A Certificate of Title or other ownership documents must accompany this form. INSTRUCTIONS. • All areas must be completed in full.Register the vehicle at a DMV office within 30 days of the purchase. Make an appointment at our offices in Carson City, Henderson, Las Vegas or Reno. Use online Nevada bills of sale to document the transfer of ownership of a car, boat, firearm, or other personal property from a seller to a buyer. You'll need to sign the car purchase agreement (or dealer bill of sale), the title, an odometer statement, and sometimes a damage disclosure statement. A Nevada motor vehicle bill of sale is a form that reports the transfer of vehicle ownership from a private seller to a buyer. The procedures for the seller and buyer to complete a Nevada vehicle title in a private party sale. What must be signed. A Nevada motor vehicle bill of sale serves as evidence of the transfer of a vehicle.