(a)], Sept. 26, 1980, [94 Stat. 1267]; [Pub. L. 94–455, title XII, § 1203(h)(3)], title XIX, § 1906(a)(33), title XXI, § 2107(g)(2)(B), Oct. 4, 1976, [90 Stat. 1694], 1829, 1904; [Pub. L. 95–30, title II, § 202(d)(4)(B)], May 23, 1977, [91 Stat. 149]; [Pub. L. 95–600, title II, § 212(b)(1)], title VII, § 703(p)(3), Nov. 6, 1978, [92 Stat. 2819], 2944; [Pub. L. 95–628, § 8(a)], (b), Nov. 10, 1978, [92 Stat. 3630], 3631; [Pub. L. 96–222, title I], §§ 102(a)(2)(B), 108(b)(1)(B), Apr. 1, 1980, [94 Stat. 208], 226; [Pub. L. 96–223, title I, § 101(g)(2)], Apr. 2, 1980, [94 Stat. 254]; [Pub. L. 96–598, § 1(c)], Dec. 24, 1980, [94 Stat. 3486]