74:36:08:105. National emission standards for iron and steel foundry area sources. The national emission standards for iron and steel foundry area sources are those in 40 C.F.R. § 63, Subpart ZZZZZ (July 1, 2016). A source that operates a unit subject to Subpart ZZZZZ 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 ZZZZZ. Exempted sources must still meet the applicable requirements in Subpart ZZZZZ.
Source: 36 SDR 207, effective June 28, 2010; 39 SDR 219, effective June 25, 2013; 42 SDR 52, effective October 13, 2015; 44 SDR 43, effective September 13, 2017.
General Authority: SDCL 34A-1-6.
Law Implemented: SDCL 34A-1-18.
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