Data / Federal rules / 2026-15818
Hazardous Materials: Adoption of Department of Transportation Special Permit 21379
The Pipeline and Hazardous Materials Safety Administration published this final rule in the Federal Register on August 4, 2026. It took effect on September 3, 2026.
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What the agency says
This final rule removes undue regulatory burdens by adopting the provisions of U.S. Department of Transportation (DOT) special permit (SP) 21379 to streamline the transportation of refrigerating machines and components containing certain low flammability refrigerant gases.
Key facts
- Document number
- 2026-15818
- Type
- Final rule
- Action
- Final rule
- Agency
- Transportation Department; Pipeline and Hazardous Materials Safety Administration
- Published
- August 4, 2026
- Takes effect
- September 3, 2026
- Dates
- Effective date: This final rule is effective September 3, 2026.
- Docket
- Docket No. PHMSA-2025-0102 (HM-268N)
- Regulation ID (RIN)
- 2137-AG16
- Code of Federal Regulations
- 49 CFR 171; 49 CFR 173
- Topics
- Exports; Hazardous materials transportation; Hazardous waste; Imports; Incorporation by reference; Packaging and containers; Reporting and recordkeeping requirements
- Pages
- 6
Other documents from the Pipeline and Hazardous Materials Safety Administration
| Document | Type | Published |
|---|---|---|
| Hazardous Materials: Incorporation of ASME Code Section XII and the National Board Inspection Code 2026-19741 | Final rule | Sep 28 |
| Hazardous Materials: Allowing Fireworks Certification Agencies (FCAs) To Approve Professional Fireworks 2026-16111 | Final rule | Aug 7 |
| Hazardous Materials: Reducing Burdens on Domestic Companies Using Battery-Powered Equipment in Trades 2026-15823 | Final rule | Aug 4 |
| Hazardous Materials: Adoption of Department of Transportation Special Permit 21478 2026-15820 | Final rule | Aug 4 |
| Hazardous Materials: Adoption of Department of Transportation Special Permit 14175 2026-15819 | Final rule | Aug 4 |
| Hazardous Materials: Adoption of Department of Transportation Special Permit 21287 2026-15817 | Final rule | Aug 4 |
| Hazardous Materials: Adoption of Department of Transportation Special Permits 12412 and 11646 Into the Hazardous Materials Regulations 2026-15816 | Final rule | Aug 4 |
| Hazardous Materials: Removing Burdensome Rail Reporting Requirements 2026-15815 | Final rule | Aug 4 |
Everything from the Pipeline and Hazardous Materials Safety Administration · Rules on exports · Rules on hazardous materials transportation · Rules on hazardous waste · Published in August 2026
Read from the Federal Register API, last updated 2026-10-23. The document on federalregister.gov is the official record; dates and dockets can change through later corrections. Free to reuse with credit to SpecStream under CC BY 4.0.