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 201 - 250 of 253

Hold Ctrl and click for multi-selection
Date Subject Document Type Part
08/12/2004 Hazardous Materials; Miscellaneous Amendments Proposed Rule 171, 172, 173, 178, 179, 180
07/13/2004 Hazardous Materials Regulations: Minor Editorial Corrections Rule 172
06/22/2004 Harmonization With the United Nations Recommendations, International Maritime Dangerous Goods Code, and International Civil Aviation Organization's Technical Instructions Rule 171, 172, 173, 178
06/22/2004 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
05/06/2004 Hazardous Materials Regulations: Transportation of Compressed Oxygen, Other Oxidizing Gases and Chemical Oxygen Generators on Aircraft Proposed Rule 171, 172, 173, 175, 178
04/19/2004 Harmonization With the United Nations Recommendations, International Maritime Dangerous Goods Code, and International Civil Aviation Organization's Technical Instructions Rule 172
01/26/2004 Hazardous Materials Regulations; Compatibility With the Regulations of the International Atomic Energy Agency Rule 171, 172, 173, 174, 175, 176, 177, 178
12/31/2003 Hazardous Materials: Matter Incorporated by Reference Rule 171, 172, 173, 174, 175, 176, 177, 178, 179, 180
10/30/2003 Applicability of the Hazardous Materials Regulations to Loading, Unloading, and Storage Rule 171, 173, 174, 175, 176, 177, 178
10/06/2003 Hazardous Materials Regulations: Minor Editorial Corrections and Clarifications Rule 171, 172, 173, 175, 176, 177, 178, 179
09/26/2003 Hazardous Materials: Approval Program for Certain Persons Performing Visual Requalification of DOT Specification Cylinders; Extension of Compliance Date Rule 107, 180
09/10/2003 Hazardous Materials Regulations: Aluminum Cylinders Manufactured of Aluminum Alloy 6351-T6 Used in SCUBA, SCBA, and Oxygen Service-Revised Requalification and Use Criteria Proposed Rule 171, 173, 180
09/08/2003 Hazardous Materials Regulations: Penalty Guidelines and Other Procedural Regulations Rule 105, 107, 171
09/03/2003 Hazardous Materials: Requirements for Cargo Tanks Rule 172, 178, 180
08/14/2003 Hazardous Materials; Miscellaneous Amendments Rule 171, 172, 173, 177, 178, 179, 180
07/31/2003 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, 180
06/11/2003 Hazardous Materials: Changes to the Hazard Communication Requirements, Including Revision of Design of Labels and Placards for Materials Poisonous by Inhalation (PIH) Proposed Rule 171, 172, 173
05/30/2003 Transportation of Hazardous Materials; Unloading of Intermodal (IM) and UN Portable Tanks on Transport Vehicles Rule 171, 173, 177, 178
05/08/2003 Hazardous Materials: Requirements for Maintenance, Requalification, Repair and Use of DOT Specification Cylinders; Response to Appeals and Extension of Compliance Dates Rule 107, 171, 173, 177, 180
04/18/2003 Hazardous Materials: Requirements for Cargo Tanks Rule 107, 171, 172, 173, 177, 178, 180
03/25/2003 Hazardous Materials: Security Requirements for Offerors and Transporters of Hazardous Materials Rule 172
01/21/2003 Hazardous Materials; Miscellaneous Amendments Proposed Rule 171, 172, 173, 177, 178
01/09/2003 Hazardous Materials: Temporary Reduction of Registration Fees Rule 107
12/03/2002 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
11/01/2002 Hazardous Materials: Retention of Shipping Papers Rule 172, 174, 175, 176, 177
09/30/2002 Hazardous Materials: Requirements for Maintenance, Requalification, Repair and Use of DOT Specification Cylinders; Extension of Compliance Dates and Corrections Rule 173, 177
09/27/2002 Hazardous Materials Regulations: Minor Editorial Corrections and Clarifications Rule 105, 107, 130, 171, 172, 173, 175, 176, 177, 178, 179, 180
09/16/2002 Hazardous Materials: Miscellaneous Revisions to Registration Requirements Rule 107
08/14/2002 Hazardous Materials: Revision to Standards for Infectious Substances Rule 171, 172, 173, 177, 178
08/08/2002 Hazardous Materials: Requirements for Maintenance, Requalification, Repair and Use of DOT Specification Cylinders Rule 107, 171, 172, 173, 177, 178, 179, 180
07/12/2002 Hazardous Materials: Retention of Shipping Papers Rule 172, 174, 175, 176, 177
06/25/2002 Revised and Clarified Hazardous Materials Safety Rulemaking and Program Procedures Rule 105, 106, 107, 171
05/02/2002 Hazardous Materials: Security Requirements for Offerors and Transporters of Hazardous Materials Proposed Rule 107, 171, 172, 177
04/30/2002 Hazardous Materials Regulations; Compatibility With the Regulations of the International Atomic Energy Agency Proposed Rule 171, 172, 173, 174, 175, 176, 177, 178
04/03/2002 Harmonization With the United Nations Recommendations, International Maritime Dangerous Goods Code, and International Civil Aviation Organization's Technical Instructions Rule 171, 172, 173, 174, 176, 178, 180
04/02/2002 Hazardous Materials; Transportation of Lithium Batteries Proposed Rule 171, 172, 173, 175
03/05/2002 Hazardous Materials: Revisions to the List of Hazardous Substances and Reportable Quantities Rule 172
02/22/2002 Transportation of Hazardous Materials; Unloading of Intermodal (IM) Portable Tanks on Transport Vehicles Proposed Rule 173, 177
12/04/2001 Hazardous Materials: Requirements for Cargo Tanks Proposed Rule 107, 171, 172, 173, 177, 178, 180
09/12/2001 Hazardous Materials: Retention of Shipping Papers Proposed Rule 172, 174, 175, 176, 177
08/28/2001 Hazardous Materials Regulations: Editorial Corrections and Clarifications Rule 107, 171, 172, 173, 175, 176, 177, 178, 179, 180
08/28/2001 Hazardous Materials Regulations: Minor Editorial Corrections and Clarifications Rule 107, 110, 130, 171, 172, 173, 174, 175, 176, 177, 178, 179, 180
08/22/2001 Hazardous Materials: Exceptions From Labeling and Placarding Materials Poisonous by Inhalation (PIH) Rule 171, 172
08/08/2001 Hazardous Materials: Hazardous Waste Manifest Requirements Proposed Rule 172
06/21/2001 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, 177, 178, 179, 180
06/14/2001 Applicability of the Hazardous Materials Regulations to Loading, Unloading, and Storage Proposed Rule 171, 173, 174, 175, 176, 177, 178
02/01/2001 Harmonization With the United Nations Recommendations and the International Maritime Dangerous Goods Code Rule 171, 172, 173, 176
01/22/2001 Hazardous Materials: Revision to Standards for Infectious Substances and Genetically Modified Micro-Organisms Proposed Rule 171, 172, 173, 177, 178
12/07/2000 Hazardous Materials: Temporary Reduction of Registration Fees Proposed Rule 107
10/23/2000 Harmonization With the United Nations Recommendations, International Maritime Dangerous Goods Code, and International Civil Aviation Organization's Technical Instructions Proposed Rule 171, 172, 173, 174, 175, 176, 177, 178, 180