I certify that, to the best of my knowledge, the title is. Motor Vehicle Bill of Sale (Form TC-843)– Can be used to prove the sale and purchase of either a motorcycle or automobile in the state of Utah.Create a Utah bill of sale form to document the transfer of ownership of a vehicle or another piece of personal property. A Utah motor vehicle bill of sale, known as Form TC-843, is an official document that provides proof that a vehicle has been sold in the State of Utah. The Utah general bill of sale is a printable document to be used as a receipt for the transfer of personal property. Although not legally required, the Utah DMV advises and provides private sellers with a bill of sale (form TC-843) to use when selling your car on your own. Use Utah bills of sale to document the transfer of ownership of a car, boat, firearm, or other personal property from a seller to a buyer. Step 2: Enter the purchasing price.