California Code, Welfare and Institutions Code - WIC § 4904

(a) The protection and advocacy agency, its employees, and designated agents, shall not be liable for an injury resulting from an employee's or agent's act or omission where the act or omission was the result of the exercise, in good faith, of the discretion vested in him or her.

(b) The protection and advocacy agency, its employees, and designated agents, shall not be liable for damages awarded under Section 3294 of the Civil Code or other damages imposed primarily for the sake of example and by way of punishing the defendant.

(c) The protection and advocacy agency, its employees, and designated agents, when participating in filing a complaint or providing information pursuant to this division or participating in a judicial proceeding resulting therefrom shall be presumed to be acting in good faith and unless the presumption is rebutted, shall be immune from any liability, civil or criminal, and shall be immune from any penalty, sanction, or restriction that might be incurred or imposed.