Welf. & Inst. Code 5328(m) (2005)
Notwithstanding the general confidentiality protections of Welf. & Inst. Code 5328, information and records shall be disclosed to county patients' rights advocates who have been given knowing voluntary authorization by a client or a guardian ad litem. The client or guardian ad litem, whoever entered into the agreement, may revoke the authorization at any time, either in writing or by oral declaration to an approved advocate.