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.

The latest general information on the Coronavirus (COVID-19) is available on Coronavirus.gov. For PHMSA contact information during the COVID-19 health emergency, please visit our page.

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 1 - 50 of 1734

Hold Ctrl and click for multi-selection
Date Sort ascending Subject Document Type Part
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
11/10/2021 Hazardous Materials: Notice of Applications for Modifications to Special Permit Notice
11/10/2021 Hazardous Materials: Notice of Actions on Special Permits Notice
11/10/2021 Hazardous Materials: Notice of Applications for New Special Permits Notice
11/08/2021 Hazardous Materials: Suspension of HMR Amendments Authorizing Transportation of Liquefied Natural Gas by Rail Proposed Rule 172
11/01/2021 Pipeline Safety: Request for Special Permit; Natural Gas Pipeline Company of America, LLC Notice
10/29/2021 Pipeline Safety: Request for Special Permit; Colorado Interstate Gas Company, LLC Notice
10/21/2021 Pipeline Safety: Pipeline Transportation; Hydrogen and Emerging Fuels Research and Development (R&D) Public Meeting and Forum Notice
10/12/2021 Hazardous Materials: Notice of Actions on Special Permits Notice
10/12/2021 Hazardous Materials: Notice of Applications for New Special Permits Notice
10/12/2021 Hazardous Materials: Notice of Applications for Special Permits Notice
10/04/2021 Pipeline Safety: Joint Meeting of the Gas and Liquid Pipeline Advisory Committees Notice
09/23/2021 Hazardous Materials: Public Meeting Notice for the Research, Development & Technology Forum Notice
09/09/2021 Hazardous Materials: Notice of Applications for New Special Permits Notice
09/08/2021 Hazardous Materials: Notice of Actions on Special Permits Notice
09/08/2021 Hazardous Materials: Notice of Applications for Modifications to Special Permit Notice
09/07/2021 Lithium Battery Air Safety Advisory Committee; Notice of Public Meeting Notice
08/12/2021 Hazardous Materials: Notice of Actions on Special Permits Notice
08/12/2021 Hazardous Materials: Notice of Applications for New Special Permits Notice
08/12/2021 Hazardous Materials: Notice of Applications for Modifications to Special Permit Notice
08/10/2021 Hazardous Materials: Harmonization With International Standards Proposed Rule 171, 172, 173, 175, 176, 178, 180
08/10/2021 Hazardous Materials: Information Collection Activities Notice
07/08/2021 Frequently Asked Questions on 911 Notifications Following Possible Pipeline Ruptures Notice
07/08/2021 Hazardous Materials: Notice of Actions on Special Permits Notice
07/08/2021 Hazardous Materials: Notice of Applications for Special Permits Notice
07/08/2021 Hazardous Materials: Notice of Applications for New Special Permits Notice
06/14/2021 Pipeline Safety: Request for Special Permit; Tennessee Gas Pipeline Company, LLC Notice
06/10/2021 Pipeline Safety: Statutory Mandate To Update Inspection and Maintenance Plans To Address Eliminating Hazardous Leaks and Minimizing Releases of Natural Gas From Pipeline Facilities Notice
06/07/2021 Hazardous Materials: Notice of Actions on Special Permits Notice
06/07/2021 Hazardous Materials: The New York State Department of Environmental Conservation Requirements on Gasoline Transport Vehicles Notice
06/07/2021 Hazardous Materials: Notice of Applications for New Special Permits Notice
06/07/2021 Hazardous Materials: Notice of Applications for Modifications to Special Permit Notice
06/02/2021 Civil Penalty Amounts; Correction Rule 107
06/02/2021 Hazardous Materials: Information Collection Activities Notice
05/25/2021 Pipeline Safety: Request for Special Permit; Buckeye Partners, LP Notice
05/25/2021 Pipeline Safety: Information Collection Activities Notice
05/25/2021 Pipeline Safety: Request for Special Permit; National Fuel Gas Supply Corporation Notice
05/24/2021 Pipeline Safety: Request for Special Permit; Tejas Pipeline, LLC Notice
05/20/2021 Pipeline Safety: Request for Special Permit; Colorado Interstate Gas Company, LLC Notice
05/18/2021 Hazardous Materials: Information Collection Activities Notice
05/10/2021 Hazardous Materials: Notice of Applications for Modifications to Special Permit Notice
05/10/2021 Hazardous Materials: Notice of Actions on Special Permits Notice
05/10/2021 Hazardous Materials: Notice of Applications for New Special Permits Notice
05/04/2021 Hazardous Materials: Show Cause and Procedures for Complying With the UN Model Regulation 6(d) Test Criteria for Certain Explosive Classification Approvals Notice
05/03/2021 Civil Penalty Amounts Rule 107, 171, 190
04/07/2021 Pipeline Safety: Pipeline Leak Detection, Leak Repair, and Methane Emission Reductions Public Meeting Notice
04/07/2021 Hazardous Materials: Notice of Actions on Special Permits Notice
04/07/2021 Hazardous Materials: Notice of Applications for New Special Permits Notice
04/07/2021 Hazardous Materials: Notice of Applications for Modifications to Special Permit Notice
04/02/2021 Administrative Rulemaking, Guidance, and Enforcement Procedures Rule 106