S.D. Codified Laws § 34A-10-13
Collateral estoppel--Res judicata
The doctrines of collateral estoppel and res judicata shall be applied by the court to prevent multiplicity of suits.
Source: SL 1973, ch 144, § 6 (3); SDCL Supp, § 21-10A-13.
S.D. Codified Laws § 34A-10-13