Commercial vehicles

Taxpayer Access Point

File and pay online as well as manage your IFTA, IRP, and Fuel Tax 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.

Related information

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