Business & Professional People for the Public Interest v. Illinois Commerce Commission

This is the second time that the propriety of orders issued by the Illinois Commerce Commission (Commission) regarding the costs of Commonwealth Edison’s (Edison’s) newest nuclear electrical generating facilities and a corresponding increase in rates has been before this court.

In December 1989, this court issued an opinion overturning the Commission’s Sixth Interim Order which had granted Edison a two-step rate increase. That rate increase was due primarily to the costs incurred in constructing the Byron Unit 2, Braidwood Unit 1 and Braid-wood Unit 2 nuclear plants (Business & Professional…