§ 503.
([Aug. 14, 1935, ch. 531], title III, § 303, [49 Stat. 626]; [June 25, 1938, ch. 680, § 13(g)], [52 Stat. 1112]; [June 20, 1939, ch. 227, § 18], [53 Stat. 848]; [Aug. 10, 1939, ch. 666], title III, § 302, [53 Stat. 1378]; 1946 Reorg. Plan No. 2, § 4, eff. July 16, 1946, 11 F.R. 7873, [60 Stat. 1095]; [Aug. 10, 1946, ch. 951], title IV, § 416(c), [60 Stat. 991]; 1949 Reorg. Plan No. 2, § 1, eff. Aug. 20, 1949, 14 F.R. 5225, [63 Stat. 1065]; [Aug. 28, 1950, ch. 809], title IV, § 405(b), [64 Stat. 560]; [Aug. 5, 1954, ch. 657, § 5(a)(1)], [68 Stat. 673]; [Pub. L. 96–249, title I, § 127(b)(1)], May 26, 1980, [94 Stat. 366]; [Pub. L. 96–265, title IV, § 408(b)(1)], June 9, 1980, [94 Stat. 468]; [Pub. L. 96–473, § 6(e)(1)], Oct. 19, 1980, [94 Stat. 2265]; [Pub. L. 97–35, title XXIII, § 2335(b)], Aug. 13, 1981, [95 Stat. 863]; [Pub. L. 97–248, title I], §§ 171(b)(3), 175(a)(2), Sept. 3, 1982, [96 Stat. 401], 403; [Pub. L. 98–21, title V], §§ 515(a), 523(b), Apr. 20, 1983, [97 Stat. 147], 148; [Pub. L. 98–369, div. B, title VI], §§ 2651(d), 2663(b)(2)–(5), July 18, 1984, [98 Stat. 1149], 1165; [Pub. L. 99–198, title XV, § 1535(b)(3)], Dec. 23, 1985, [99 Stat. 1584]; [Pub. L. 99–272, title XII, § 12401(a)], Apr. 7, 1986, [100 Stat. 297]; [Pub. L. 100–485, title I, § 124(b)(1)], Oct. 13, 1988, [102 Stat. 2353]; [Pub. L. 100–628, title IX, § 904(c)(1)(A)], Nov. 7, 1988, [102 Stat. 3260]; [Pub. L. 102–318, title IV, § 401(a)(3)], July 3, 1992, [106 Stat. 298]; [Pub. L. 103–152, § 4(a)(1)], (b), Nov. 24, 1993, [107 Stat. 1517]; [Pub. L. 103–182, title V, § 507(b)(3)], Dec. 8, 1993, [107 Stat. 2154]; [Pub. L. 103–465, title VII, § 702(c)(3)], Dec. 8, 1994, [108 Stat. 4997]; [Pub. L. 104–193, title III], §§ 313(d), 316(g)(3), Aug. 22, 1996, [110 Stat. 2212], 2219; [Pub. L. 105–33, title V, § 5201], Aug. 5, 1997, [111 Stat. 597]; [Pub. L. 105–65, title V, § 542(a)(1)], Oct. 27, 1997, [111 Stat. 1412]; [Pub. L. 107–147, title II, § 209(d)(2)], Mar. 9, 2002, [116 Stat. 33]; [Pub. L. 108–295, § 2(a)], Aug. 9, 2004, [118 Stat. 1090]; [Pub. L. 110–234, title IV], §§ 4002(b)(1)(A), (B), (D), (2)(V), 4115(c)(1)(A)(i), (B)(iii), (2)(F), May 22, 2008, [122 Stat. 1095–1097], 1109, 1110; [Pub. L. 110–246, § 4(a)], title IV, §§ 4002(b)(1)(A), (B), (D), (2)(V), 4115(c)(1)(A)(i), (B)(iii), (2)(F), June 18, 2008, [122 Stat. 1664], 1857, 1858, 1870, 1871; [Pub. L. 112–40, title II, § 251(a)], Oct. 21, 2011, [125 Stat. 420]; [Pub. L. 112–96, title II], §§ 2101(a), 2103(a), (b), 2105, 2161(b)(2), Feb. 22, 2012, [126 Stat. 159], 161, 162, 172; [Pub. L. 113–67, div. A, title II, § 201(a)], Dec. 26, 2013, [127 Stat. 1176].)