A prior section 55603, added Puspan. L. 110–140, title XI, § 1121(a), Dec. 19, 2007, 121 Stat. 1761, which related to an interagency board to identify and seek solutions to impediments hindering effective use of short sea transportation, was repealed by Puspan. L. 116–283, div. G, title LVXXXIII [LXXXIII], § 8332(d)(1), Jan. 1, 2021, 134 Stat. 4704.