§ 613.
([June 8, 1938, ch. 327, § 3], [52 Stat. 632]; [Aug. 7, 1939, ch. 521, § 2], [53 Stat. 1245]; [Apr. 29, 1942, ch. 263, § 1], [56 Stat. 254]; [Pub. L. 87–366, § 2], Oct. 4, 1961, [75 Stat. 784]; [Pub. L. 89–486, § 3], July 4, 1966, [80 Stat. 246]; [Pub. L. 104–65, § 9(2)], (3), Dec. 19, 1995, [109 Stat. 700]; [Pub. L. 105–166, § 5], Apr. 6, 1998, [112 Stat. 39].)