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Cal. Evid. Code § 664
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§ 664 [Presumption of Regular Performance of Official Duty]
Division 5: Burden of Proof; Burden of Producing Evidence; Presumptions and Inferences | Chapter 3: Presumptions and Inferences | Article 4: Presumptions Affecting the Burden of Proof
Section titles shown in [brackets] are editorial additions for navigation purposes and are not part of the official statute.
Rule Text
It is presumed that official duty has been regularly performed. This presumption does not apply on an issue as to the lawfulness of an arrest if it is found or otherwise established that the arrest was made without a warrant.
Amendment history: Enacted by Stats. 1965, Ch. 299.