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Hazardous Materials Petitions

About Petitions for Rulemaking

The table below lists open petitions for rulemaking that PHMSA has received requesting amendments to the Hazardous Materials Regulations (49 CFR Parts 171-180). The Petition Number (e.g., P-0001), the Docket ID, and the Name of Petitioner are listed, and the links provided to allow for access and participation to those specific petitions. is your source for information on the development of Federal regulations and other related documents issued by the U.S. government. Through the site, you can find, read, and comment on regulatory issues that are important to you. Finally, you can also access previously closed petitions on the site, by entering the appropriate Docket ID in the "Search for Dockets" page.


Petitions for Rulemaking
Petition Number Docket ID Name of Petitioner
P-1562 PHMSA-2010-0207 American Trucking Associations (ATA)
P-1566 PHMSA-2010-0225 American Coatings Association (ACA)
P-1647 PHMSA-2015-0091 The Walker
P-1664 PHMSA-2015-0190 The Chemours Company
P-1673 PHMSA-2016-0037 American Association of Railroads (AAR)
P-1678 PHMSA-2016-0093 Thompson Hein LLP
P-1682 PHMSA-2016-0120 Council on the Safe Transportation of Hazardous Articles (COSTHA)
P-1686 PHMSA-2016-0139 FIBA Technologies
P-1687 PHMSA-2016-0140 FIBA Technologies
P-1703 PHMSA-2017-0034 Reusable Industry Packaging Association (RIPA)
P-1707 PHMSA-2017-0131 Consumer Specialty Products Association (CPSA)
P-1712 PHMSA-2018-0022 The Chlorine Institute
P-1713 PHMSA-2018-0053 Industrial Packaging Alliance of North America (IPANA)
P-1721 PHMSA-2018-0101 Council on the Safe Transportation of Hazardous Articles (COSTHA)
P-1724 PHMSA-2018-0111 The Greenbrier Companies
P-1735 PHMSA-2019-0132 Truck Trailers Manufacturers Association (TTMA)
P-1737 PHMSA-2019-0234 Council on the Safe Transportation of Hazardous Articles (COSTHA)
P-1740 PHMSA-2020-009 Compressed Gas Association (CGA)
P-1752 PHMSA-2020-0168 FIBA Technologies, Inc.
P-1757 PHMSA-2021-0047 Reusable Industrial Packaging Association (RIPA)
P-1758 PHMSA-2021-0051 The Rechargeable Battery Association (PRBA)
P-1759 PHMSA-2021-0084 The Vinegar Institute
P-1760 PHMSA-2021-0101 Baier Rail
P-1763 PHMSA-2022-0012 Compressed Gas Association (CGA)
P-1764 PHMSA-2022-0028 Council on the Safe Transportation of Hazardous Articles (COSTHA)
P-1765 PHMSA-2022-0029 Compressed Gas Association (CGA)
P-1766 PHMSA-2022-0030 Compressed Gas Association (CGA)
P-1767 PHMSA-2022-0029 Compressed Gas Association (CGA)
P-1769 PHMSA-2022-0062 International Vessel Operators Dangerous Goods Association/Council on the Safe Transportation of Hazardous Articles
P-1770 PHMSA-2022-0130 Association of American Railroads (AAR)
P-1771 PHMSA-2022-0173 Ten-E
P-1772 PHMSA-2023-0008 National Conference on Weights and Measures (NCWM)
P-1773 PHMSA-2023-0073 Hazmat Safety Consulting
P-1774 PHMSA-2023-0077 Compressed Gas Association (CGA)
P-1775 PHMSA-2023-0085 Council on the Safe Transportation of Hazardous Articles (COSTHA)
P-1776 PHMSA-2023-0088

Hazmat Safety Consulting

P-1777 PHMSA-2023-0107 Industrial Steel Drum Institute (ISDI)