An Illinois motor vehicle bill of sale documents the purchase and sale of a motor vehicle between a private seller and buyer in the State of Illinois. Prepare a bill of sale for the buyer.Include the date of sale and the price paid. The Illinois bill of sale form approves the exchange of a financial consideration for an item of property into a text register. If you need a template or a sample paper, print two copies: one for yourself and one for the customer. Motor Vehicle Bill of Sale Drafted upon the sale of a used vehicle to provide evidence of the transfer of ownership. Download: PDF, Word (. Motor Vehicle Bill of Sale – Use to sell, purchase and change ownership of an automobile.