Complete and mail the Notice of Sale form. (attached to the bottom of the title) to the.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. The Electronic Registration and Title (ERT) System allows you to complete and print an Application for Vehicle Transaction(s) (VSD 190). You are required to submit either payment of tax or proof that no tax is due before your vehicle can be titled. The Illinois bill of sale form approves the exchange of a financial consideration for an item of property into a text register. In addition to the CARspecific purchase and sale agreements, CAR members also have access to the MultiBoard Residential Real Estate Contract. A Car Purchase Agreement Template is a document used to outline the terms and conditions of the sale of a vehicle between a buyer and a seller. 1. Application must be completed, signed and notarized.