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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 54

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Date Sort ascending Subject Document Type Part
04/10/2024 Hazardous Materials: Harmonization With International Standards Rule 171, 172, 173, 175, 176, 178, 180
05/30/2023 Hazardous Materials: Harmonization With International Standards Proposed Rule 171, 172, 173, 175, 176, 178, 180
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
08/10/2021 Hazardous Materials: Harmonization With International Standards Proposed Rule 171, 172, 173, 175, 176, 178, 180
04/02/2021 Administrative Rulemaking, Guidance, and Enforcement Procedures Rule 106
12/21/2020 Hazardous Materials: Editorial Corrections and Clarifications Rule 106, 107, 171, 172, 173, 174, 175, 176, 177, 178, 179, 180
05/11/2020 Hazardous Materials: Harmonization With International Standards Rule 171, 172, 173, 174, 175, 176, 178, 180
04/23/2019 Conforming Amendments and Technical Corrections to Department Rules Implementing the Transportation Industry Drug Testing Program Rule 199
11/27/2018 Hazardous Materials: Harmonization With International Standards Proposed Rule 171, 172, 173, 175, 176, 178, 180
12/05/2016 Hazardous Materials: Notification of the Pilot-in-Command and Response to Air Related Petitions for Rulemaking (RRR) Proposed Rule 172, 175
09/07/2016 Hazardous Materials: Harmonization With International Standards (RRR) Proposed Rule 107, 171, 172, 173, 175, 176, 178, 180
06/02/2016 Hazardous Materials: Miscellaneous Amendments (RRR) Rule 107, 171, 172, 173, 175, 176, 177, 178, 179, 180
05/19/2016 Hazardous Materials: Carriage of Battery-Powered Electronic Smoking Devices in Passenger Baggage Rule 175
11/23/2015 Hazardous Materials: Editorial Corrections and Clarifications (RRR) Rule 171, 172, 173, 175, 176, 177, 178, 180
10/30/2015 Hazardous Materials: Carriage of Battery-Powered Electronic Smoking Devices in Passenger Baggage Rule 175
01/23/2015 Hazardous Materials: Miscellaneous Amendments (RRR) Proposed Rule 107, 171, 172, 173, 175, 176, 177, 178, 179, 180
01/08/2015 Hazardous Materials: Harmonization With International Standards (RRR) Rule 171, 172, 173, 175, 176, 178, 180
08/25/2014 Hazardous Materials: Harmonization With International Standards (RRR) Proposed Rule 171, 172, 173, 175, 176, 178, 180
08/06/2014 Hazardous Materials: Transportation of Lithium Batteries Rule 171, 172, 173, 175
07/11/2014 Hazardous Materials: Compatibility With the Regulations of the International Atomic Energy Agency (RRR) Rule 171, 172, 173, 174, 175, 176, 177, 178
03/18/2014 Hazardous Materials: Adoption of Certain Special Permits and Competent Authorities Into Regulations Rule 107, 171, 172, 173, 175, 178
10/31/2013 Hazardous Materials: Corrections and Response to Administrative Appeals (HM-215K, HM-215L, HM-218G and HM-219). Rule 171, 172, 173, 175, 176, 178
01/07/2013 Hazardous Materials: Harmonization with International Standards (RRR) Rule 171, 172, 173, 175, 176, 177, 178
01/07/2013 Hazardous Materials: Harmonization With the United Nations Recommendations on the Transport of Dangerous Goods: Model Regulations, International Maritime Dangerous Goods Code, and the International Civil Aviation Organization Technical Instructions for the Safe Transport of Dangerous Goods by Air Rule 171, 172, 173, 175, 176, 178
10/22/2012 Hazardous Materials: Incorporation of Certain Special Permits and Competent Authorities Into Regulations Proposed Rule 107, 172, 173, 175, 178
08/15/2012 Hazardous Materials: Harmonization with International Standards (RRR) Proposed Rule 171, 172, 173, 175, 176, 178
05/25/2012 Hazardous Materials: Harmonization With the United Nations Recommendations on the Transport of Dangerous Goods: Model Regulations, International Maritime Dangerous Goods Code, and the International Civil Aviation Organization Technical Instructions for the Safe Transport of Dangerous Goods by Air Proposed Rule 171, 172, 173, 175, 176, 178
