DOT numbers
Starting January 1, 2023, vehicle registrations allow the removal of your address. New registrations have your address located on the bottom. There's a dotted line showing where to cut it. This is optional and intended to provide address privacy in case of theft.
Intrastate commercial vehicles
If you operate a commercial vehicle within Washington State, you may need a U.S. Department of Transportation (USDOT) number. Find out if you need one and how to get it.
Interstate commercial vehicles
If you operate a commercial vehicle across state lines, you must have a U.S. Department of Transportation number. Find out how to get one.
