Create a Maryland bill of sale form (auto, boat, firearm, trailer, motorcycle, etc.) with stepbystep instructions. The MVA provides a Bill of Sale form.A Maryland motor vehicle bill of sale (Form VR-181) documents the details surrounding the purchase and sale of a vehicle between two or more parties. What information do I need for a Maryland bill of sale? This is a document that records details of a transfer involving a motor vehicle or any other property having some value from a seller to a buyer.