Motor Vehicles and Air Quality

Smoking Vehicle Complaint Form
Submit this form to file a complaint against a motor vehicle spewing excessive exhaust into the air.

Alternative Fuels and Vehicles
Find information about alternative fuels, vehicle conversion, refueling locations, and emissions benefits.

Leak Tightness Testing
View materials concerning this new program for testing gasoline cargo tankers for leak tightness.

Idle Reduction
View materials concerning this new program for idle reduction.

Drive Green, Save Green
Tips from the Department of Transportation on reducing your fuel consumption through better driving habits, vehicle maintenance and reduced driving.

Inspection / Maintenance (I/M) Program
Find information about our state's expanding I/M program aimed at curbing automobile emissions.

Transportation Conformity
Learn about transportation conformity as defined by the Clean Air Act and it's impact on our state.

Mobile Source Emissions Reduction Grants
View any currently open mobile source emission reduction grants, read requirements, download application forms, see previous awards and previous grant success stories.

What is E15?
How does this affect me? How will this affect my gas mileage?


Brian C. Phillips
Mobile Sources Compliance Branch Supervisor
Telephone 919-707-8426

Dave Willis
Inspection/Maintenance Contact
Telephone 919-733-1482

Regina Hudock
Vapor Recovery Lead Engineer
Telephone 919-707-8419

Phyllis D. Jones
Transportation Conformity Engineer
Telephone 919-707-8424