Clearly print or type all information, except signatures. MV-912: Vehicle Bill of Sale (PDF). English.Use this form to show proof of a vehicle ownership transfer through a private sale. Download. What information do I need to complete a bill of sale? A New York vehicle bill of sale (also known as form MV-912) is a document that records the transfer of ownership of a motor vehicle from one party to another. A copy of the bill of sale or ST-556 will document this. No tax is due if the vehicle was purchased from a dealer located in Cook County. A bill of sale (depending on where you're buying from); Odometer disclosure statement. 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.