Sign Up To Become a GVIP Station

What is required of local auto shops to participate in the program?

  • Apply to the state for an emissions inspection license.

  • Conduct emissions inspections (option to repair failing vehicles).

  • Pay license fee ( $100 per year prorated the first year so safety and emissions licenses can be synchronized).

  • Have Internet for real-time vehicle registration verification.

  • Purchase inspection equipment from the state's contractor. (Equipment not required if only doing safety inspections.)

  • Charge for testing no more than the following:

    • Emissions testing fee = $24.

    • Safety inspection fee = $12.

How should local auto shops apply to Worldwide Environmental Products, Inc.?

Visit to download the enrollment package for new inspection stations. This will include all of the information you need to order inspection equipment. The standard solution is required in order to participate in the GVIP, and there are optional accessories available for purchase.

Fill out all required sections of the inspection station enrollment package and submit the package to Worldwide Environmental Products in one of three ways:

  • Email to (recommended)
  • Fax to 714-990-3100
  • Mail to the following address:
    Worldwide Environmental Products, Inc.
    1100 Beacon St.
    Brea, CA 92821
    ATTN: Contracts Department

Once WEP receives your enrollment package, a WEP representative will contact you to answer any questions as well as to provide an invoice for your standard solution and any optional accessories. Once WEP receives your payment, WEP will schedule delivery and installation of the inspection equipment.

What is required of inspectors to participate in the program?

  • Apply to the state for a license. (Valid for three years and provided at no cost)

  • Take training from contractor.

  • Pass a written and practical exam offered by Missouri State Highway Patrol.

Click for information on becoming a Missouri recognized repair technician.

Click to order promotional items.

Training information for auto shops participating in GVIP

Worldwide Environmental Products, Inc. schedules inspector/mechanic training for the GVIP. To learn more about training classes and to preregister, contact Worldwide Environmental Products, Inc., at 877-832-7664.

(Training presentation from WEP coming soon!)

Tax Exemptions

What vehicle parts are exempt from state sales tax?

On Aug. 28, 2008, an amendment to state statute 144.030.2 (14), RSMO became effective. This amendment affects the vehicle parts and vehicle repair industry statewide. Since March 30, 2003, the following replacement vehicle parts are exempt from state sales tax:

  • Air injection parts, air pumps check valves, smog pumps.

  • Catalytic converters (universal converters, direct fit converters, converter kits).

  • Exhaust gas recirculation, or EGR, valves.

  • Evaporative canisters and canister purge valves.

  • Positive crankcase ventilation, or PCV, valves.

On-Board Diagnostics, or OBD, Information for Technicians

Repair Industry Information and Links


This information is provided as a public service. The source of this material is not under the direct control of the department. No endorsement is intended or implied for the corrections or suitability of any referenced information, product or service.