All vehicle registration and title transfers require proof of insurance and a current vehicle inspection that is no more than 90 days old. A bill of sale benefits both the seller of a vehicle and the buyer.I Drive Safely will help you understand the importance of a Texas bill of sale. This video will show you how to fill out your Texas title, notice of vehicle transfer, and application for title. Key documents required for title transfer include the original title, a bill of sale, and valid identification. Learn about bill of sale laws and requirements for the state of Texas. Get templates for buying and selling high-value items like cars, boats, and firearms.