29 CFR 18.404 : Labor (§ 0.735-1 To Parts 4908-4999) — (§ 0.735-1 To § 99.530) — Office Of The Secretary Of Labor (§ 0.735-1 To § 99.530) — Rules Of Practice And Procedure For Administrative Hearings Before The Office Of Administrative Law Judges (§ 18.10 To Appendix To Subpart B Of Part 18) — Rules Of Evidence (§ 18.101 To Appendix To Subpart B Of Part 18) — Relevancy And Its Limits (§ 18.401 To § 18.411) — 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 evidence of the character of a witness, as provided in §§ 18.607, 18.608, and 18.609.

(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. It may, however, be admissible for other purposes, such as proof of motive, opportunity, intent, preparation, plan, knowledge, identity, or absence of mistake or accident.