46 CFR 160.076-39 - Marking.
Each inflatable PFD must be marked as specified in UL 1180 (incorporated by reference, see § 160.076-11). At a minimum, all labels must include -
(a) Size information, as appropriate;
(b) The Coast Guard approval number;
(c) Manufacturer's contact information;
(d) Model name/number;
(e) Lot number, manufacturer date; and
(f) Any limitations or restrictions on approval or special instructions for use.