Governing Law and Regulations
Tennessee Department of Environment and Conservation (TDEC) Division of Air Pollution Control
Chattanooga/Hamilton County Air Pollution Control Bureau
Knox County Air Quality Management Division
Memphis and Shelby County Health Department
Metropolitan Health Department of Nashville/Davidson County Air Pollution Control Division
See national section for basic information and federal regulations.
Comparison: State vs. Federal
• Rules. Tennessee requires sources to apply for and obtain a construction permit before beginning construction of a new source or modifying an existing source, unless the source is specifically exempted. New major sources or major modifications to existing major sources must comply with applicable provisions of nonattainment New Source Review (NSR) and/or Prevention of Significant Deterioration (PSD), depending on the attainment status of the area where the source is located and the type and quantity of air pollutants emitted.
Tennessee currently has several counties that are in nonattainment of one or more of the National Ambient Air Quality Standards (NAAQS). Therefore, both the provisions of nonattainment NSR and PSD are applicable in the state. Tennessee administers state implementation plan (SIP)-approved programs. Therefore, the provisions of federal nonattainment NSR, PSD, and any amendments are not effective in Tennessee until a SIP ...