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Independent regulatory commissions

FERC Approves Revised Tariff Records for Columbia Gulf Transmission, LLC

Strategic Insights

— 2 min read

The Office of Energy Market Regulation has submitted a document to the Federal Energy Regulatory Commission (FERC) approving revised tariff records for Columbia Gulf Transmission, LLC. The revised records reflect a negotiated rate agreement between Columbia Gulf Transmission, LLC and Tenaska Marketing Ventures and MIECO LLC. The waiver of the Commission's 30-day notice requirement has been granted, and the tariff records have been accepted, effective September 1, 2025.

Key Takeaways:

  • The revised tariff records were filed by Columbia Gulf Transmission, LLC on August 28, 2025, and reflect a negotiated rate agreement with Tenaska Marketing Ventures and MIECO LLC.
  • The waiver of the Commission's 30-day notice requirement has been granted, allowing the tariff records to take effect on September 1, 2025.
  • No protests or adverse comments were filed in response to the revised tariff records.
  • The FERC has granted notices of intervention, timely-filed motions to intervene, and unopposed motions to intervene out-of-time, as per Rule 214 of the Commission's regulations.
  • The action does not constitute a waiver of the requirements of section 7 of the Natural Gas Act, nor constitutes approval of the referenced filing or any rate, charge, classification, or practice affecting such rate or service.
  • The acceptance of the tariff records is without prejudice to any findings or orders which have been or may be made by the Commission in any proceeding now pending or hereafter instituted by or against the applicant.
  • The order constitutes final agency action, and requests for rehearing by the Commission may be filed within 30 days of the date of issuance.

Statistics:

  • The revised tariff records were filed on August 28, 2025, and were accepted on September 17, 2025.
  • The tariff records took effect on September 1, 2025.
  • The FERC approved the revised tariff records, effective September 1, 2025.
  • No protests or adverse comments were filed in response to the revised tariff records.
  • 30 days have been allotted for filing requests for rehearing by the Commission.

Sources:

  • FEDERAL ENERGY REGULATORY COMMISSION WASHINGTON, DC 20426 OFFICE OF ENERGY MARKET REGULATION Columbia Gulf Transmission, LLC Docket No. RP25-1103-000 (August 28, 2025)

1. See Appendix.

  • Document Accession #: 20250917-3030 Filed Date: 09/17/2025 Docket No. RP25-1103-000 - 2 - Appendix Columbia Gulf Transmission, LLC Columbia Gulf Tariffs Tariff Records Accepted Effective September 1, 2025: Table of Contents, (45.0.0) Non-Conf Neg Rate Svc Agm, Section 4.14 Tenaska Replacement Contract No. 325029 (1.0.0) Non-Conf Neg Rate Svc Agm, Section 4.15 MIECO LLC Replacement Contract No. 325027 (1.0.0) Document Accession #: 20250917-3030 Filed Date: 09/17/2025 Document Content(s) RP25-1103-000.docx........................................................1 Document Accession #: 20250917-3030 Filed Date: 09/17/2025 The complete document can be viewed at this link: https://elibrary.ferc.gov

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