South Dakota Codified Laws — Title 10 (Taxation)
SDCL § 10-3-41 — Median level of assessment to represent eighty-five percent of market value
The director of equalization shall make the necessary adjustments to the valuations before the notice of assessment pursuant to § 10-6-154 , so that the median level of assessment represents at least eighty-five percent of market value as determined by the Department of Revenue.
Source: official text