Supreme Court of Oklahoma

Lake Region Electric v. State, ex rel. Oklahoma Corp. Commission

October 28, 20252025 OK 78

Summary

The Oklahoma Supreme Court affirmed the Corporation Commission’s final order denying Lake Region Electric’s injunction, holding that the RESCTA Large‑Load Exception does not allow OG&E to use third‑party transmission lines to extend service into another certified territory and that equitable defenses of laches, waiver, and estoppel bar the injunction.