---
kind: "section"
citation: "46 C.F.R. § 91.60-40"
title: "46"
number: "91.60-40"
heading: "Duration of Convention certificates."
url: "https://uscodex.org/cfr/46/91.60-40"
---

# §91.60-40. Duration of Convention certificates.

- (a) **The following certificates are valid for a period of not more than 60 months.**
  - (1) **A Cargo Ship Safety Construction Certificate.**
  - (2) **A Cargo Ship Safety Equipment Certificate.**
  - (3) **A Safety Management Certificate.**
  - (4) **A Cargo Ship Safety Radio Certificate.**
- (b) An Exemption certificate must not be valid for longer than the period of the certificate to which it refers.
- (c) A Convention certificate may be withdrawn, revoked, or suspended at any time when it is determined that the vessel is no longer in compliance with applicable requirements. (See [§ 2.01-70](/cfr/46/2.01-70.md) of this chapter for procedures governing appeals.)

## Notes

### Amendments

[USCG-1999-4976, 65 FR 6503, Feb. 9, 2000]

### Authority

Authority: 46 U.S.C. 3205, 3306, 3307, 70034; 46 U.S.C. Chapter 701; E.O. 12234, 45 FR 58801, 3 CFR, 1980 Comp., p. 277; E.O. 12777, 56 FR 54757, 3 CFR, 1991 Comp., p. 351; DHS Delegation 00170.1, Revision No. 01.2.

### Source

Source: CGFR 65-50, 30 FR 16974, Dec. 30, 1965, unless otherwise noted.

### Amendments

[USCG-1999-4976, 65 FR 6503, Feb. 9, 2000]