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Notices and Rulemaking Documents

The following PHMSA rules and notices are linked to the Federal Register website. The Federal Register is the Federal Government’s official daily publication of rules, proposed rules, and notices of federal agencies, and provides a forum for public participation in the democratic process. You may filter between Rules and Notices using the Document Type dropdown. The Topic dropdown will provide you rules associated with that topic while the Subject dropdown will provide you Notices and Rules that mention that subject.

The Federal Register provides notices dating back to 1995. If you need to see notices prior to 1995, please contact:

Office of Hazardous Materials Safety: 202-366-4488
Office of Pipeline Safety: 202-366-4595

The Federal Register provides rulemaking documents dating back to 1995. If you need to see rules prior to 1995, please visit our rulemakings archives:

Hazardous Materials Safety Rulemaking Archive
Pipeline Safety Rulemaking Archive

Displaying 1 - 50 of 393

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Date Subject Document Type Part
08/07/2026 Hazardous Materials: Allowing Fireworks Certification Agencies (FCAs) To Approve Professional Fireworks Rule 107, 171, 172, 173
08/04/2026 Hazardous Materials: Reducing Burdens on Domestic Companies Using Battery-Powered Equipment in Trades Rule 173
08/04/2026 Hazardous Materials: Adoption of Department of Transportation Special Permit 21478 Rule 172, 173
08/04/2026 Hazardous Materials: Adoption of Department of Transportation Special Permit 21379 Rule 171, 173
08/04/2026 Hazardous Materials: Adoption of Department of Transportation Special Permit 21287 Rule 171, 173
08/04/2026 Hazardous Materials: Removing Burdensome Rail Reporting Requirements Rule 171, 174
08/04/2026 Hazardous Materials: Reduce Training Burdens for America's Farmers Rule 172
08/04/2026 Hazardous Materials: Reducing Recordkeeping Requirements for Domestic Carriers Rule 107
08/04/2026 Hazardous Materials: Modernizing Payments To and From America's Bank Account Rule 107
08/04/2026 Hazardous Materials: Improving Efficiencies for Special Permits and Approvals Renewals Rule 107
08/04/2026 Hazardous Materials: Reducing Burdens by Allowing Continued Use of Department of Transportation Special Permit Packagings Rule 173
08/04/2026 Hazardous Materials: Remove Redundant List of U.S. EPA CERCLA Hazardous Substances Rule 171, 172, 173
08/04/2026 Hazardous Materials: Reducing Undue Paperwork Burdens to Domestic Carriers Rule 172
08/04/2026 Hazardous Materials: Reducing Costs to Domestic Shippers and Carriers of Limited Quantities Rule 172, 173
08/04/2026 Hazardous Materials: Reducing Burdens on Domestic Aerosol Shippers Rule 171
06/02/2026 Hazardous Materials: Streamlining Requirements for the Approval of Certain Energetic Materials Rule 107, 171, 173
04/27/2026 Administrative Rulemaking, Guidance, and Enforcement Procedures Rule 106
04/24/2026 Pipeline Safety: Adjust Annual Report Deadlines Proposed Rule 191
04/24/2026 Pipeline Safety: Property Damage Definition for Reporting Incidents on Gas Pipelines and Accidents on Hazardous Liquid and Carbon Dioxide Pipelines Proposed Rule 191, 195
04/24/2026 Pipeline Safety: Electronic Retention of Part 194 Response Plans Rule 194
02/10/2026 Hazardous Materials: Harmonization With International Standards Proposed Rule 171, 172, 173, 175, 176, 178, 180
01/14/2026 Hazardous Materials: Eliminating Unnecessary Regulatory Burdens on Fuel Transportation Rule 107, 171, 172, 173, 178, 180
10/02/2025 Pipeline Safety: Property Damage Definition for Incident Reporting on Gas Pipelines and Accidents on Hazardous Liquid Pipelines Rule 191, 195
10/02/2025 Pipeline Safety: Adjust Annual Report Filing Timelines Rule 191
07/01/2025 Hazardous Materials: Reducing Costs to Domestic Shippers and Carriers of Limited Quantities Proposed Rule 172, 173
07/01/2025 Hazardous Materials: Adoption of Department of Transportation Special Permit 21287 Proposed Rule 171, 173
07/01/2025 Pipeline Safety: Property Damage Definition for Incident Reporting on Gas Pipelines and Accidents on Hazardous Liquid Pipelines Rule 191, 195
07/01/2025 Pipeline Safety: Adjust Annual Report Filing Timelines Rule 191
07/01/2025 Hazardous Materials: Adoption of Department of Transportation Special Permit 21379 Proposed Rule 171, 173
07/01/2025 Hazardous Materials: Removing Burdensome Rail Reporting Requirements Proposed Rule 171, 174
07/01/2025 Hazardous Materials: Reducing Recordkeeping Requirements for Domestic Carriers Proposed Rule 107
07/01/2025 Hazardous Materials: Reduce Training Burdens for America's Farmers Proposed Rule 172
07/01/2025 Hazardous Materials: Adoption of Department of Transportation Special Permit 21478 Proposed Rule 172, 173
07/01/2025 Hazardous Materials: Modernizing Payments To and From America's Bank Account Proposed Rule 107
07/01/2025 Hazardous Materials: Improving Efficiencies for Special Permits and Approvals Renewals Proposed Rule 107
07/01/2025 Hazardous Materials: Adoption of Department of Transportation Special Permit 14175 Proposed Rule 180
07/01/2025 Hazardous Materials: Allowing Fireworks Certification Agencies (FCAs) To Approve Professional Fireworks Proposed Rule 107, 171, 172, 173
07/01/2025 Hazardous Materials: Reducing Burdens by Allowing Continued Use of Department of Transportation Special Permit Packagings Proposed Rule 173
07/01/2025 Hazardous Materials: Remove Redundant List of U.S. EPA CERCLA Hazardous Substances Proposed Rule 171, 172, 173
07/01/2025 Hazardous Materials: Reducing Undue Paperwork Burdens to Domestic Carriers Proposed Rule 172
07/01/2025 Hazardous Materials: Reducing Burdens on Domestic Companies Using Battery-Powered Equipment in Trades Proposed Rule 173
07/01/2025 Hazardous Materials: Reducing Burdens on Domestic Aerosol Shippers Proposed Rule 171
06/23/2025 Hazardous Materials: Liquefied Natural Gas by Rail Rule 172, 173, 174, 179, 180
12/30/2024 Revisions to Civil Penalty Amounts, 2025 Rule 107, 171, 190
10/28/2024 Hazardous Materials: Advancing Safety of Highway, Rail, and Vessel Transportation Proposed Rule 107, 171, 172, 173, 174, 176, 177, 178, 179, 180
10/15/2024 Electronic Signatures, Forms and Storage for Drug and Alcohol Testing Records Proposed Rule 199
06/28/2024 Pipeline Safety: Requirement of Valve Installation and Minimum Rupture Detection Standards: Response to Petition for Reconsideration; Additional Technical Corrections Rule 192
06/24/2024 Hazardous Materials: FAST Act Requirements for Real-Time Train Consist Information Rule 171, 174, 180
04/10/2024 Hazardous Materials: Harmonization With International Standards Rule 171, 172, 173, 175, 176, 178, 180
03/04/2024 Hazardous Materials: Adoption of Miscellaneous Petitions and Updating Regulatory Requirements Rule 107, 171, 172, 173, 178, 180