ARSD 74:36:10:03.01. New source review preconstruction permit required

New major stationary sources or major modifications to existing major sources must obtain a preconstruction permit before beginning actual construction if the sources are located in the following areas: (1) An attainment or unclassified area, if the source would cause or contribute to a violation of any national ambient air quality standard; or (2) An area designated nonattainment for any national ambient air quality standard, if the source is major for the pollutant for which the area is designated nonattainment. Except as provided by a plant-wide applicability limit, a proposed project is considered a major modification to an existing major source if the proposed project meets the criteria in 40 C.F.R. § 51.165(a)(2)(ii)(A) to (F), inclusive, (July 1, 2024).