MV-912: Vehicle Bill of Sale (PDF). English. Use this form to show proof of a vehicle ownership transfer through a private sale. Download.A New York motor vehicle bill of sale provides proof that a motor vehicle has been legally sold and acquired in the State of New York. How to fill out the Vehicle Bill of Sale New York State? Here, you will find official forms for all major property types and will be able to use our customized templates valid in the State of New York. How do I fill out a New York Automobile Bill of Sale? The seller's signature is required. Send empty bill of sale form via email, link, or fax. You can also download it, export it or print it out. 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.