---
kind: "section"
citation: "46 C.F.R. § 162.028-2"
title: "46"
number: "162.028-2"
heading: "Classification."
url: "https://uscodex.org/cfr/46/162.028-2"
---

# §162.028-2. Classification.

- (a) Portable and semi-portable extinguishers must be marked with a combined number and letter designation. The letter designates the general class of fire for which the extinguisher is suitable as identified in NFPA 10 (incorporated by reference, see [§ 162.028-1](/cfr/46/162.028-1.md)). The number indicates the relative extinguishing potential of the device as rated by UL 711 (incorporated by reference, see [§ 162.028-1](/cfr/46/162.028-1.md)).
- (b) [Reserved]

## Notes

### Amendments

[CGFR 60-36, 25 FR 10640, Nov. 5, 1960, as amended by USCG-2012-0196, 81 FR 48278, July 22, 2016]

### Source

Source: CGFR 60-36, 25 FR 10640, Nov. 5, 1960, unless otherwise noted.

### Authority

Authority: 33 U.S.C. 1321(j), 1903; 46 U.S.C. 3306, 3703, 4104, 4302; 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. 01.4.

### Amendments

[CGFR 60-36, 25 FR 10640, Nov. 5, 1960, as amended by USCG-2012-0196, 81 FR 48278, July 22, 2016]