220 ILCS 5/16-129: Existing contracts not affected.

Nothing in this Article XVI shall affect the right of an electric utility to continue to provide, or the right of the customer to continue to receive, service pursuant to a contract for electric service between the electric utility and the customer, in accordance with the prices, terms and conditions provided for in that contract. Either the electric utility or the customer may require compliance with the prices, terms and conditions of such contract.