State Contact Information
Utilities and Transportation Commission
Licensing Services
Call (360) 664-1222
Email: transportation@utc.wa.gov
Transportation Safety
Email: motor_carrier_safety@utc.wa.gov
Household Goods Operations
Email: householdgoods@utc.wa.gov
Annual Reports
Email: annualreporting@utc.wa.gov
Transportation Rates and Rules
Email: Regulatory_services_division@utc.wa.gov
Washington State Department of Licensing
Main Contact Information
Phone: (360) 902-3600
Website: dol.wa.gov
Business and Professional Licenses
Tow trucks; transporters; hulk haulers; limousines; taxis.
Phone: (360) 664-6466
Pro Rate & Fuel Tax Services
International Fuel Tax Agreement (IFTA)
Phone: (360) 664-1858
Fuel tax exempt service, fuel bonds, fuel permits.
Phone: (360) 664-1838
International Registration Program (IRP); prorate; reciprocity.
Phone: (360) 664-1858
Driver & Vehicle Services
Commercial Driver License (CDL) Program; driver medical waivers (intrastate); medical certificates and exam forms.
Phone: (360) 902-3619
Vehicle licenses; registrations; titles; ride‑sharing plates; transporter plates; trip permits (vehicle only).
Phone: (360) 902-3770
Washington State Department of Revenue
General Taxpayer Information
Phone: (360) 705-6705
Website: dor.wa.gov
Business License Services
Unified Business Identifier (UBI); state business license applications and renewals.
Phone: (360) 705-6741
Fax: (360) 705-6699
Secretary of State
Main Contact Information
Main Phone: (360) 725-0377
Website: sos.wa.gov
Corporate Division
Profit corporations; Limited Liability Company (LLC); Limited Partnership; Domestic Partnership.
Phone: (360) 725-0377
Washington State Department of Transportation
Main Contact Information
Main Phone: (360) 705-7000
Website: wsdot.wa.gov
Commercial Vehicle
Log tolerance permits; temporary additional tonnage; overweight/oversize permits; pilot car requirements.
Phone: (360) 704-6340
Toll Rates & Good-To-Go
Good-To-Go passes and toll information.
Phone: 1-866-936-8246
Washington State Ferries
General ferry information and scheduling.
Phone: 1-888-808-7977
Washington State Patrol
Main Contact Information
Phone: (360) 596-4000
Website: wsp.wa.gov
Commercial Vehicle Enforcement
Commercial vehicle size/weight specs; driver and equipment safety; hazardous materials regulations; school bus safety and inspections; ports of entry; highway scale houses.
Phone: (360) 596-3800
Intrastate US DOT Number
Requirements and assistance.
Phone: (360) 596-3812
Federal Contact Information
Internal Revenue Service
Heavy Vehicle Use Tax
Phone: 1-866-699-4096
US Department of Transportation
Federal Motor Carrier Safety Administration (FMCSA)
Motor carrier safety and hazardous materials regulations; interstate motor carrier and broker (MC#) operating authority; complaints about interstate carriers; federal US DOT numbers.
Website: fmcsa.dot.gov
Washington, D.C.
Phones: (202) 366-9805; (800) 832-5660
Washington Local Office (for Washington and British Columbia based carriers)
Phone: (360) 753-9875
724 Columbia Street NW, #200
Olympia, WA 98501
PO Box 12509
Olympia, WA 98508-2509
Oregon Local Office (for Oregon based carriers)
Phone: (503) 399-5775