46 C.F.R. § 131.870 Life floats and buoyant apparatus.
Title 46 - Shipping
(a) The name of the vessel must be plainly marked or painted on each life float or buoyant apparatus, and on each oar and paddle. (b) The number of persons each life float or buoyant apparatus is approved for must be plainly marked or painted on each float or apparatus in letters and numbers at least 38 millimeters (1– (1) Be the number of persons the float or apparatus is equipped for; and (2) Not be greater than the number of persons the float or apparatus is approved for, as shown on its nameplate.
Title 46: Shipping
PART 131—OPERATIONS
Subpart H—Markings for Fire Equipment and Emergency Equipment
§ 131.870 Life floats and buoyant apparatus.