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. In a criminal case, evidence of a pertinent trait of character offered by an accused, or by the prosecution to rebut the same;
(2) Character of Alleged Victim. In a criminal case, and subject to the limitations imposed by section 115–7 of the Code of Criminal Procedure (725 ILCS 5/115–7), evidence of a pertinent trait of character of the alleged victim of the crime offered by an accused, or 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 homicide or battery case to rebut evidence that the alleged victim was the first aggressor;
(3) Character of Witness. Evidence of the character of a witness, as provided in Rules 607, 608, and 609.
(b) Other Crimes, Wrongs, or Acts. 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 except as provided by sections 115–7.3, 115–7.4, and 115–20 of the Code of Criminal Procedure (725 ILCS 5/115–7.3, 725 ILCS 5/115–7.4, and 725 ILCS 5/115–20). Such evidence may also be admissible for other purposes, such as proof of motive, opportunity, intent, preparation, plan, knowledge, identity, or absence of mistake or accident.
(c) In a criminal case in which the prosecution intends to offer evidence under subdivision (b), it must disclose the evidence, including statements of witnesses or a summary of the substance of any testimony, at a reasonable time in advance of trial, or during trial if the court excuses pretrial notice on good cause shown.
eace:
