46 U.S.C. § 31341
- (a)The following persons are presumed to have authority to procure necessaries for a vessel:
- (1)the owner;
- (2)the master;
- (3)a person entrusted with the management of the vessel at the port of supply; or
- (4)an officer or agent appointed by—
- (A)the owner;
- (B)a charterer;
- (C)an owner pro hac vice; or
- (D)an agreed buyer in possession of the vessel.
- (b)A person tortiously or unlawfully in possession or charge of a vessel has no authority to procure necessaries for the vessel.