§ RULE 404. CHARACTER EVIDENCE NOT ADMISSIBLE TO PROVE CONDUCT; EXCEPTIONS; OTHER CRIMES

RULE 404. CHARACTER EVIDENCE NOT ADMISSIBLE TO PROVE CONDUCT; EXCEPTIONS; OTHER CRIMES

(a) Character evidence generally.Evidence of a person's character or a trait of character is not admissible for the purpose of proving action in conformity therewith on a particular occasion, except:

(1) Character of accused.Evidence of a pertinent trait of character offered by an accused, or by the prosecution to rebut the same; or if evidence of a trait of character of the alleged victim of the crime is offered by the accused and admitted under subdivision (a)(2), evidence of a trait of character for aggression of the accused offered by the prosecution;

(2) Character of alleged victim of homicide.When self-defense is an issue in a charge of homicide, evidence of a trait of character for aggression of the alleged victim of the crime offered by an accused, or evidence offered by the prosecution to rebut the same, or evidence of a character trait of peacefulness of the alleged victim offered by the prosecution in a charge of homicide to rebut evidence that the alleged victim was the first aggressor;

(3) Character of alleged victim of sexual conduct crime.In a prosecution for criminal sexual conduct, evidence of the alleged victim's past sexual conduct with the defendant and evidence of specific instances of sexual activity showing the source or origin of semen, pregnancy, or disease;

(4) Character of witness. Evidence of the character of a witness, as provided in Rules 607, 608, and 609.

(b) Other crimes, wrongs, or acts.

(1) Evidence of other crimes, wrongs, or acts is not admissible to prove the character of a person in order to show action in conformity therewith. It may, however, be admissible for other purposes, such as proof of motive, opportunity, intent, preparation, scheme, plan, or system in doing an act, knowledge, identity, or absence of mistake or accident when the same is material, whether such other crimes, wrongs, or acts are contemporaneous with, or prior or subsequent to the conduct at issue in the case.

(2) The prosecution in a criminal case shall provide reasonable notice in advance of trial, or during trial if the court excuses pretrial notice on good cause shown, of the general nature of any such evidence it intends to introduce at trial and the rationale, whether or not mentioned in subparagraph (b)(1), for admitting the evidence. If necessary to a determination of the admissibility of the evidence under this rule, the defendant shall be required to state the theory or theories of defense, limited only by the defendant's privilege against self-incrimination.