74:36:07:50Standards of performance for secondary emissions from basic oxygen process steelmaking facilities for which construction commenced after January 20, 1983.
Section · Administrative Rules of South Dakota · View on sdlegislature.gov ↗
Rulemaking activity
The standards of performance for basic oxygen process steelmaking facilities for which construction commenced after January 20, 1983, are those in 40 C.F.R. Part 60, Subpart Na (July 1, 2024).
Source: 33 SDR 217, effective June 13, 2007; 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; 46 SDR 64, effective November 25, 2019; 52 SDR 27, effective September 17, 2025.