The Gateway Vehicle Inspection Program (GVIP) is part of Missouri's continuing effort to improve air quality in the St. Louis region. GVIP is combined emissions testing and safety inspection program for vehicles registered in the St. Louis ozone non-attainment area. The non-attainment area includes St. Louis City and Franklin, Jefferson, St. Charles and St. Louis counties.

Get a printable help sheet for Emissions Inpsections

Emission Exemptions and Waiver Information Forms

Map of non-attainment area.