Bill of sale, invoice or other sales document – minimum requirements. You are free to draft your bill of sale in any language but you will need to translate it into English if you intend to use it as evidence in a legal dispute.Explore the ins and outs of Bills of Sale in our comprehensive guide, ensuring confident and secure buying and selling transactions. Our Simple Interest Contracts in Spanish come as sets of 4-part NCR paper for convenience and more complete record keeping. Our standard NCR paper is available in 3-, 4-, and 5-parts to suit your office needs. Please notarize your sale. A second space is provided for notarizing an additional party to the transaction who may not be present at the initial notarization. GCAAR MEMBERS ONLY – Download all the contracts, disclosures, and forms you will need for a real estate transaction in Montgomery County, MD. 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.