If any part of a single consideration for one or more objects or of several considerations for a single object is unlawful, the entire contract is void.
S.D. Codified Laws § 53-6-6
Illegality of consideration, effect
Applied in 1 court decision — leading case Mattson v. Rachetto (1999)
Most recently applied in Mattson v. Rachetto (April 1999)
Source: CivC 1877, § 909; CL 1887, § 3533; RCivC 1903, § 1227; RC 1919, § 842; SDC 1939, § 10.0504.
Official source: South Dakota Legislature. Reproduced from public-domain South Dakota statutes; confirm against the official source for the current text. Not legal advice.