S.D. Codified Laws § 19-19-404 (2026)
Character evidence--Crimes or other acts.
SL 1979, ch 358 (Supreme Court Rule 78-2, Rule 404); SDCL §§ 19-12-4, 19-12-5; SL 2016, ch 239 (Supreme Court Rule 15-26), eff. Jan. 1, 2016; SL 2022, ch 251 (Supreme Court Rule 21-10), eff. Jan. 1. 2022.
- (a) Character evidence.
- (1) Prohibited uses. Evidence of a person's character or character trait is not admissible to prove that on a particular occasion the person acted in accordance with the character or trait.
(2) Exceptions for a defendant or victim in a criminal case. The following exceptions apply in a criminal case:
- (A) A defendant may offer evidence of the defendant's pertinent trait, and if the evidence is admitted, the prosecutor may offer evidence to rebut it;
(B) Subject to the limitations in § 19-19-412, a defendant may offer evidence of an alleged victim's pertinent trait, and if the evidence is admitted, the prosecutor may:
- (i) Offer evidence to rebut it; and
- (ii) Offer evidence of the defendant's same trait; and
- (C) In a homicide case, the prosecutor may offer evidence of the alleged victim's trait of peacefulness to rebut evidence that the victim was the first aggressor.
- (3) Exceptions for a witness. Evidence of a witness's character may be admitted under §§ 19-19-607 to 19-19-609, inclusive.
- (b) Other crimes, wrongs, or acts.
- (1) Prohibited uses. Evidence of any other crime, wrong, or act is not admissible to prove a person's character in order to show that on a particular occasion the person acted in accordance with the character.
- (2) Permitted uses. This evidence may be admissible for another purpose, such as proving motive, opportunity, intent, preparation, plan, knowledge, identity, absence of mistake, or lack of accident.
(3) Notice in a criminal case. In a criminal case, the prosecutor must:
- (A) Provide reasonable notice of any such evidence that the prosecutor intends to offer at trial, so that the defendant has a fair opportunity to meet it;
- (B) Articulate in the notice the permitted purpose for which the prosecutor intends to offer the evidence and the reasoning that supports the purpose; and
- (C) Do so in writing before trial--or in any form during trial if the court, for good cause, excuses lack of pretrial notice.
Source: SL 1979, ch 358 (Supreme Court Rule 78-2, Rule 404); SDCL §§ 19-12-4, 19-12-5; SL 2016, ch 239 (Supreme Court Rule 15-26), eff. Jan. 1, 2016; SL 2022, ch 251 (Supreme Court Rule 21-10), eff. Jan. 1. 2022.