Section, as added and amended by section 3504(b) of Pub. L. 115–91, is based on act Aug. 9, 1954, ch. 659, § 2, 68 Stat. 675; Pub. L. 97–31, § 12(152),
2017—Pub. L. 115–91, § 3504(b)(2), inserted section enumerator and catchline and, in text, substituted “this chapter” for “section 902 of the Merchant Marine Act, 1936,”.
Pub. L. 115–91, § 3504(b)(1), transferred section 2 of act