Section, act June 15, 1917, ch. 30, title II, § 1, 40 Stat. 220; Aug. 9, 1950, ch. 656, § 1, 64 Stat. 427; Sept. 26, 1950, ch. 1049, § 2(b), 64 Stat. 1038; Pub. L. 96–70, title III, § 3302(a), Sept. 27, 1979, 93 Stat. 498; Pub. L. 104–208, div. C, title VI, § 649, Sept. 30, 1996, 110 Stat. 3009–711; Pub. L. 108–293, title II, § 223, Aug. 9, 2004, 118 Stat. 1040; Pub. L. 115–232, div. C, title XXXV, § 3548(a), Aug. 13, 2018, 132 Stat. 2328; Pub. L. 115–282, title IV, § 407(b)(1)–(4), Dec. 4, 2018, 132 Stat. 4267, was transferred to section 70051 of Title 46, Shipping, by Pub. L. 115–282, title IV, § 407(b)(5), Dec. 4, 2018, 132 Stat. 4267.