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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 367

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Date Subject Document Type Part
07/01/2025 Pipeline Safety: Adjust Annual Report Filing Timelines Rule 191
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 Hazardous Materials: Improving Efficiencies for Special Permits and Approvals Renewals Proposed Rule 107
07/01/2025 Hazardous Materials: Modernizing Payments To and From America's Bank Account Proposed Rule 107
07/01/2025 Hazardous Materials: Reducing Recordkeeping Requirements for Domestic Carriers Proposed Rule 107
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 on Domestic Aerosol Shippers Proposed Rule 171
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: Adoption of Department of Transportation Special Permit 21287 Proposed Rule 171, 173
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: Reduce Training Burdens for America's Farmers Proposed Rule 172
07/01/2025 Hazardous Materials: Reducing Undue Paperwork Burdens to Domestic Carriers 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: Reducing Costs to Domestic Shippers and Carriers of Limited Quantities Proposed Rule 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: Reducing Burdens on Domestic Companies Using Battery-Powered Equipment in Trades Proposed Rule 173
07/01/2025 Hazardous Materials: Adoption of Department of Transportation Special Permits 12412 and 11646 Into the Hazardous Materials Regulations Proposed Rule 177
07/01/2025 Hazardous Materials: Adoption of Department of Transportation Special Permit 14175 Proposed Rule 180
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
12/28/2023 Revisions to Civil Penalty Amounts, 2024 Rule 107, 171, 190
11/30/2023 Hazardous Materials: Streamlining Requirements for the Approval of Certain Energetic Materials Proposed Rule 107, 171, 173
09/07/2023 Pipeline Safety: Safety of Gas Distribution Pipelines and Other Pipeline Safety Initiatives Proposed Rule 191, 192, 198
09/01/2023 Hazardous Materials: Suspension of HMR Amendments Authorizing Transportation of Liquefied Natural Gas by Rail Rule 172
08/01/2023 Pipeline Safety: Requirement of Valve Installation and Minimum Rupture Detection Standards: Technical Corrections Rule 192, 195
06/27/2023 Hazardous Materials: FAST Act Requirements for Real-Time Train Consist Information Proposed Rule 171, 174, 180
05/30/2023 Hazardous Materials: Harmonization With International Standards Proposed Rule 171, 172, 173, 175, 176, 178, 180
05/18/2023 Pipeline Safety: Gas Pipeline Leak Detection and Repair Proposed Rule 191, 192, 193
03/03/2023 Hazardous Materials: Adoption of Miscellaneous Petitions and Updating Regulatory Requirements Proposed Rule 107, 171, 172, 173, 178, 180
01/06/2023 Revisions to Civil Penalty Amounts Rule 107, 171, 190
12/21/2022 Hazardous Materials: Enhanced Safety Provisions for Lithium Batteries Transported by Aircraft (FAA Reauthorization Act of 2018) Rule 107, 171, 173
09/12/2022 Hazardous Materials: Compatibility With the Regulations of the International Atomic Energy Agency Proposed Rule 171, 172, 173, 174, 175, 176, 177
07/26/2022 Hazardous Materials: Harmonization With International Standards Rule 171, 172, 173, 175, 176, 178, 180
05/11/2022 Administrative Rulemaking-Criminal Referrals Rule 107, 190
05/04/2022 Pipeline Safety: Safety of Gas Gathering Pipelines: Extension of Reporting Requirements, Regulation of Large, High-Pressure Lines, and Other Related Amendments: Response to a Petition for Reconsideration; Technical Corrections; Issuance of Limited Enforcement Discretion Rule 191, 192
04/08/2022 Pipeline Safety: Requirement of Valve Installation and Minimum Rupture Detection Standards Rule 192, 195
03/21/2022 Revisions to Civil Penalty Amounts Rule 107, 171, 190
11/15/2021 Pipeline Safety: Safety of Gas Gathering Pipelines: Extension of Reporting Requirements, Regulation of Large, High-Pressure Lines, and Other Related Amendments Rule 191, 192
11/08/2021 Hazardous Materials: Suspension of HMR Amendments Authorizing Transportation of Liquefied Natural Gas by Rail Proposed Rule 172
08/10/2021 Hazardous Materials: Harmonization With International Standards Proposed Rule 171, 172, 173, 175, 176, 178, 180
06/02/2021 Civil Penalty Amounts; Correction Rule 107
05/03/2021 Civil Penalty Amounts Rule 107, 171, 190
04/02/2021 Administrative Rulemaking, Guidance, and Enforcement Procedures Rule 106