Use our templates to draft South Carolina bills of sale. 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. Access bill of sale form templates and learn how to transfer ownership of vehicles, boats, firearms, and other high-value personal items in Washington. For more information, contact customer service at 360.902.3770. Forms are available online at dol.wa. How to Properly Draft a Bill of Sale for a Gifted Car? Vehicle Registration Forms - Bring the following forms to a DMV Location. South Carolina law requires that you register your newly purchased vehicle within 45 days of the purchase date.