46 CFR 160.051-9 - Design and performance of A and B inflatable liferafts.
To obtain Coast Guard approval, each A and B inflatable liferaft must comply with the requirements in subpart 160.151, with the following exceptions:
(a) Capacity (IMO LSA Code chapter IV/188.8.131.52). The carrying capacity must be not less than four persons.
(b) Markings (IMO LSA Code, chapter IV/184.108.40.206). The type of equipment pack must be identified as “A” or “B”, respectively, instead of “SOLAS A” or “SOLAS B”. No “SOLAS” markings may appear on the container.