74:02:04:38Driller's license
Section · Administrative Rules of South Dakota · View on sdlegislature.gov ↗
required to install closed loop. A person drilling the holes necessary for installation of a vertical closed-loop system must be a licensed well driller.
Source: 12 SDR 50, effective September 29, 1985; 13 SDR 129, 13 SDR 141, effective July 1, 1987; 18 SDR 224, effective July 16, 1992.