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Subpart A—Definitions1

Subpart B—Special Permits11

Subpart C—Preemption14

Subpart D—Enforcement23

Subpart E—Designation of Approval and Certification Agencies5

Subpart F—Registration of Cargo Tank and Cargo Tank Motor Vehicle Manufacturers, Assemblers, Repairers, Inspectors, Testers, and Design Certifying Engineers4

Subpart G—Registration of Persons Who Offer or Transport Hazardous Materials6

Subpart H—Approvals, Registrations and Submissions7

Subpart I—Approval of Independent Inspection Agencies, Cylinder Requalifiers, and Non-domestic Chemical Analyses and Tests of DOT Specification Cylinders5

Regulationcurrent

49 CFR 107.301

Delegated authority for enforcement.

Current as of 2026-08-18 Government source

eCFR editorial compilationAuthoritative but unofficial

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Under redelegation from the Administrator of the Pipeline and Hazardous Materials Safety Administration, the Associate Administrator for Hazardous Materials Safety and the Office of the Chief Counsel exercise their authority for enforcement of the Federal hazardous material transportation law, Federal Water Pollution Control Act, this subchapter, and subchapters B and C of this chapter, in accordance with § 1.97 of this title.#