46 C.F.R. § 185.507
(a) The master of a vessel described by 46 CFR 175.110(d) must conduct passenger emergency egress drills from the passengers' assigned overnight accommodation spaces prior to beginning an excursion with new passengers.
(b) Passenger egress drills must be logged or otherwise documented for review by the Coast Guard upon request. The drill entry must include the following information:
[USCG-2021-0306, 86 FR 73173, Dec. 27, 2021, as amended by USCG-2021-0306, 88 FR 17741, Mar. 24, 2023]