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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 51 - 100 of 3364

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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: Allowing Fireworks Certification Agencies (FCAs) To Approve Professional Fireworks Proposed Rule 107, 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: 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: 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
07/01/2025 Pipeline Safety: Codify Enforcement Discretion on Incidental Gathering Lines Proposed Rule 192
07/01/2025 Pipeline Safety: Harmonize Class Location Change Pressure Test Requirements With Subpart J Pressure Test Requirements Proposed Rule 192
07/01/2025 Pipeline Safety: Exception for In-Plant Piping Systems Proposed Rule 192
06/26/2025 Pipeline Safety: Request for Special Permit Notice
06/26/2025 Pipeline Safety: Request for Special Permit Notice
06/26/2025 Pipeline Safety: Request for Special Permit Notice
06/26/2025 Pipeline Safety: Request for Special Permit Notice
06/26/2025 Pipeline Safety: Request for Special Permit Notice
06/26/2025 Pipeline Safety: Request for Special Permit Notice
06/26/2025 Pipeline Safety: Request for Special Permit Notice
06/26/2025 Pipeline Safety: Request for Special Permit Notice
06/23/2025 Hazardous Materials: Liquefied Natural Gas by Rail Rule 172, 173, 174, 179, 180
06/18/2025 Pipeline Safety: Recission of Advisory Bulletin on Section 114 of the Protecting our Infrastructure of Pipelines and Enhancing Safety Act of 2020 Notice
06/12/2025 Hazardous Materials: Notice of Actions on Special Permits Notice
06/12/2025 Hazardous Materials: Notice of Applications for New Special Permits Notice
06/12/2025 Hazardous Materials: Notice of Applications for Modification to Special Permits Notice
06/10/2025 Pipeline Safety: Request for Special Permit Notice
06/06/2025 Pipeline Safety: Notice of Intent To Prepare an Environmental Impact Statement for the Amendments to Liquefied Natural Gas Facilities Rulemaking Proposed Rule 193
06/04/2025 Hazardous Materials: Mandatory Regulatory Reviews To Unleash American Energy and Improve Government Efficiency Proposed Rule 106, 107, 171, 172, 173, 174, 175, 176, 177, 178, 179, 180
06/04/2025 Pipeline Safety: Mandatory Regulatory Reviews To Unleash American Energy and Improve Government Efficiency Proposed Rule 190, 191, 192, 193, 194, 195, 196, 197, 198, 199
05/21/2025 Pipeline Safety: Repair Criteria for Hazardous Liquid and Gas Transmission Pipelines Proposed Rule 191, 192, 195
05/20/2025 Pipeline Safety: Editorial Change To Reflect the Name Change of the Gulf of Mexico to the Gulf of America Rule 191, 192, 195
05/12/2025 Hazardous Materials: Notice of Applications for New Special Permits Notice
05/12/2025 Hazardous Materials: Notice of Applications for Modification to Special Permits Notice
05/12/2025 Hazardous Materials: Notice of Actions on Special Permits Notice
05/07/2025 Pipeline Safety: Information Collection Activities Notice
05/05/2025 Pipeline Safety: Amendments to Liquefied Natural Gas Facilities Proposed Rule 193
04/21/2025 Pipeline Safety: Request for Special Permit; Natural Gas Pipeline Company of America (NGPL) Notice
04/07/2025 Hazardous Materials: Notice of Actions on Special Permits Notice
04/07/2025 Hazardous Materials: Notice of Applications for New Special Permits Notice
04/07/2025 Hazardous Materials: Notice of Applications for Modification to Special Permits Notice
03/26/2025 Hazardous Materials: Notice of Applications for Modification to Special Permits Notice
03/26/2025 Hazardous Materials: Notice of Actions on Special Permits Notice
03/26/2025 Hazardous Materials: Notice of Applications for New Special Permits Notice
03/25/2025 Pipeline Safety: Pipeline Safety Management System Notice
03/19/2025 Hazardous Materials: Request for Feedback on Determining the Effectiveness of Pressure Relief Devices (PRDs) on Composite Overwrapped Pressure Vessels (COPVs) Notice
03/12/2025 Hazardous Materials: Notice of Public Meetings in 2025 for International Standards on the Transport of Dangerous Goods Notice
03/10/2025 Hazardous Materials: Information Collection Activities Notice