§ 10301. Application
(a)
Except as otherwise specifically provided, this chapter applies to a vessel of the United States—
(1)
on a voyage between a port in the United States and a port in a foreign country (except a port in Canada, Mexico, or the West Indies); or
(2)
of at least 75 gross tons as measured under section
14502 of this title, or an alternate tonnage measured under section
14302 of this title as prescribed by the Secretary under section
14104 of this title on a voyage between a port of the United States on the Atlantic Ocean and a port of the United States on the Pacific Ocean.
(b)
This chapter does not apply to a vessel on which the seamen are entitled by custom or agreement to share in the profit or result of a voyage or to riding gang members.