Each and every person who shall operate a boat, raft or other navigable vessel shall have available for each occupant on said boat a life jacket of the coast guard approved type during the time the boat, raft or vessel is afloat upon any of the waters of the state of Wyoming.
Wyo. Stat. Ann. § 35-10-404
Life jackets for occupants of boats and rafts required
Official source: Wyoming Legislature. Reproduced from public-domain Wyoming statutes; confirm against the official source for the current text. Not legal advice.