A notarized bill of sale is a document that records the legal transfer of any type of personal property (vehicle, boat, etc.) from a seller to a buyer. A motor vehicle bill of sale is between a buyer and a seller of a car, truck, or motorcycle.It is signed as the last step in the sales process. Explore our Massachusetts bill of sale templates and learn how to create your legally binding document that protects your interests. Secure your transaction with our notarized bill of sale template. Every state in the United States requires that a seller of a vehicle issue a bill of sale to the buyer. Division of Law Enforcement. RECREATIONAL. Our Massachusetts Vehicle Bill of Sale template is designed to assist sellers and buyers in documenting vehicle sales accurately. You will even find templates where you just fill in the blanks. However, the best place to get an official bill of sale form is your state's DMV.