DEPARTMENT OF TRANSPORTATION

49 CFR Parts 107, 171, and 173

[Docket No. PHMSA–2020–0103 (HM–257A)] RIN 2137–AF50

Hazardous Materials: Streamlining Requirements for the Approval of Certain Energetic Materials

ACTION: Notice of proposed rulemaking (NPRM).

SUMMARY: PHMSA proposes to amend the Hazardous Materials Regulations to revise the classification and approval process for certain low-hazard fireworks; to revise classification criteria for small arms cartridges to include tracer ammunition; to include the PHMSA portal as the method to submit applications for all explosives approvals; and to allow for voluntary termination of an explosive approval by the approval holder.

DATES: Comments must be submitted by February 28, 2024. PHMSA will consider late-filed comments to the extent possible.

READ MORE: https://www.govinfo.gov/content/pkg/FR-2023-11-30/pdf/2023-25887.pdf