Reference Source

Georgia

For Georgia, counties where testing is required is 13-county Atlanta Metropolitan Area (Cherokee, Clayton, Cobb, Coweta, DeKalb, Douglas, Fayette, Forsyth, Fulton, Gwinnett, Henry, Paulding or Rockdale); vehicles covered / exempt is gasoline-powered passenger vehicles registered in the 13-county Atlanta Metropolitan Area; program / authority is Georgia’s Clean Air Force, verified against its source on 2026-08-18.

State
Georgia our reading
Counties where testing is required
13-county Atlanta Metropolitan Area (Cherokee, Clayton, Cobb, Coweta, DeKalb, Douglas, Fayette, Forsyth, Fulton, Gwinnett, Henry, Paulding or Rockdale) verified
Vehicles covered / exempt
gasoline-powered passenger vehicles registered in the 13-county Atlanta Metropolitan Area verified
Program / authority
Georgia’s Clean Air Force verified
How often
tested every year prior to its registration date (the vehicle owner’s birthday) per cleanairforce.com
Sourceepd.georgia.gov
Verified
Review by
DatasetVehicle emissions testing: which counties require it, in which states

Values marked our reading are our classification of what the source says — the source does not print them in those words. The quote below is the evidence for each one; judge it yourself.

What the source says

Georgia has a vehicle emissions testing program that covers gasoline-powered passenger vehicles registered in the 13-county Atlanta Metropolitan Area (Cherokee, Clayton, Cobb, Coweta, DeKalb, Douglas, Fayette, Forsyth, Fulton, Gwinnett, Henry, Paulding or Rockdale). The program is required by the Clean Air Act and administered by our Inspection and Maintenance (I/M) unit.

epd.georgia.gov, retrieved 2026-08-18

Sources disagree

More than one authority states this, and they do not state the same thing. Both are reproduced with the source each came from — deciding between them is yours, not ours.

Vehicles covered / exempt

epd.georgia.gov says vehicles covered / exempt is gasoline-powered passenger vehicles registered in the 13-county Atlanta Metropolitan Area, as of 2026-08-18.

Georgia has a vehicle emissions testing program that covers gasoline-powered passenger vehicles registered in the 13-county Atlanta Metropolitan Area (Cherokee, Clayton, Cobb, Coweta, DeKalb, Douglas, Fayette, Forsyth, Fulton, Gwinnett, Henry, Paulding or Rockdale). The program is required by the Clean Air Act and administered by our Inspection and Maintenance (I/M) unit.

https://epd.georgia.gov/air-protection-branch/air-branch-programs/mobile-and-area-sources-program/inspection-and

cleanairforce.com says vehicles covered / exempt is For registration in 2026, the three most recent model years are exempt from emissions testing, which includes 2024 or newer model year vehicles, as of 2026-08-18.

Your vehicle must be tested every year prior to its registration date (the vehicle owner’s birthday). For registration in 2026, the three most recent model years are exempt from emissions testing, which includes 2024 or newer model year vehicles.

https://cleanairforce.com/frequently-asked-questions

Program / authority

epd.georgia.gov says program / authority is Georgia’s Clean Air Force, as of 2026-08-18.

Georgia has a vehicle emissions testing program that covers gasoline-powered passenger vehicles registered in the 13-county Atlanta Metropolitan Area (Cherokee, Clayton, Cobb, Coweta, DeKalb, Douglas, Fayette, Forsyth, Fulton, Gwinnett, Henry, Paulding or Rockdale). The program is required by the Clean Air Act and administered by our Inspection and Maintenance (I/M) unit.

https://epd.georgia.gov/air-protection-branch/air-branch-programs/mobile-and-area-sources-program/inspection-and

cleanairforce.com says program / authority is Georgia's Clean Air Force, as of 2026-08-18.

Your vehicle must be tested every year prior to its registration date (the vehicle owner’s birthday). For registration in 2026, the three most recent model years are exempt from emissions testing, which includes 2024 or newer model year vehicles.

https://cleanairforce.com/frequently-asked-questions

Sources

Last verified against source: . Due for re-check by . This page as Markdown · OKF bundle · full dataset as JSON.