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Data / Federal rules / 2026-02575

Hazardous Materials: Harmonization With International Standards

The Pipeline and Hazardous Materials Safety Administration published this proposed rule in the Federal Register on February 10, 2026. Comments closed on April 13, 2026.

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What the agency says

PHMSA proposes to amend the Hazardous Materials Regulations to adopt certain international regulations and standards related to proper shipping names, hazard classes, packing groups, special provisions, packaging authorizations, air transport quantity limitations, and vessel stowage requirements. These amendments are intended to maintain consistency with the latest international standards and regulations, and to reduce costs to entities or individuals within the United States or to otherwise lower the cost of regulations on the United States economy.

Key facts

Document number
2026-02575
Type
Proposed rule
Action
Notice of proposed rulemaking (NPRM)
Agency
Transportation Department; Pipeline and Hazardous Materials Safety Administration
Published
February 10, 2026
Comments due
April 13, 2026
Dates
Comments must be received by April 13, 2026. To the extent possible, PHMSA will consider late-filed comments while a final rule is developed.
Docket
Docket No. PHMSA-2023-0111 (HM-215R)
Regulation ID (RIN)
2137-AF64
Code of Federal Regulations
49 CFR 171; 49 CFR 172; 49 CFR 173; 49 CFR 175; 49 CFR 176; 49 CFR 178; 49 CFR 180
Topics
Air carriers; Cargo vessels; Education; Exports; Hazardous materials transportation; Hazardous waste; Imports; Incorporation by reference; Labeling; Maritime carriers; Motor carriers; Motor vehicle safety; Packaging and containers; Radioactive materials; Reporting and recordkeeping requirements
Pages
76

The document on federalregister.gov PDF

Other documents from the Pipeline and Hazardous Materials Safety Administration

Everything from the Pipeline and Hazardous Materials Safety Administration · Rules on air carriers · Rules on cargo vessels · Rules on education · Published in February 2026

Read from the Federal Register API, last updated 2026-10-24. The document on federalregister.gov is the official record; dates and dockets can change through later corrections. Free to reuse with credit to SpecStream under CC BY 4.0.