Commercial vehicles

Important information

  • Vehicle and vessel licensing offices can’t perform transactions on Saturday, December 10.
  • Vehicle and vessel online services won’t be available December 7-12 while we update our system.
  • On December 12, 2016, we’ll begin using a new vehicle and vessel computer system.
  • In the days following the launch of our new system, you may experience longer than usual wait times.

Learn more: DOL vehicle licensing system will be down on December 10 for system replacement (

Taxpayer Access Point (TAP)

File, pay, and manage your IFTA, IRP, Fuel Tax, and Fuel Tax Refund Permit accounts.

Prorate and Fuel Tax modernization project

Learn about our new tax filing and online payment system.

DOT numbers

Find out if you need a U.S. Department of Transportation (USDOT) number to operate your commercial vehicle, and how to get one.

IRP (Prorate)

Learn the easy way to license commercial vehicles that operate in more than one state.


Get information about commercial trip permits and oversize/overweight permits.


Learn how to set up a fleet account, get permits, and meet federal requirements for commercial vehicles that operate within Washington State.

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