46 C.F.R. § 117.64 Emergency Position Indicating Radiobeacons (EPIRB).
Title 46 - Shipping
Each vessel that operates on the high seas, or that operates beyond three miles from the coastline of the Great Lakes, must have on board an FCC Type Accepted Category 1, 406 MHz EPIRB, installed to automatically float free and activate. [CGD 85–080, 61 FR 911, Jan. 10, 1996; 61 FR 20556, May 7, 1996]
Title 46: Shipping
PART 117—LIFESAVING EQUIPMENT AND ARRANGEMENTS
Subpart B—Emergency Communications
§ 117.64 Emergency Position Indicating Radiobeacons (EPIRB).

