UL 1123

1.1 These requirements cover Type II, Type III, and Type IV marine buoyant devices, including vests, jackets, horseshoe buoys and ring buoys, with or without lifelines, intended for recreational use, and those Type V devices described in the Supplements, in accordance with the applicable regulations of the United States Coast Guard (USCG).
1.2 The buoyant devices covered by these requirements are intended for USCG approval under 46 CFR 160.064.