Bill of Sale ; Library File Link. The MVD has a simple Arizona vehicle bill of sale that you can download and complete.An Arizona motor vehicle bill of sale is part of the vehicle registration process. You can use our free template to create your document. The motor vehicle seller must insert the sales price, nonresident state and Arizona county tax rates and complete all mathematical calculations. Whether you buy a used car from a dealer, a co-worker, or a neighbor, follow these tips to learn as much as you can about the car. An Arizona motor vehicle bill of sale (ADOT Form 48-2004) is a legal document that transfers ownership of a motor vehicle from a seller to the buyer. Remember: Arizona does NOT have a "cooling off" period or three-day right to cancel a car sale.