---
kind: "section"
citation: "46 C.F.R. § 148.270"
title: "46"
number: "148.270"
heading: "Hazardous substances."
url: "https://uscodex.org/cfr/46/148.270"
---

# §148.270. Hazardous substances.

- (a) **Each bulk shipment of a hazardous substance must—**
  - (1) Be assigned a shipping name in accordance with [49 CFR 172.203(c)](/cfr/49/172.203.md?p=c); and
  - (2) If the hazardous substance is also listed as a hazardous solid waste in [40 CFR part 261](/cfr/40/part261.md), follow the applicable requirements of [40 CFR chapter I](/cfr/40/chI.md), subchapter I.
- (b) Each release of a quantity of a designated substance equal to or greater than the reportable quantity, as set out in Table 1 to Appendix A of [49 CFR 171.101](/cfr/49/171.101.md), when discharged into or upon the navigable waters of the United States, adjoining shorelines, into or upon the contiguous zone, or beyond the contiguous zone, must be reported as required in [subpart B](/cfr/46/subpartB.md) of [33 CFR part 153](/cfr/33/part153.md).
- (c) A hazardous substance must be stowed in a hold or barge that is closed or covered and prevents dispersal of the material during transportation.
- (d) During cargo transfer operations, a spill or release of a hazardous substance must be minimized to the greatest extent possible. Each release must be reported as required in [paragraph (b)](#b) of this section.
- (e) After a hazardous substance is unloaded, the hold in which it was carried must be cleaned thoroughly. The residue of the substance must be disposed of pursuant to [33 CFR 151.55 through 151.77](/cfr/33/151.55..151.77.md) and the applicable regulations of [40 CFR](/cfr/40.md) subchapter I.

## Notes

### Authority

Authority: 33 U.S.C. 1602; E.O. 12234, 45 FR 58801, 3 CFR, 1980 Comp., p. 277; 46 U.S.C. 3306, 5111; 49 U.S.C. 5103; Department of Homeland Security Delegation No. 0170.1.

### Source

Source: 75 FR 64591, Oct. 19, 2010, unless otherwise noted.