StacksVerified U.S. regulatory reference

46 CFR §28.850

Verified against eCFR.gov as of June 20, 2026View official text on eCFR.gov
  1. (a)Applicability: Each vessel that relies on electricity to power any of the following essential loads must have at least two electrical generators to supply:
    1. (1)The propulsion system and its necessary auxiliaries and controls;
    2. (2)Interior lighting;
    3. (3)Steering systems;
    4. (4)Communication systems;
    5. (5)Navigation equipment and navigation lights;
    6. (6)Fire protection or detection equipment;
    7. (7)Bilge pumps; and
    8. (8)General alarm system.
  2. (b)Each generator must be attached to an independent prime mover.