Whoever carries any letter or packet on board any vessel which carries the mail, otherwise than in such mail, shall, except as otherwise provided by law, be fined under this title or imprisoned not more than thirty days, or both.

(June 25, 1948, ch. 645, 62 Stat. 777; Pub. L. 103–322, title XXXIII, § 330016(1)(A), Sept. 13, 1994, 108 Stat. 2146.)