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. This is typically one of the first items you'll put on the bill of sale. New York requires that you complete a bill of sale whenever you buy or sell a car privately. Use this free form for private transactions. It comes in a printable PDF format, and you can quickly fill it out using your completer. Use our NY bill of sale forms to prove the transfer of ownership of property from seller to buyer in the state of New York. A camper bill of sale requires the full names, addresses, and contact information of both buyer and seller.