PHMSA is publishing this notice to solicit public comment on a request for a special permit for three special permit segments submitted by Gas Transmission Northwest LLC (GTN), a subsidiary of TC Energy, Inc. This notice was published previously but now contains updated documents, described further in SUPPLEMENTARY INFORMATION below. GTN is seeking relief from compliance with certain requirements in the Federal pipeline safety regulations. PHMSA has proposed conditions to ensure the special permit is consistent with pipeline safety. At the conclusion of the 30-day comment period, PHMSA will review the comments received from this notice as part of its evaluation to grant or deny the special permit request.
This is a notice published in the Federal Register by Transportation Department, Pipeline and Hazardous Materials Safety Administration. Notices communicate information, guidance, or policy interpretations but may not create new binding obligations.
This document is classified as a notice. It may or may not create enforceable regulatory obligations depending on its specific content.
Notice.
Submit any comments regarding this special permit request by January 5, 2026.
| Document Number | 2025-21901 |
| FR Citation | 90 FR 55972 |
| Type | Notice |
| Published | Dec 4, 2025 |
| Effective Date | - |
| RIN | - |
| Docket ID | Docket No. PHMSA-2024-0055 |
| Pages | 55972–55973 (2 pages) |
| Text Fetched | No |
| Part | Name | Agency |
|---|---|---|
| No linked CFR parts | ||
| Type | Proposed | Final | Method | Conf |
|---|---|---|---|---|
| No paired documents | ||||
| Doc # | Type | Title | Published |
|---|---|---|---|
| 2024-23765 | Notice | Pipeline Safety: Request for Special Per... | Oct 15, 2024 |
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