A witness may testify to a matter only if evidence is introduced sufficient to support a finding that the witness has personal knowledge of the matter. Evidence to prove personal knowledge may consist of the witness's own testimony. This rule does not apply to a witness's expert testimony under § 19-19-703.
S.D. Codified Laws § 19-19-602
Need for personal knowledge--Exception for expert opinion
Source: SL 1979, ch 358 (Supreme Court Rule 78-2, Rule 602); SDCL § 19-14-2; SL 2016, ch 239 (Supreme Court Rule 15-36), eff
Official source: South Dakota Legislature. Reproduced from public-domain South Dakota statutes; confirm against the official source for the current text. Not legal advice.