California Code, Education Code - EDC § 88086

(a) The personnel director shall be responsible to the commission for carrying out all procedures in the administration of the classified personnel in conformity with this article and the rules of the commission, and shall be free of prejudgment or bias in order to ensure the impartiality of the commission.  He or she shall also act as secretary of the commission and shall prepare, or cause to be prepared, an annual report which shall be sent by the commission to the governing board.

(b) A personnel director shall not advise or make recommendations to the commission regarding any disciplinary action appealed to the commission under Section 88124, if the personnel director is the party who brought the action against the employee.