---
kind: "section"
citation: "46 C.F.R. § 125.110"
title: "46"
number: "125.110"
heading: "Carriage of flammable or combustible liquid cargoes in bulk."
url: "https://uscodex.org/cfr/46/125.110"
---

# §125.110. Carriage of flammable or combustible liquid cargoes in bulk.

- (a) Except as provided by this section, no OSV may carry flammable or combustible liquid cargoes in bulk without the approval of the Commandant (CG-OES).
- (b) An OSV may carry the following in integral tanks:
  - (1) Grade-D combustible liquids listed by [§ 30.25-1](/cfr/46/30.25-1.md) of this chapter, in quantities not to exceed 20 percent of the vessel's deadweight, except that the vessel may carry drilling fluids and excess fuel oil, Grade-E as well as Grade-D, without limit.
  - (2) Grade-E combustible liquids listed by [§ 30.25-1](/cfr/46/30.25-1.md) of this chapter, in quantities not to exceed 20 percent of the vessel's deadweight, except that the vessel may carry drilling fluids and excess fuel oil, Grade-D as well as Grade-E, without limit.
  - (3) Other flammable or combustible liquids as authorized in [§ 125.125](/cfr/46/125.125.md) of this part.
- (c) An OSV may carry the following in fixed independent tanks on deck: Grade-B and lower-grade flammable and combustible liquids listed by [§ 30.25-1](/cfr/46/30.25-1.md) of this chapter, in quantities not to exceed 20 percent of the vessel's deadweight.
- (d) An OSV may carry hazardous materials in portable tanks, in compliance with [part 64](/cfr/46/part64.md) and [subpart 98.30](/cfr/46/subpart98.30.md) of this chapter. A portable tank may be filled or discharged aboard the vessel if authorized by an endorsement on the vessel's Certificate of Inspection.
- (e) On an OSV of at least 6,000 GT ITC (500 GRT if GT ITC is not assigned), tanks authorized for carriage of oil as defined by [33 CFR 157.03](/cfr/33/157.03.md), including drilling fluids containing oil as defined by [33 CFR 157.03](/cfr/33/157.03.md), must comply with double hull requirements stated in [33 CFR 157.10d](/cfr/33/157.10d.md).

  Note to [§ 125.110(e)](#e): Additional limitations on the carriage of flammable or combustible liquid cargoes are found in [§ 127.650](/cfr/46/127.650.md) of this part.


## Notes

### Amendments

[CGD 82-004 and CGD 86-074, 62 FR 49321, Sept. 19, 1997, as amended by USCG-2002-13058, 67 FR 61279, Sept. 30, 2002; USCG-2009-0702, 74 FR 49234, Sept. 25, 2009; USCG-2012-0832, 77 FR 59781, Oct. 1, 2012; USCG-2012-0208, 79 FR 48933, Aug. 18, 2014]

### Authority

Authority: 46 U.S.C. 2103, 3306, 3307; 49 U.S.C. App. 1804; sec. 617, Pub. L. 111-281, 124 Stat. 2905; DHS Delegation No. 00170.1, Revision No. 01.4.

### Source

Source: CGD 82-004 and CGD 86-074, 62 FR 49321, Sept. 19, 1997, unless otherwise noted.

### Amendments

[CGD 82-004 and CGD 86-074, 62 FR 49321, Sept. 19, 1997, as amended by USCG-2002-13058, 67 FR 61279, Sept. 30, 2002; USCG-2009-0702, 74 FR 49234, Sept. 25, 2009; USCG-2012-0832, 77 FR 59781, Oct. 1, 2012; USCG-2012-0208, 79 FR 48933, Aug. 18, 2014]