USA Banner

Official US Government Icon

Official websites use .gov
A .gov website belongs to an official government organization in the United States.

Secure Site Icon

Secure .gov websites use HTTPS
A lock ( ) or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.

U.S. Department of Transportation U.S. Department of Transportation Icon United States Department of Transportation United States Department of Transportation

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 2013

Hold Ctrl and click for multi-selection
Date Subject Document Type Part
07/03/2024 Adoption of Department of Energy Categorical Exclusion Under the National Environmental Policy Act Notice
06/28/2024 Hazardous Materials: Request for Feedback on De Minimis Quantities of Explosives Notice
06/28/2024 Pipeline Safety: Requirement of Valve Installation and Minimum Rupture Detection Standards: Response to Petition for Reconsideration; Additional Technical Corrections Rule 192
06/28/2024 Pipeline Safety: Periodic Updates of Regulatory References to Technical Standards and Miscellaneous Amendments; Technical Correction Rule 192
06/24/2024 Hazardous Materials: FAST Act Requirements for Real-Time Train Consist Information Rule 171, 174, 180
06/12/2024 Hazardous Materials: Information Collection Activities Notice
06/06/2024 Hazardous Materials: Request for Feedback on Tare Weight Marking Policy for Cylinders Notice
05/24/2024 Hazardous Materials: Adjusting Registration and Fee Assessment Program Proposed Rule 107
05/15/2024 Hazardous Materials: Notice of Actions on Special Permits Notice
05/15/2024 Hazardous Materials: Notice of Applications for New Special Permits Notice
05/15/2024 Hazardous Materials: Notice of Applications for Modification To Special Permits Notice
05/13/2024 Hazardous Materials: Harmonization with International Standards Rule 171, 172, 173, 175, 176, 178, 180
05/10/2024 Hazardous Materials: Information Collection Activities Notice
05/09/2024 Hazardous Materials: Harmonization With International Standards; Correction Rule 171, 172, 173, 175, 176, 178, 180
05/06/2024 Pipeline Safety: Information Collection Activities: Mitigation of Ruptures on Onshore Gas Transmission and Gathering, Hazardous Liquid, and Carbon Dioxide Pipeline Segments Using Rupture-Mitigation Valves or Alternative Equivalent Technologies and Blending of Hydrogen Gas and Natural Gas within Gas Pipelines Notice
04/29/2024 Pipeline Safety: Periodic Updates of Regulatory References to Technical Standards and Miscellaneous Amendments Rule 192, 195
04/24/2024 Pipeline Safety: Request for Special Permit; Southern Natural Gas Company, LLC Notice
04/24/2024 Hazardous Materials: Notice of Public Meetings in 2024 for International Standards on the Transport of Dangerous Goods Notice
04/18/2024 Hazardous Materials: Notice of Applications for New Special Permits Notice
04/18/2024 Hazardous Materials: Notice of Applications for Modification to Special Permits Notice
04/18/2024 Hazardous Materials: Notice of Actions on Special Permits Notice
04/15/2024 Pipeline Safety: Meeting of the Gas Pipeline Advisory Committee Proposed Rule 191, 192, 193
04/10/2024 Hazardous Materials: Information Collection Activities Notice
04/10/2024 Hazardous Materials: Harmonization With International Standards Rule 171, 172, 173, 175, 176, 178, 180
04/02/2024 Hazardous Materials: Notice of Actions on Special Permits Notice
04/02/2024 Hazardous Materials: Notice of Applications for Modification to Special Permits Notice
04/02/2024 Hazardous Materials: Notice of Applications for New Special Permits Notice
03/27/2024 Lithium Battery Air Safety Advisory Committee; Notice of Public Meeting Notice
03/25/2024 Pipeline Safety: Information Collection Activities: Mitigation of Ruptures on Onshore Gas Transmission and Gathering, Hazardous Liquid, and Carbon Dioxide Pipeline Segments Using Rupture-Mitigation Valves or Alternative Equivalent Technologies and Blending of Hydrogen Gas and Natural Gas Within Gas Pipelines Notice
03/13/2024 Hazardous Materials: Frequently Asked Questions-Training Requirements Notice
03/13/2024 Hazardous Materials: Clarification of Applications for Special Permits Submitted in the Public Interest Notice
03/11/2024 Hazardous Materials: Request for Comments on Issues Concerning International Atomic Energy Agency Regulations for the Safe Transport of Radioactive Materials Notice
03/11/2024 Hazardous Materials: Notice of Actions on Special Permits Notice
03/11/2024 Hazardous Materials: Notice of Applications for Modification to Special Permits Notice
03/11/2024 Hazardous Materials: Notice of Applications for New Special Permits Notice
03/04/2024 Hazardous Materials: Adoption of Miscellaneous Petitions and Updating Regulatory Requirements Rule 107, 171, 172, 173, 178, 180
03/01/2024 Pipeline Safety: Request for Special Permit; DTM Gas Storage Company Notice
02/20/2024 Pipeline Safety: Meeting of the Gas Pipeline Advisory Committee Proposed Rule 191, 192, 193
02/15/2024 Pipeline Safety: Information Collection Activities Notice
01/18/2024 Hazardous Materials: Information Collection Activities Notice
01/18/2024 Hazardous Materials: Notice of Actions on Special Permits Notice
01/18/2024 Hazardous Materials: Notice of Applications for Modification to Special Permits Notice
01/18/2024 Hazardous Materials: Notice of Applications for New Special Permits Notice
12/28/2023 Revisions to Civil Penalty Amounts, 2024 Rule 107, 171, 190
12/18/2023 Hazardous Materials: Information Collection Activities Notice
12/08/2023 Pipeline Safety: Random Drug Testing Rate; Multi-Factor Authentication; and Operator and Contractor Management Information System Reporting Notice
11/30/2023 Hazardous Materials: Streamlining Requirements for the Approval of Certain Energetic Materials Proposed Rule 107, 171, 173
11/15/2023 Hazardous Materials: Notice of Actions on Special Permits Notice
11/15/2023 Hazardous Materials: Notice of Applications for Modification to Special Permits Notice
11/15/2023 Hazardous Materials: Notice of Applications for New Special Permits Notice