passenger vessel
(31) “passenger vessel” means a vessel of at least 100 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 — (A) carrying more than 12 passengers, including at least one passenger for hire; (B) that is chartered and carrying more than 12 passengers; (C) that is a submersible vessel carrying at least one passenger for hire; or (D) that is a ferry carrying a passenger.
Source
46 USC § 2101(31)
Scoping language
None identified, default scope is assumed to be the parent (chapter 21) of this section.