46 C.F.R. § 4.03-45
Marine employer means the owner, managing operator, charterer, agent, master, or person in charge of a vessel other than a recreational vessel.
[CGD 84-099, 52 FR 47534, Dec. 14, 1987, as amended by USCG-2024-1103, 90 FR 52879, Nov. 24, 2025]