NOTIFICATION
Addendum
The following communication, dated 11 April 2024, is being circulated at the request
of the delegation of the United States of America.
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Title: Hazardous Materials: Harmonization With International Standards
Description: PHMSA
is amending the Hazardous Materials Regulations (HMR) to maintain alignment
with international regulations and standards by adopting various amendments,
including changes to proper shipping names, hazard classes, packing groups,
special provisions, packaging authorizations, air transport quantity
limitations, and vessel stowage requirements. PHMSA is also withdrawing the
unpublished 28 November 2022, Notice of Enforcement Policy Regarding
International Standards on the use of select updated international standards in
complying with the HMR during the pendency of this rulemaking.
Effective
date: This rule is effective 10 May 2024.
Voluntary
compliance date: 1 January 2023.
Delayed
compliance date: 10 April 2025.
Incorporation
by reference date: The incorporation by reference of certain publications
listed in this rule is approved by the Director of the Federal Register on 10
May 2024.
Title 49 Code of Federal Regulations (CFR) Parts 171, 172, 173, 175, 176, 178, and 180
This
final rule and the notice of proposed rulemaking notified as G/TBT/N/USA/2006 are identified by Docket Number PHMSA-2021-0092. The Docket
Folder is available from Regulations.gov at https://www.regulations.gov/docket/PHMSA-2021-0092/document and provides access to primary and supporting documents as
well as comments received. Documents are also accessible from Regulations.gov by searching the Docket Number.
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[1] This information can be provided by including a website address, a
pdf attachment, or other information on where the text of the final/modified
measure and/or interpretive guidance can be obtained.