Question: what all documents do you need to sell a car?
Answer: The vehicle: (a) make, (b) model and (c) year.
License plate.
Registration number.
Vehicle Identity Number or VIN.
Sale date.
Sale price.
The (a) names, (b) addresses and (c) signatures of all sellers and buyers. Click here for the Washington Vehicle/Vessel Bill of Sale or Form TD-420-065.