Cerro Copper Products v. Illinois Commerce Commission

The Union Electric Company (Union Electric) provides utility service to customers in a three-State area, including service to 69,000 Illinois customers residing in St. Clair, Madison, Jersey and Hancock counties. It filed a proposed schedule of rates with the Illinois Commerce Commission (Commission) which called for an increase in revenues of $14,389,000, which would have represented a 17.48% overall rate increase. The Commission conducted hearings into the necessity and reasonableness of the requested increase and in the course of the proceedings granted leave to intervene to several…