ARSD 74:36:08:66
ARSD 74:36:08:66. National emission standards for hazardous air pollutants for primary lead smelting
Last amended: 2025Year: 2026Length: 24 wordsOfficial source Cite as S.D. Admin. R. 74:36:08:66
The national emission standards for hazardous air pollutants for primary lead smelting are those in 40 C.F.R. Part 63, Subpart TTT (July 1, 2024).