The Federal Energy Regulatory Commission revoked Tucson Electric Power’s authority to use market-based rates in the TEP balancing authority area. The action came after TEP added generation from two projects, including 160 MW from the Babacomari solar project. TEP submitted a change-in-status notice to FERC in proceeding ER10-2564-015.
What it means
The commission’s revocation is limited to the TEP balancing authority area. TEP’s filing identified 160 MW of new capacity from the Babacomari solar project.
Key facts
- FERC withdrew Tucson Electric Power’s market-based rate authority in the TEP balancing authority area.
- TEP’s capacity additions involved two projects.
- The Babacomari solar project contributed 160 MW.
- TEP filed a change-in-status notice with FERC.
- FERC proceeding: ER10-2564-015.
- Article date: Nov. 2, 2026.
Source: Federal Energy Regulatory Commission proceeding