ARSD 74:36:08:117. National emission standards for hazardous air pollutants for secondary nonferrous metals processing area sources

The national emission standards for hazardous air pollutants for secondary nonferrous metals processing area sources are those in 40 C.F.R. Part 63, Subpart TTTTTT (July 1, 2024). A source that operates a unit subject to Subpart TTTTTT is exempt from the obligation to obtain a Part 70 operating permit if the source is not required to obtain a Part 70 operating permit for a reason other than the source is subject to Subpart TTTTTT. Exempted sources must still meet the applicable requirements in Subpart TTTTTT.