Section 815 ILCS 705/20 - Nonrenewal of a franchiseIt shall be a violation of this Act for a franchisor to refuse to renew a franchise of a franchised business located in this State without compensating the franchisee either by repurchase or by other means for the diminution in the value of the franchised business caused by the expiration of the franchise where:
(a) the franchisee is barred by the franchise agreement (or by the refusal of the franchisor at least 6 months prior to the expiration date of the franchise to waive any portion of the franchise agreement which prohibits the franchisee) from continuing to conduct substantially the same business under another trademark, service mark, trade name or commercial symbol in the same area subsequent to the expiration of the franchise; or(b) the franchisee has not been sent notice of the franchisor's intent not to renew the franchise at least 6 months prior to the expiration date or any extension thereof of the franchise.