FERC accepts Transco fuel retention tariff filing, RP26-649
FERC eLibrary: Gas & Pipeline Orders - ChangeBridge
Summary
FERC's Office of Energy Market Regulation issued a delegated order accepting Transcontinental Gas Pipe Line Company, LLC's tariff filing under docket RP26-649. The filing, submitted March 18, 2026, adjusts fuel retention percentage records for various pipeline services. The acceptance letter dated April 7, 2026 confirms the tariff amendments are accepted as filed.
What changed
Transcontinental Gas Pipe Line Company, LLC filed tariff records on March 18, 2026 under FERC docket RP26-649 to adjust fuel retention percentage values across its pipeline services. FERC reviewed the filing and issued a letter order on April 7, 2026 accepting the tariff amendments as submitted. The order was issued by the Office of Energy Market Regulation under delegated authority.
The accepted fuel retention percentage adjustments will affect shippers utilizing Transco's interstate natural gas pipeline system by modifying the fuel charges applied to transportation contracts. Pipeline shippers should review the updated tariff records to understand how their fuel retention obligations have changed and update cost projections accordingly. FERC's acceptance means the modified fuel retention percentages will take effect according to the filed implementation schedule.
What to do next
- Monitor for implementation of new fuel retention percentages
- Review updated tariff records for impact on transportation contracts
Source document (simplified)
Document Info for Accession Number: 20260407-3037
Details Document: 04/07/2026
Filed: 04/07/2026
Posted: 04/07/2026 12:41:06 PM
First Received Date: 04/07/2026 12:27:07 PM
Security Level: Public
Official: Yes
E-filing: No
Non-decisional: No
Category: Issuance
Library: Gas
Aperture: 0
File Type:
Description* :** Letter order accepting Transcontinental Gas Pipe Line Company, LLC's 03/18/2026 filing of tariff records to reflect various fuel retention percentage adjustments under RP26-649.
File List
| Docket | Sub-Docket | Type |
| --- | --- | --- |
| RP26-649 | 000 | On Document |
| Document Class | Document Type |
| --- | --- |
| Order/Opinion | Delegated Order |
| Correspondent | Last Name | First Name | MI | Role/Org |
| --- | --- | --- | --- | --- |
| AUTHOR | Palazzi | M | K | OFFICE OF ENERGY MARKET REGULATION |
| RECIPIENT | * | * | | TRANSCONTINENTAL GAS PIPE LINE COMPANY, LLC |
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