305 ILCS 21/10

As used in this Act, unless the context otherwise requires: "Commission" means the Illinois Commerce Commission. "Department" means the Department of Commerce and Economic Opportunity. "Water or sewer provider" means any public utility providing water or sewer services under the jurisdiction of the Illinois Commerce Commission; any other utility providing water or sewer service owned by a municipality, township, county, or other political subdivision of this State; or any other entity that is not a public utility under the jurisdiction of the Illinois Commerce Commission that regularly provides water or sewer service.