Stations performing emissions inspections, stations employing Missouri Recognized Repair Technicians, and other information may be found by clicking on this 5 county map.


Please call the inspection facility prior to taking your vehicle to them for inspection to ensure they will be able to get your vehicle in for an inspection that same day.


The Gateway Vehicle Inspection Program (GVIP) improves air quality in the St. Louis region. GVIP is an emissions testing program for vehicles registered in the St. Louis ozone nonattainment area, which includes St. Louis City, Franklin County, Jefferson County, St. Charles County and St. Louis County. If you have questions or concerns regarding emission inspection requirements or options that aren’t answered here, including what to do if your vehicle fails the inspection, please contact department staff at 314-416-2115.

Map of non-attainment area.
The United States settled complaints against the Volkswagen AG, et al. The settlements resolve claims that Volkswagen violated the Clean Air Act by selling approximately 590,000 model year 2009 to 2016 vehicles equipped with 2.0-liter and 3.0-liter diesel engines with emissions defeat devices. You can find more information here.

Inspector/mechanic training will take place from 5-9 p.m. on June 28, 2017, and July 12, 2017, at Ranken Technical College, 4431 Finney Ave. in St. Louis. The class will be in Room G108-109 of the Grey Building. Look for signs on campus on the day of training.

The class is limited to 50 students, and the June 28th class is full. There is no cost.

To register, call 800-832-7664 OR 877-832-7664 and press #3. Be prepared to provide your name, contact information, social security number, driver’s license number, I/M number and station number (if applicable). Bring a photo ID, such as your driver's license, to receive training and take the test. You must be able to read to attend this training.

The cost of the emissions test is $24. Click to report being charged more than this.

Emission Exemptions and Waiver Information Forms

This webpage is for emissions testing only. For safety inspection information please follow this link: http://www.mshp.dps.missouri.gov/MSHPWeb/PatrolDivisions/MVI/