§ 31341. Persons presumed to have authority to procure necessaries

• (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.