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The WSP conducts tow business and tow truck inspections on all Registered Tow Truck Operators (RTTO’s) in the state according to RCW 46.55. Business inspections include physical inspections of the office location as well as documents relating to the legal impound of vehicles. These documents include such things as authorization to impound vehicles, proper notification to the registered and legal owners, auction procedures and numerous other criteria. WSP also inspects the tow trucks used by RTTO’s to conduct business. At least 50% of each tow truck fleet is inspected using federally certified safety inspection procedures.

Any tow truck/tow yard inspection questions may be directed to: (360) 596-3800

The WSP inspects wrecking yards, scrap processors and hulk haulers across the state.  These inspections are mandated by RCW 46.80 and RCW 46.79.  These inspections include VIN verification and ownership document verification for all vehicles and/or parts that are transported to or processed by wrecking yards and scrap processors.

The following legislative declaration outlines the reasons for this requirement: 46.80.005 – Legislative declaration – The legislature finds and declares that the distribution and sale of vehicle parts in the state of Washington vitally affects the general economy of the state and the public interest and the public welfare, and that in order to promote the public interest and the public welfare and in the exercise of its police power, it is necessary to regulate and license vehicle wreckers and dismantlers, the buyers-for-resale, and the sellers of secondhand vehicle components doing business in Washington, in order to prevent the sale of stolen vehicle parts, to prevent frauds, impositions, and other abuses, and to preserve the investments and properties of the citizens of this state.

Any wrecking yard, scrap processor and/or hulk hauler inspection questions may be directed to: (360) 596-3800

The Washington Administrative Code (WAC) mandates that the WSP inspect 100% of the school buses in Washington State every year during the summer and 25% of school buses during the winter.

Any school bus related questions may be directed to: CVEO 4 Jeff Osberg (360) 596-3824 Jeff.Osberg@wsp.wa.gov

King County Limousine Inspections
Effective January 3, 2012, limousine carriers based in King County will need to contact the City of Seattle to schedule a limousine inspection. To schedule a limo inspection, please see the Limo Inspection Appointments form.

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Mailing Address
Washington State Patrol
PO Box 42600
Olympia, WA 98504

Physical Address
Washington State Patrol
Helen Sommers Building
106 11th Avenue SW
Olympia, WA 98501

Wsp accessibility

The Washington State Patrol is firmly committed to providing an environment that provides the public fair and equal treatment and equal access to its benefits, programs and services as required by state and federal laws. If you require reasonable accommodation under the American with Disabilities Act, or would like to file a grievance please click on the following link:  WSP Public Accessibility and Grievance Process

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