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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 107.101

Purpose and scope.

Current as of 2026-08-18 Government source

eCFR editorial compilationAuthoritative but unofficial

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This subpart prescribes procedures for the issuance, modification and termination of special permits from requirements of this subchapter, subchapter C of this chapter, or regulations issued under chapter 51 of 49 U.S.C.#