Rule 412. Sex Offense Cases; Relevance of Alleged Victim’s Past Sexual Behavior or Alleged Sexual Predisposition
(a) Evidence Generally Inadmissible. The following evidence is not admissible in any civil or criminal proceeding involving alleged sexual misconduct except as provided in subdivisions (b) and (c):
(1) In a criminal case, the following evidence is admissible, if otherwise admissible under these rules:
(A) evidence of specific instances of sexual behavior by the alleged victim offered to prove that a person other than the accused was the source of semen, injury or other physical evidence;
(B) evidence of specific instances of sexual behavior by the alleged victim with respect to the person accused of the sexual misconduct offered by the accused to prove consent or by the prosecution; and
(2) In a civil case, evidence offered to prove the sexual behavior or sexual predisposition of any alleged victim is admissible if it is otherwise admissible under these rules and its probative value substantially outweighs the danger of harm to any victim and of unfair prejudice to any party. Evidence of an alleged victim’s reputation is admissible only if it has been placed in controversy by the alleged victim.
(c) Procedure To Determine Admissibility.
(1) A party intending to offer evidence under subdivision (b) must—
(A) file a written motion at least 14 days before trial specifically describing the evidence and stating the purpose for which it is offered unless the court, for good cause requires a different time for filing or permits filing during trial; and