815 ILCS 633/15: Effective date of termination.

Termination of the cellular phone contract shall not be effective until:

(1) thirty days after the service member who has entered military service or the service member's spouse gives notice by certified mail, return receipt requested, of the intention to terminate the cellular phone contract together with a copy of the orders calling the service member to military service and of any orders further extending the service member's period of service; and

(2) unless the service member who enters military service owns the cellular phone, the cellular phone is returned to the custody or control of the cellular telephone company, or the service member who enters military service or the service member's spouse agrees in writing to return the cellular phone as soon as practical after the military service is completed.