Residential consumers in Illinois who purchase electricity from ComEd might be shocked with a 38 percent price increase per-kilowatt-hour on June 1. Other electricity suppliers could see increases due to power rates and delivery fees. Non-ComEd customers also could pay more, especially if their towns contracted with an alternative energy supplier.

http://www.positivelynaperville.com/2014/06/02/electric-rates-increase-throughout-illinois/33475