Chapter VI · Witnesses

Rule 602. Need for Personal Knowledge

Amended 2026 (current)

A witness may testify to a matter only if evidence is introduced sufficient to support a finding that the witness has personal knowledge of the matter. Evidence to prove personal knowledge may consist of the witness’s own testimony. This rule does not apply to a witness’s expert testimony underRule 703.

Committee Notes

2011 Advisory Committee Note.The language of this rule has been amended as part of the restyling of the Evidence Rules to make them more easily understood and to make class and terminology consistent throughout the rules. These changes are intended to be stylistic only. There is no intent to change any result in any ruling on evidence admissibility. This rule is the federal rule, verbatim.

Original Advisory Committee Note.This rule is the federal rule, verbatim, and embodies the substance of Rule 10, Utah Rules of Evidence (1971).