California Code, Education Code - EDC § 44020

Every person, firm, association, partnership, or corporation offering or conducting private school instruction on the elementary or high school level shall notify, in writing, the parents or guardians who reside with each pupil of that school whenever that school hires an employee who, in the course of his or her employment, will come in contact with minor pupils and who has been convicted of a sex offense, as defined in Section 44010.  Notwithstanding any other provision of law, any person who conveys or receives information in good-faith conformity with this section is exempt from prosecution under Section 11142 or 11143 of the Penal Code for that conveying or receiving of information.