If you plan to purchase a vehicle privately without registering or titling it, you may not pay any fees at all. Registering and titling a vehicle requires you to pay a variety of fees, which depend on the state and county you live in. You'll also pay additional fees if purchasing from a dealership. Tax Most states charge tax for a vehicle purchase, and some charge more than others. Taxes are figured differently by state and county. Some states may require you to pay more than 8 percent for a car purchase. While the amounts vastly differ,...