S.D. Codified Laws § 20-11-2 : — PERSONAL RIGHTS AND OBLIGATIONSLIABILITY FOR DEFAMATION —11-2 - Classes of defamation TEXT PDF Defamation is effected by: (1) Libel; or (2) Slander. SDCL 20-11-2 CivC 1877, § 28; CL 1887, § 2527; RCivC 1903, § 28; RC 1919, § 94; SDC 1939, § 47.0502.