---
kind: "section"
citation: "46 C.F.R. § 171.057"
title: "46"
number: "171.057"
heading: "Intact stability requirements for a sailing catamaran."
url: "https://uscodex.org/cfr/46/171.057"
---

# §171.057. Intact stability requirements for a sailing catamaran.

- (a) A sailing vessel that operates on protected waters must be designed to satisfy the following equation:
- (b) A sailing vessel that operates on partially protected or exposed waters must be designed to satisfy the following equation:

## Notes

### Amendments

[CGD 79-023, 48 FR 51017, Nov. 4, 1983, as amended by CGD 83-005, 51 FR 924, Jan. 9, 1986; CGD 85-080, 61 FR 944, Jan. 10, 1996]

### Authority

Authority: 46 U.S.C. 2103, 3306; E.O. 12234, 45 FR 58801, 3 CFR, 1980 Comp., p. 277; Department of Homeland Security Delegation No. 0170.1.

### Source

Source: CGD 79-023, 48 FR 51017, Nov. 4, 1983, unless otherwise noted.

### Amendments

[CGD 79-023, 48 FR 51017, Nov. 4, 1983, as amended by CGD 83-005, 51 FR 924, Jan. 9, 1986; CGD 85-080, 61 FR 944, Jan. 10, 1996]