April 29, 2025

Midwest transmission owners challenge FERC return-on-equity ruling in U.S. appeals court

The petition challenges FERC’s decision to apply a revised ROE methodology retroactively, impacting refunds and potentially setting a precedent for future rate cases.

Appeal Filed: A coalition of investor-owned and municipal transmission owners in the Midcontinent Independent System Operator Inc. market asked the U.S. Court of Appeals for the District of Columbia Circuit to review FERC's March 25 rehearing order upholding a reduced return on equity (ROE), according to an April 25 filing. The petitioners seek consolidation with a previous appeal (Case No. ...

Details:

Filing Date: April 25, 2025

Docket Numbers:

EL14-12

Short Summary:

A coalition of investor-owned and municipal transmission owners in the Midcontinent Independent System Operator Inc. market asked the U.S. Court of Appeals for the District of Columbia Circuit to review FERC’s March 25 rehearing order upholding a reduced return on equity (ROE), according to an April 25 filing.

Impact Level:

Categories:

Legal Challenges & Disputes

Tags: Ratepayer Impacts, Return on Equity, Transmission

Entities:

Markets: Midcontinent Independent System Operator (MISO)

Regions: Central

States:

Regulators: FERC

Courts:

Documents:

Transmission ROE – Legal Challenge