UPDATE

All DOL offices closed 10/16 for furlough day. See a list of dates.
Limited in-person appointments available. Learn more.
Apply for a first-time instruction permit online.

If the information on this translated website is unclear, please contact us at 360.902.3900 for help in your language of choice.

DOT numbers

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.

Related information

Washington Healthcare Finder
Good To Go!
Access Washington – official state government website