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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 3387

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Date Subject Document Type Part
10/02/2025 Pipeline Safety: Rationalize Calculation of Regulatory Filing and Compliance Deadlines Rule 190
10/02/2025 Pipeline Safety: Adjust Annual Report Filing Timelines Rule 191
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: Standards Update PPI-TR 3 Rule 192
10/02/2025 Pipeline Safety: Standards Update-ASTM F2600 Rule 192
10/02/2025 Pipeline Safety: Standards Update-API RP 1170 and API RP 1171 Rule 192
10/02/2025 Pipeline Safety: Standards Update-PPI-TR 4 Rule 192
10/02/2025 Pipeline Safety: Standards Update-ASTM F2817 Rule 192
10/02/2025 Pipeline Safety: Standards Update-ASTM A578/A578M Rule 192
10/02/2025 Pipeline Safety: Standards Update-ASTM F2767 Rule 192
10/02/2025 Pipeline Safety: Standards Update-API Spec 6D Rule 192, 195
10/02/2025 Pipeline Safety: Integration of Innovative Remote Sensing Technologies for Right-of-Way Patrols on Gas and Hazardous Liquid Pipelines Rule 192, 195
10/02/2025 Pipeline Safety: Standards Update-API RP 2026 Rule 195
10/02/2025 Pipeline Safety: Liquefied Natural Gas Facilities Public Meeting 2025 Notice
10/02/2025 Pipeline Safety: Standards Update-NFPA 70 Rule 192
10/02/2025 Pipeline Safety: Standards Update-ASTM F1973 Rule 192
10/02/2025 Pipeline Safety: Standards Update-ASTM F2145 Rule 192
10/02/2025 Pipeline Safety: Standards Update-ASTM F2945 Rule 192
10/02/2025 Pipeline Safety: Standards Update-ASTM A381/A381M Rule 192, 195
10/02/2025 Pipeline Safety: Standards Update-ASTM A53/A53M Rule 192, 195
10/02/2025 Pipeline Safety: Standards Update-API STD 620 Rule 195
09/30/2025 Hazardous Materials: Notice of Applications for New Special Permits Notice
09/30/2025 Hazardous Materials: Notice of Applications for Modification to Special Permits Notice
09/05/2025 Hazardous Materials: Notice of Applications for Modification to Special Permits Notice
09/05/2025 Hazardous Materials: Notice of Applications for New Special Permits Notice
09/05/2025 Hazardous Materials: Notice of Actions on Special Permits Notice
09/03/2025 Pipeline Safety: Request for Special Permit for EcoEléctrica, L.P. Notice
09/02/2025 Pipeline Safety: Gas and Liquid Pipeline Advisory Committees Notice
08/21/2025 Pipeline Safety: Request for Special Permit Notice
08/21/2025 Pipeline Safety: Periodic Standards Update II Rule 191, 192, 195
08/13/2025 Pipeline Safety: Information Collection Activities Notice
08/08/2025 Pipeline Safety: Clarifying Recordkeeping Requirements for Testing in MAOP Reconfirmation Regulation Proposed Rule 192
08/06/2025 Hazardous Materials: Notice of Applications for Modification to Special Permits Notice
08/06/2025 Hazardous Materials: Notice of Applications for New Special Permits Notice
08/06/2025 Hazardous Materials: Notice of Actions on Special Permits Notice
08/01/2025 Pipeline Safety: 2025 Pipeline Data Public Meeting Notice
07/31/2025 Pipeline Safety: Information Collection Activities Notice
07/15/2025 Hazardous Materials: Notice of Actions on Special Permits Notice
07/15/2025 Hazardous Materials: Notice of Applications for New Special Permits Notice
07/15/2025 Hazardous Materials: Notice of Applications for Modification to Special Permits Notice
07/15/2025 Pipeline Safety: Information Collection Activities Notice
07/11/2025 Hazardous Materials: Information Collection Activities Notice
07/01/2025 Hazardous Materials: Liquefied Natural Gas by Rail Rule 172, 173, 174, 179, 180
07/01/2025 Hazardous Materials: Reducing Recordkeeping Requirements for Domestic Carriers Proposed Rule 107
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: Removing Burdensome Rail Reporting Requirements Proposed Rule 171, 174
07/01/2025 Hazardous Materials: Reducing Undue Paperwork Burdens to Domestic Carriers Proposed Rule 172
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