Section 702.

Cal. Evidence Code - EVID § 702.
in effect
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(a) Subject to Section 801, the testimony of a witness concerning a particular matter is inadmissible unless he has personal knowledge of the matter. Against the objection of a party, such personal knowledge must be shown before the witness may testify concerning the matter. (b) A witness’ personal knowledge of a matter may be shown by any otherwise admissible evidence, including his own testimony.
Source: CA Legislative Counsel Bulk DataURL: https://downloads.leginfo.legislature.ca.gov/pubinfo_2025.zipFetched: 6/27/2026

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