Section 815 ILCS 636/55 - Assessment of excess wear and damage to the vehicle(a) The consumer lease shall contain a clause complying with the Consumer Leasing Act which describes the standards for determining excess wear and damage to the vehicle for which the lessee will be liable. Upon the lessee's exercise of a purchase option, the holder may not charge, receive, or collect a charge for excess wear and damage to the vehicle. The holder may not prohibit the lessee from being present at an inspection for excess wear and damage.(b) No later than 30 days after the return of the vehicle, the holder shall present an itemized bill to the lessee by hand delivery at any location or by first class mail or recognized courier service to the address on the holder's records. The itemized bill shall consist of a listing of the items of excess wear and damage and the amounts to be paid by the lessee. An itemized bill may be comprised of separate documents delivered or mailed separately. An itemized bill may also include identified charges for excess mileage and other amounts due under the lease. Nothing herein shall require the holder to send an itemized bill if the holder does not wish to collect an excess wear and damage charge. Nothing herein shall limit the lessee's obligation for a charge for excess mileage or prohibit an agreement between the lessee and the holder relating to wear and damage if such agreement is consistent with the rights given to the lessee hereunder. In addition, nothing herein shall limit the lessee's liability to holder for odometer rollbacks or obscured or concealed structural or safety damage discovered by the holder after the return of the vehicle or after the lessee receives an itemized bill.P.A. 89-625, eff. 1/1/1997.