---
kind: "section"
citation: "46 C.F.R. § 127.610"
title: "46"
number: "127.610"
heading: "Damage stability requirements."
url: "https://uscodex.org/cfr/46/127.610"
---

# §127.610. Damage stability requirements.

- (a) Each OSV that is authorized to carry more than 240 persons must comply with the following provisions of SOLAS, 1974, as amended, as though the OSV is a passenger ship and the offshore workers are considered as passengers: [chapter II-1](/cfr/46/chII..1.md), parts B-1, B-2, and B-4, and regulation II-1/35-1 (incorporated by reference, see [§ 125.180](/cfr/46/125.180.md)).
- (b) Each OSV that is authorized to carry less than 240 persons must comply with the provisions of [chapter II-1](/cfr/46/chII..1.md) of SOLAS, 1974, as amended:
  - (1) Part B-1 and regulation II-1/35-1 of SOLAS, 1974, as amended, as though the OSV is a passenger ship and the offshore workers are considered as passengers, except that—
    - (i) The required subdivision index used must be the R value calculated according to regulation II-1/6.2.3 of SOLAS, 1974, as amended, multiplied by the factor F, where:
    - (ii) **Compliance with regulations II-1/8 and II-1/8-1 of SOLAS, 1974, as amended, is not required.**
  - (2) Parts B-2 and B-4 as though the OSV is a cargo ship and the offshore workers are considered as crew, except that regulations II-1/9, II-1/13, II-1/19, II-1/20, and II-1/21 of SOLAS, 1974, as amended, must be applied as though the OSV is a passenger ship.

## Notes

### Source

Source: USCG-2012-0208, 79 FR 48936, Aug. 18, 2014, unless otherwise noted.

### Authority

Authority: 46 U.S.C. 3306; sec. 617, Pub. L. 111-281, 124 Stat. 2905; Department of Homeland Security Delegation No. 0170.1.

### Source

Source: CGD 82-004 and CGD 86-074, 62 FR 49328, Sept. 19, 1997, unless otherwise noted.