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Court Rules

California Rules of Court

Rule 4.133. Probable cause determinations under section 1368.1(a)(2)

Cal. Rules of Court, rule 4.133

Current text effective January 1, 2026.

#(a) Notice of a request for a determination of probable cause

The prosecuting attorney must serve and file notice of a request for a determination of probable cause on the defense at least 10 court days before the time appointed for the proceeding.

#(b) Judge requirement

A judge must hear the determination of probable cause unless there is a stipulation by both parties to having the matter heard by a subordinate judicial officer.

#(c) Defendant need not be present

A defendant need not be present for a determination of probable cause to proceed.

#(d) Application of section 861

The one-session requirement of section 861 does not apply.

#(e) Transcript

A transcript of the determination of probable cause must be provided to the prosecuting attorney and counsel for the defendant consistent with the manner in which a transcript is provided in a preliminary examination.

#History

Rule 4.133 was renumbered effective January 1, 2026; adopted as Rule 4.131 effective January 1, 2019.

What this rule requires

Filing Timing and Cure Windows

  • The prosecuting attorney must serve and file notice of a request for a determination of probable cause on the defense at least 10 court days before the time appointed for the proceeding.

Service and Proof of Service Rules

  • The prosecuting attorney must serve and file notice of a request for a determination of probable cause on the defense at least 10 court days before the time appointed for the proceeding.

  • A transcript of the determination of probable cause must be provided to the prosecuting attorney and counsel for the defendant consistent with the manner in which a transcript is provided in a preliminary examination.

Official text: courts.ca.gov , checked October 19, 2026.