Inspection and Maintenance (I/M)
State Laws
Missouri Revised Statutes and Regulations
The following statutes and regulations govern how the Missouri Department of Natural Resources operates the inspection and maintenance program (Gateway Vehicle InspectionProgram) in the St. Louis area.
Statutes
Missouri Revised Statutes
Vehicle Inspection and Maintenance
St. Louis City, St Louis, St. Charles, Franklin and Jefferson counties
Chapter 643 - Air Conservation
All Missouri Revised Statutes are located at Missouri General Assembly site.
Regulations
Motor
Vehicle Emission Inspection PDF 10 CSR 10-5.381 (Page 33)
Title 10 - Department of Natural Resources
Division 10 - Air Conservation Commission
Chapter 5 - Air Quality Standards and Air Pollution Control Rules
Specific to the St. Louis Metropolitan Area
Vehicle Inspection and Maintenance
You can request these documents from the Secretary of State by calling 573-751-4936.

