46 C.F.R. § 199.510
EPIRB requirements.
Cite as 46 C.F.R. § 199.510 (2026)
(a) Each vessel must carry a category 1 406 MHz satellite EPIRB meeting the requirements of 47 CFR part 80.
(b) When the vessel is underway, the EPIRB must be stowed in its float-free bracket with the controls set for automatic activation and be mounted in a manner so that it will float free if the vessel sinks.