California Code, Education Code - EDC § 87031

(1) Information of a derogatory nature shall not be entered into an employee's personnel records unless and until the employee is given notice and an opportunity to review and comment on that information.  The employee shall have the right to enter, and have attached to any derogatory statement, his or her own comments.  The review shall take place during normal business hours and the employee shall be released from duty for this purpose without salary reduction.

(2) The employee shall not have the right to inspect personnel records at a time when the employee is actually required to render services to the district.

(3) Nothing in this section shall entitle an employee to review ratings, reports, or records that (A) were obtained prior to the employment of the person involved, (B) were prepared by identifiable examination committee members, or (C) were obtained in connection with a promotional examination.