Clearly print or type all information, except signatures. It documents information about the buyer, seller, and vehicle that is necessary for registration and titling.It does also require notarization. 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. Mobile Home, Off-Highway Vehicle or Vessel. Chapter 1: General Registration Information. This is a 1 page printable car bill of sale. You will get a PDF file (letter size) after purchasing. Sale By Other Than Motor Vehicle Dealer or Auction House (Casual Sale).