Approved Air Quality Implementation Plans in Region 4

Alabama, Florida, Georgia, Kentucky, Mississippi, North Carolina, South Carolina, Tennessee and Tribal Nations

Use the tabs below to find approved State Implementation Plans (SIPs), Tribal Implementation Plans (TIPs), and Federal Implementation Plans (FIPs) within EPA Region 4 states listed above.

SIPs
TIPs
FIPs

State Implementation Plans

SIPs in Region 4 (AL, FL, GA, KY, MS, NC, SC, TN)

Tribal Implementation Plans

Region 4 currently has no approved TIPs.

Federal Implementation Plans

Region 4 currently has no approved FIPs.