Section 955.9 Of Chapter 4. Special Provisions Relating To Actions Against The State From California Government Code >> Division 3.6. >> Title 1. >> Part 4. >> Chapter 4.

. In actions on claims against a judicial branch entity, service of summons shall be made on:
  (a) The court executive officer, in actions on claims against a superior court or a judge thereof.
  (b) The Clerk/Administrator of the Court of Appeal, in actions on claims against a court of appeals or a judge thereof.
  (c) The Clerk of the Supreme Court, in actions on claims against the Supreme Court or a judge thereof.
  (d) The Secretariat of the Judicial Council, in actions on claims against the Judicial Council or the Administrative Office of the Courts.