---
kind: "section"
citation: "46 C.F.R. § 62.25-15"
title: "46"
number: "62.25-15"
heading: "Safety control systems."
url: "https://uscodex.org/cfr/46/62.25-15"
---

# §62.25-15. Safety control systems.

- (a) Minimum safety and trip controls required for specific types of automated vital systems are listed in table 1 to [§ 62.35-50](/cfr/46/62.35-50.md).
- (b) Safety trip controls must not operate as a result of failure of the normal electrical power source unless it is determined to be the failsafe state.
- (c) Automatic operation of a safety control must be alarmed in the machinery spaces and at the cognizant remote-control location.
- (d) Local manual safety trip controls must be provided for all main boilers, turbines, and internal combustion engines.
- (e) **Automatic safety trip control systems must—**
  - (1) Be provided where there is an immediate danger that a failure will result in serious damage, complete breakdown, fire, or explosion;
  - (2) Require manual reset prior to renewed operation of the equipment; and
  - (3) Not be provided if safety limit controls provide a safe alternative and trip would result in loss of propulsion.

## Notes

### Amendments

[CGD 81-030, 53 FR 17838, May 18, 1988, as amended by USCG-2020-0634, 89 FR 50191, June 12, 2024]

### Authority

Authority: 46 U.S.C. 3306, 3703, 8105; sec. 617, Pub. L. 111-281, 124 Stat. 2905; E.O. 12234, 45 FR 58801, 3 CFR, 1980 Comp., p. 277; DHS Delegation No. 00170.1, Revision No. 01.4.

### Source

Source: CGD 81-030, 53 FR 17838, May 18, 1988, unless otherwise noted.

### Amendments

[CGD 81-030, 53 FR 17838, May 18, 1988, as amended by USCG-2020-0634, 89 FR 50191, June 12, 2024]