49 CFR § 176.3 - Unacceptable hazardous materials shipments.
---
identifier: "/us/cfr/t49/s176.3"
source: "ecfr"
legal_status: "authoritative_unofficial"
title: "49 CFR § 176.3 - Unacceptable hazardous materials shipments."
title_number: 49
title_name: "Transportation"
section_number: "176.3"
section_name: "Unacceptable hazardous materials shipments."
chapter_name: "PIPELINE AND HAZARDOUS MATERIALS SAFETY ADMINISTRATION, DEPARTMENT OF TRANSPORTATION"
subchapter_number: "C"
subchapter_name: "HAZARDOUS MATERIALS REGULATIONS"
part_number: "176"
part_name: "CARRIAGE BY VESSEL"
positive_law: false
currency: "2026-03-24"
last_updated: "2026-03-24"
format_version: "1.1.0"
generator: "[email protected]"
authority: "49 U.S.C. 5101-5128; 49 CFR 1.81 and 1.97."
regulatory_source: "Amdt. 176-1, 41 FR 16110, Apr. 15, 1976, unless otherwise noted."
cfr_part: "176"
---
# 176.3 Unacceptable hazardous materials shipments.
(a) A carrier may not transport by vessel any shipment of a hazardous material that is not prepared for transportation in accordance with parts 172 and 173 of this subchapter, or as authorized by subpart C of part 171 of this subchapter.
(b) A carrier may not transport by vessel any explosive or explosive composition described in § 173.54 of this subchapter.
[Amdt. 176-1, 41 FR 16110, Apr. 15, 1976, as amended by Amdt. 176-30, 55 FR 52688, Dec. 21, 1990; 74 FR 2268, Jan. 14, 2009]