What Are Your Choices?
Customers in the Ameren Illinois and ComEd service territories have the ability to choose who provides the supply portion of their
electric service. Electric supply may be sold by either the utility or Retail Electric Suppliers (RESs). You may be able
to save money by switching your electric supplier.
No matter who you choose to supply your electricity, you will continue to call your electric utility for outages, emergency
services and questions about your residential service. The quality, reliability, and maintenance of your electric service
will not change as it continues to be regulated by the ICC. The only difference is a new price for electric supply on
You have three choices for electric supply:
Customers in MidAmerican Energy's and Mt. Carmel Public Utility's service territories also have the right to choose
a retail electric supplier. However, no suppliers have registered with MidAmerican or Mt. Carmel to serve these customers.
Electric co-ops and municipal systems may elect to enter the competitive marketplace to offer their
customers choice, but they are not required by law to participate.