The date of enactment of the James M. Inhofe National Defense Authorization Act for Fiscal Year 2023, referred to in par. (2), is the date of enactment of Pub. L. 117–263, which was approved Dec. 23, 2022.

2022—Pub. L. 117–263 amended section generally. Prior to amendment, section defined the term “marine highway transportation” as used in this chapter.

2021—Pub. L. 116–283 substituted “Marine highway” for “Short sea” in section catchline and “marine highway transportation” for “short sea transportation” in introductory provisions.

2015—Par. (1)(C), (D). Pub. L. 114–92 added subpars. (C) and (D).

2012—Pub. L. 112–213, which directed amendment of section 55605, without specifying the title to be amended, by substituting “by a documented vessel” for “by vessel” in the matter preceding par. (1), was executed to this section, to reflect the probable intent of Congress.

Section effective 1 day after Dec. 19, 2007, see section 1601 of Pub. L. 110–140, set out as a note under section 1824 of Title 2, The Congress.