((a)) A vessel of the United States to which chapter 37 of this title applies, that has on board oil or hazardous material in bulk as cargo or cargo residue, shall have a specified number of the crew certified as tankermen as required by the Secretary. This requirement shall be noted on the certificate of inspection issued to the vessel.

((b)) A vessel to which applies shall have on board as a crewmember in charge of the transfer operation an individual certified as a tankerman (qualified for the grade of fuel transferred), unless a master, mate, pilot, engineer, or operator licensed under is present in charge of the transfer. If the vessel does not have that individual on board, chapter 37 of this title applies to the vessel.