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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 150

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Date Subject Document Type Part
08/15/2012 Hazardous Materials: Harmonization with International Standards (RRR) Proposed Rule 171, 172, 173, 175, 176, 178
06/25/2012 Hazardous Materials: Incorporating Rail Special Permits Into the Hazardous Materials Regulations Rule 171, 172, 173, 174, 179, 180
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
04/26/2012 Hazardous Materials; Miscellaneous Amendments (RRR) Proposed Rule 105, 171, 172, 173, 177, 178, 180
04/16/2012 Hazardous Materials; Packages Intended for Transport by Aircraft Rule 173
03/26/2012 Hazardous Materials: Approval and Communication Requirements for the Safe Transportation of Air Bag Inflators, Air Bag Modules, and Seat-Belt Pretensioners Proposed Rule 173
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
12/28/2011 Hazardous Materials: Miscellaneous Amendments; Response to Appeals; Corrections Rule 172, 173
09/13/2011 Hazardous Materials: Minor Editorial Corrections and Clarifications Rule 105, 106, 107, 130, 171, 172, 173, 174, 176, 177
08/18/2011 Hazardous Materials: Incorporating Rail Special Permits Into the Hazardous Materials Regulations Proposed Rule 171, 172, 173, 174, 179, 180
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
07/20/2011 Hazardous Materials; Miscellaneous Amendments Rule 107, 171, 172, 173, 174, 177, 178, 180
02/01/2011 Hazardous Materials: Incorporation of Certain Cargo Tank Special Permits Into Regulations Rule 171, 173
01/27/2011 Hazardous Materials: Safety Requirements for External Product Piping on Cargo Tanks Transporting Flammable Liquids Proposed Rule 173
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
09/30/2010 Hazardous Material; Miscellaneous Packaging Amendments Rule 171, 173, 178
09/29/2010 Hazardous Materials; Miscellaneous Amendments Proposed Rule 107, 171, 172, 173, 174, 177, 178, 180
09/01/2010 Hazardous Materials: Minor Editorial Corrections and Clarifications Rule 107, 171, 172, 173, 176, 177, 179, 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
07/21/2010 Hazardous Materials: Incorporation of Certain Cargo Tank Special Permits Into Regulations Proposed Rule 171, 173
05/14/2010 Hazardous Materials: Incorporation of Special Permits Into Regulations Rule 105, 107, 171, 173, 174, 176, 177, 179
05/14/2010 Hazardous Materials; Packages Intended for Transport by Aircraft Proposed Rule 171, 173
02/02/2010 Hazardous Material; Miscellaneous Packaging Amendments Rule 171, 172, 173, 174, 178
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
12/22/2009 Hazardous Materials: Incorporation of Special Permits Into Regulations Proposed Rule 105, 107, 171, 173, 174, 176, 177, 179
10/16/2009 Hazardous Materials: Minor Editorial Corrections and Clarifications Rule 107, 171, 172, 173, 174, 180
04/09/2009 Hazardous Materials: Miscellaneous Cargo Tank Motor Vehicle and Cylinder Issues; Petitions for Rulemaking Rule 171, 173, 176, 178, 180
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
01/13/2009 Hazardous Materials: Improving the Safety of Railroad Tank Car Transportation of Hazardous Materials Rule 171, 172, 173, 174, 179
10/01/2008 Hazardous Materials Regulations: Minor Editorial Corrections and Clarifications Rule 171, 172, 173, 175, 176, 178, 179, 180
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
04/01/2008 Hazardous Materials: Improving the Safety of Railroad Tank Car Transportation of Hazardous Materials Proposed Rule 171, 173, 174, 179
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
04/12/2007 Hazardous Materials: Miscellaneous Cargo Tank Motor Vehicle and Cylinder Issues; Petitions for Rulemaking Proposed Rule 107, 171, 172, 173, 176, 178, 180
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
09/20/2006 Hazardous Materials Regulations: Minor Editorial Corrections and Clarifications; Correction Rule 107, 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
09/01/2006 Hazardous Material; Miscellaneous Packaging Amendments Proposed Rule 171, 172, 173, 174, 178
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
08/29/2006 Hazardous Materials: Aluminum Cylinders Manufactured of Aluminum Alloy 6351-T6 Used in SCUBA, SCBA, and Oxygen Services-Revised Requalification and Use Criteria Rule 173, 180
06/12/2006 Hazardous Materials: Requirements for UN Cylinders Rule 107, 171, 172, 173, 178, 180