S.D. Codified Laws § 43-20-12 (2026)
The county register of deeds of the county containing the corner shall receive the completed corner record and preserve it in a hardbound book. The books shall be numbered in numerical order and indexed by legal description showing section, township, and range (or addition, block, and lot).
Source: SL 1967, ch 58 , § 7 (a); SL 1982, ch 297 , § 3.