Michigan Compiled Laws
Mich. R. Evid. 701 (2026)
Opinion Testimony by Lay Witnesses
✓ current as of July 2026
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If a witness is not testifying as an expert, testimony in the form of an opinion is limited to one that is: (a) rationally based on the witness’s perception; and (b) helpful to clearly understanding the witness’s testimony or to determining a fact in issue.