Transportation Department, Pipeline and Hazardous Materials Safety Administration
This NPRM proposes to update the definition of an aerosol to eliminate unnecessary regulatory burdens and maintain consistency with current international transportation standards.
Document Headings Document headings vary by document type but may contain the following: the agency or agencies that issued and signed a document the number of the CFR title and the number of each part the document amends, proposes to amend, or is directly related to the agency docket number / agency internal file number the RIN which identifies each regulatory action listed in the Unified Agenda of Federal Regulatory and Deregulatory Actions See the Document Drafting Handbook for more details. Department of Transportation Pipeline and Hazardous Materials Safety Administration 49 CFR Part 171 [Docket No. PHMSA-2025-0089 (HM-268A)] RIN 2137-AG03 AGENCY: Pipeline and Hazardous Materials Safety Administration (PHMSA), Department of Transportation (DOT). ACTION: Notice of proposed rulemaking (NPRM). SUMMARY: This NPRM proposes to update the definition of an aerosol to eliminate unnecessary regulatory burdens and maintain consistency with current international transportation standards. DATES: Comments must be received on or before September 2, 2025. ADDRESSES: You may submit comments identified by the Docket Number PHMSA-2025-0089 using any of the following methods: E-Gov Web: https://www.regulations.gov . This site allows the public to enter comments on any Federal Register notice issued by any agency. Follow the online instructions for submitting comments. Mail: Docket Management System: U.S. Department of Transportation, 1200 New Jersey Avenue SE, West Building Ground Floor, Room W12-140, Washington, DC 20590-0001. Hand Delivery: U.S. DOT Docket Management System: West Building Ground Floor, Room W12-140, 1200 New Jersey Avenue SE, between 9 a.m. and 5 p.m., Monday through Friday, except Federal holidays. ( printed page 28541) Fax: 1-202-493-2251. Instructions: Please include the docket number PHMSA-2025-0089 at the beginning of your comments. If you submit your comments by mail, submit two copies. If you wish to receive confirmation that PHMSA received your comments,…
Other Federal Register documents from the same docket.
Citation: 90 FR 28540
