46 CFR § 109.337
Fireman's outfit
April 15, 2021
The master or person in charge shall insure that—
(a) At least 2 persons who are trained in the use of the fireman's outfit are on board at all times; and
(b) Each fireman's outfit and its spare equipment is stowed in a separate and accessible location.
(c) A fireman's outfit is not used for any purpose other than fire fighting except as provided in §108.703.