# Pipeline Safety: Electronic Submission of Requests for Written Interpretations and Special Permits
> **Pipeline and Hazardous Materials Safety Administration** · Final rule. · Published 2026-04-24 · Effective 2026-08-03 · 91 FR 21965
## Document
- **Document number:** 2026-08056
- **Category:** pipeline-safety
- **Sub-agency:** Pipeline and Hazardous Materials Safety Administration
- **Federal Register citation:** 91 FR 21965
- **CFR reference:** 49 CFR 190
- **Publication date:** 2026-04-24
- **Effective date:** 2026-08-03
- **DOT docket:** Docket No. PHMSA-2026-1539
## Abstract

This final rule makes certain editorial corrections and non- substantive changes to 49 CFR part 190 to facilitate the electronic submission of requests for written interpretations and special permits.

## Source
- [Federal Register document](https://www.federalregister.gov/documents/2026/04/24/2026-08056/pipeline-safety-electronic-submission-of-requests-for-written-interpretations-and-special-permits)
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