Cal. Health & Safety Code § 7151.20
(d) If a county coroner is considering withholding one or more organs of a potential donor for any reason, the county coroner, or his or her designee, upon request from a qualified organ procurement organization, shall be present during the procedure to remove the organs. The county coroner, or his or her designee, may request a biopsy of those organs or deny removal of the organs if necessary. If the county coroner, or his or her designee, denies removal of the organs, the county coroner may do any of the following: