California Code, Government Code - GOV § 3524.53

The Judicial Council shall have the sole authority and discretion to designate Judicial Council state employee positions as excluded positions, provided that managerial, supervisory, confidential, and excluded positions not included in bargaining units under this chapter shall not exceed one-third of the total authorized Judicial Council positions as stated in the Department of Finance Salaries and Wages Supplement.  Designation of the excluded positions under this section shall not be subject to review by the board.