46 C.F.R. § 62.35-10 – Flooding safety.

(a) Automatic bilge pumps must—
1. (1) Be provided with bilge high level alarms that annunciate in the machinery spaces and at a manned control location and are independent of the pump controls;
2. (2) Be monitored to detect excessive operation in a specified time period; and
3. (3) Meet all applicable pollution control requirements.
(b) Remote controls for flooding safety equipment must remain functional under flooding conditions.
(c) Remote bilge level sensors, where provided, must be located to detect flooding at an early stage and to provide redundant coverage.