Home / Agencies / DOT / 2026-15819
Final Rule

Hazardous Materials: Adoption of Department of Transportation Special Permit 14175

Agency
DOT
Document Number
2026-15819
Published
August 4, 2026
Effective Date
September 3, 2026

Abstract

This final rule removes undue regulatory burdens by adopting the provisions of U.S. Department of Transportation (DOT) special permit (SP) 14175 to authorize a 10-year requalification period and the ultrasonic examination (UE) testing method for DOT specification 3A and 3AA cylinders in flammable and non-flammable, nonpoisonous gas service. This adoption reflects advances in testing technology and will relieve stakeholders of the burden of performing more frequent cylinder requalification.

Federal Register Source

This document is published by the Office of the Federal Register, National Archives and Records Administration. Access the full regulatory text, preamble, and docket comments below.

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Frequently Asked Questions

What is the 2026-15819 Federal Register document?
Document 2026-15819 is a Final Rule published by the Department of Transportation in the Federal Register on August 4, 2026, with an effective date of September 3, 2026. This final rule removes undue regulatory burdens by adopting the provisions of U.S. Department of Transportation (DOT) special permit (SP) 14175 to authorize a 10-year requalification period and the ultrasonic examination (UE) testing method for DOT specification 3A and 3AA cylinders in flammable and non-flammable, nonpoisonous gas service. This adoption reflects advances in testing technology and will relieve stakeholders of the burden of performing more frequent cylinder requalification. View the original at https://www.federalregister.gov/documents/2026/08/04/2026-15819/hazardous-materials-adoption-of-department-of-transportation-special-permit-14175.
Is document 2026-15819 an economically significant rule?
No. Document 2026-15819 is not classified as economically significant under Executive Order 12866. Economically significant rules require OIRA review and are estimated to have impacts of $100 million or more per year.

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