Provides massachusetts bill of sale forms for all your bill of sale needs, including bill of sale forms for the sale of an auto, boat, motocycle, horse or other from of personal property. Get any vehicle bos pdf template at forms legal website for free download. Have the vehicle inspected at a licensed massachusetts inspection station. Even if your sales transaction does not require a bill of sale, you should consider completing one. A bill of sale adds protection for the seller, providing supporting documentation for release of liability, and the buyer by acting as a receipt and proof of purchase.