Ill. R. Evid. 701 (2026)

Digitally signed by Reporter of Reason: I attest to the accuracy and integrity of this document Rule 701. 16:58:25 -05'00'

Opinion Testimony by Lay Witnesses If the witness is not testifying as an expert, the witness’ testimony in the form of opinions or inferences is limited to those opinions or inferences which are (a) rationally based on the perception of the witness, and (b) helpful to a clear understanding of the witness’ testimony or the determination of a fact in issue, and (c) not based on scientific, technical, or other specialized knowledge within the scope of Rule 702. Adopted September 27, 2010, eff. January 1, 2011.