Clearly print or type all information, except signatures. The proof of sale for a vehicle from a dealer is the Retail Certificate of Sale (MV-50) ("Dealer's Bill of Sale").Simplify property handoffs with our quitclaim bill of sale template. Easily record the ownership transfer of merchandise or equipment. A New York motor vehicle bill of sale form (Form MV-912) is a legal document between the seller and the buyer used to transfer legal ownership of your car. Learn about New York bills of sale for vehicles, boats, firearms, and more. Get answers to frequently asked questions and download the templates you need. 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.