Origin Wind Energy, LLC Submits Revised Market-Based Rate (MBR) Tariff to Federal Energy Regulatory Commission (FERC)

Strategic Insights -

Origin Wind Energy, LLC has submitted a revised market-based rate (MBR) tariff to the Federal Energy Regulatory Commission (FERC) as part of Docket No. ER25-02946-000. The tariff, effective July 23, 2025, outlines the terms and conditions for wholesale electric energy, capacity, and ancillary services availability under the MBR tariff.

The revised tariff establishes various rates and terms for the sale of energy, capacity, and ancillary services across different regions, including PJM, New York, New England, California, MISO, and Southwest Power Pool. The seller offers a range of ancillary services, including regulation, frequency response, operating reserve, and energy imbalance services.

Key Takeaways:

  • The revised tariff establishes rates for wholesale electric energy, capacity, and ancillary services across different regions.
  • The seller offers a range of ancillary services, including regulation, frequency response, operating reserve, and energy imbalance services.
  • The tariff excludes sales to RTOs/ISOs, traditional public utilities affiliated with third-party suppliers, and public utilities purchasing ancillary services to satisfy their own open access transmission tariff requirements.
  • The seller is a Category 2 Seller in the Southwest Power Pool region and a Category 1 Seller in the Central, Northeast, Northwest, Southeast, and Southwest regions.
  • The tariff is effective on the date specified by the Commission and shall continue in effect until terminated or changed in accordance with applicable regulatory requirements.

Statistics:

  • The MBR tariff is effective on July 23, 2025.
  • The seller offers regulation and frequency response service to PJM, New York, New England, California, MISO, and Southwest Power Pool.
  • The seller offers operating reserve service to PJM, New York, New England, and California ISO.
  • The seller is a Category 2 Seller in the Southwest Power Pool region and a Category 1 Seller in the Central, Northeast, Northwest, Southeast, and Southwest regions.

Sources:

  • Origin Wind Energy, LLC, FERC rendition of the electronically filed tariff records in Docket No. ER25-02946-000.