Air permits: Louisiana Administrative Code (LAC) 33:III.501 to 33:III.551
Construction permits: LAC 33:III.501, LAC 33:III.503, and LAC 33:III.513
Nonattainment New Source Review (NSR): 40 CFR 52.970 and LAC 33:III.504
Nonattainment areas: 40 CFR 81.319
Permitting requirements: LAC 33:III.504
Prevention of Significant Deterioration (PSD): 40 CFR 52.970, 40 CFR 52.986, and LAC 33:III.509
Applicability and exemptions: LAC 33:III.509.I and 40 CFR 52.986(c)
Application requirements: LAC 33:III.509.J to 33:III.509.P, LAC 33:III.509.R, and LAC 33:III.509.AA
Class I areas: LAC 33:III.509.C
Emissions reductions: LAC 33:III.511
Emissions reduction credits (ERCs): LAC 33:III.601 to 33:III.619
Louisiana Department of Environmental Quality (DEQ) Office of Environmental Services Permits Division
See national section for basic information and federal regulations.
• Rules. Louisiana requires a facility to apply for and obtain a construction permit before beginning construction of a new source or modifying an existing source. New major sources or modifications to existing major sources must comply with the applicable provisions of nonattainment New Source Review (NSR) and/or Prevention of Significant Deterioration (PSD), depending on the attainment status of the area in which the source is located and the type and quantity of air pollutants emitted.
Louisiana currently has several counties that are in nonattainment with one or more of the National Ambient Air Quality Standards (NAAQS). The provisions of nonattainment NSR apply to new major sources or major modifications in those areas, while PSD requirements apply to attainment areas. Louisiana administers state ...