Hazardous Materials: Harmonization With International Standards
Public comments are open until Dec 28, 2026.
PHMSA proposes to update 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 proposed amendments are intended to maintain consistency with the latest international regulati
Summary from the Federal Register.
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- Oct 27, 2026
Rule published
Hazardous Materials: Harmonization With International Standards
Transportation Department
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