12/30/2011 Hazardous Materials: Harmonization With the United Nations Recommendations on the Transport of Dangerous Goods: Model Regulations, International Maritime Dangerous Goods Code, and the International Civil Aviation Organization Technical Instructions for the Safe Transport of Dangerous Goods by Air Rule 172, 173, 175, 176
08/12/2011 Hazardous Materials Regulations; Compatibility With the Regulations of the International Atomic Energy Agency Proposed Rule 171, 172, 173, 174, 175, 176, 177, 178
01/19/2011 Hazardous Materials: Harmonization With the United Nations Recommendations, International Maritime Dangerous Goods Code, and the International Civil Aviation Organization Technical Instructions for the Safe Transport of Dangerous Goods by Air Rule 171, 172, 173, 175, 176, 178, 180
08/24/2010 Hazardous Materials: Harmonization With the United Nations Recommendations, International Maritime Dangerous Goods Code, and the International Civil Aviation Organization Technical Instructions for the Safe Transport of Dangerous Goods by Air Proposed Rule 171, 172, 173, 175, 176, 178, 180
01/11/2010 Hazardous Materials: Transportation of Lithium Batteries Proposed Rule 172, 173, 175
01/04/2010 Hazardous Materials: Revision to Requirements for the Transportation of Batteries and Battery-Powered Devices; and Harmonization With the United Nations Recommendations, International Maritime Dangerous Goods Code, and International Civil Aviation Organization's Technical Instructions; Correction Rule 171, 172, 173, 175, 178
01/14/2009 Hazardous Materials: Revision to Requirements for the Transportation of Batteries and Battery-Powered Devices; and Harmonization With the United Nations Recommendations, International Maritime Dangerous Goods Code, and International Civil Aviation Organization's Technical Instructions Rule 171, 172, 173, 175, 176, 178
07/31/2008 Hazardous Materials: Revision to Requirements for the Transportation of Batteries and Battery-Powered Devices; and Harmonization With the United Nations Recommendations, International Maritime Dangerous Goods Code, and International Civil Aviation Organization's Technical Instructions Proposed Rule 171, 172, 173, 175, 176, 178
04/30/2008 Hazardous Materials: Fuel Cell Cartridges and Systems Transported on Board Passenger Aircraft in Carry-On Baggage Rule 171, 173, 175
01/28/2008 Hazardous Materials; Miscellaneous Amendments Rule 171, 172, 173, 175, 177, 178, 180
10/01/2007 Hazardous Materials Regulations: Minor Editorial Corrections and Clarifications Rule 105, 106, 107, 110, 130, 171, 172, 173, 174, 175, 176, 178, 179, 180
09/28/2007 Hazardous Materials Regulations: Transportation of Compressed Oxygen, Other Oxidizing Gases and Chemical Oxygen Generators on Aircraft Rule 173, 175, 178
09/20/2007 Hazardous Materials: Fuel Cell Cartridges and Systems Transported on Board Passenger Aircraft in Carry-on Baggage Proposed Rule 171, 173, 175
08/09/2007 Hazardous Materials; Transportation of Lithium Batteries Rule 171, 172, 173, 175
05/03/2007 Hazardous Materials: Revision and Reformatting of Requirements for the Authorization To Use International Transport Standards and Regulations Rule 171, 172, 173, 175, 176
01/31/2007 Hazardous Materials Regulations: Transportation of Compressed Oxygen, Other Oxidizing Gases and Chemical Oxygen Generators on Aircraft Rule 171, 172, 173, 175, 178
12/29/2006 Hazardous Materials: Harmonization With the United Nations Recommendations, International Maritime Dangerous Goods Code, and International Civil Aviation Oganization's Technical Instructions Rule 171, 172, 173, 175, 176, 178, 180
09/25/2006 Hazardous Materials; Miscellaneous Amendments Proposed Rule 171, 172, 173, 175, 177, 178, 180
09/14/2006 Hazardous Materials Regulations: Minor Editorial Corrections and Clarifications Rule 107, 171, 172, 173, 175, 177, 178, 180
08/31/2006 Hazardous Materials: Harmonization With the United Nations Recommendations, International Maritime Dangerous Goods Code, and International Civil Aviation Organization's Technical Instructions Proposed Rule 171, 172, 173, 175, 176, 178, 180
06/02/2006 Hazardous Materials: Infectious Substances; Harmonization With the United Nations Recommendations Rule 171, 172, 173, 175
03/22/2006 Hazardous Materials: Revision of Requirements for Carriage by Aircraft Rule 171, 172, 173, 175