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If you have a hazardous material regulation question: Hazardous Materials Information Center

The Hazardous Materials Regulations (HMR) are issued by the Pipeline and Hazardous Materials Safety Administration and govern the transportation of hazardous materials by highway, rail, vessel, and air.  The HMR address hazardous materials classification, packaging, hazard communication, emergency response information and training.

Hazmat Rulemaking Actions
This is a list of links to archived or background information and reauthorization information.
Information Collection, Comment Periods, Document Releases, Public Meetings, etc.
Chief Counsel Decisions
US Captiol
Related Links
The following are other links to important regulatory information.
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Locate official documents and records
One-stop site to find, view, and comment on Federal regulations and other Federal actions.
eCFR - Code of Federal Regulations
Electronic records updated daily.
CFR Retrieve by Citation
Title, Part, and either a Section Number or a Subpart letter are required.
Federal Register
The official daily publication for rules, proposed rules, and notices of Federal agencies and organizations, as well as Executive Orders and other presidential documents.
Grant programs offered by all Federal grant making agencies.
integrates information necessary to support State Pipeline Safety offices as well as PHMSA in its management of those interfaces with state organizations.
Provides citizens access to federal agency forms.
Government information by topic.
The United States Code
Provides codification by subject matter of the general and permanent laws of the United States.
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