46 C.F.R. § 12.15-1 Certification required.
Title 46 - Shipping
(a) Every person employed in a rating as qualified member of the engine department on any United States vessel requiring certificated qualified members of the engine department shall produce a certificate as qualified member of the engine department to the shipping commissioner, United States Collector or Deputy Collector of Customs, or master before signing articles of agreement. (b) No certificate as qualified member of the engine department is required of any person employed on any unrigged vessel, except seagoing barges.
Title 46: Shipping
PART 12—CERTIFICATION OF SEAMEN
Subpart 12.15—Qualified Member of the Engine Department
§ 12.15-1 Certification required.

