46 C.F.R. § 12.10-1 Certification required.
Title 46 - Shipping
Every person employed in a rating as lifeboatman on any United States vessel requiring certificated lifeboatmen shall produce a certificate as lifeboatman or merchant mariner's document endorsed as lifeboatman or able seaman to the shipping commissioner, United States collector or deputy collector of customs, or master before signing articles of agreement. No certificate of efficiency as lifeboatman is required of any person employed on any unrigged vessel, except on a seagoing barge and on a tank barge navigating waters other than rivers and/or canals.
Title 46: Shipping
PART 12—CERTIFICATION OF SEAMEN
Subpart 12.10—Lifeboatman
§ 12.10-1 Certification required.

