Cal. Welf. & Inst. Code § 4902
(a) The protection and advocacy agency, in protecting and advocating for the rights of people with disabilities, pursuant to the federal mandate, may exercise any authority specified in this section when one or more of the following occurs:
(b) If subdivision (a) applies, the protections and advocacy agency may exercise the authority granted pursuant to subdivision (a) to do all of the following:
(c) The protection and advocacy agency and its authorized agents shall, in addition, have reasonable unaccompanied access to public or private facilities, programs, and service providers, including all areas of the facility, program, or service providers’ premises that are used by, or accessible to, individuals with disabilities and reasonable unaccompanied access to those persons.
(1)
(2) The protection and advocacy agency shall have reasonable unaccompanied access during reasonable times, which, at a minimum, includes normal working hours and visiting hours, for other advocacy services. Protection and advocacy agency activities shall be conducted so as to minimize interference with service provider programs, respect individuals with disabilities’ privacy interests, and honor a recipient’s request to terminate an interview. This access includes, but is not limited to, all of the following:
(3)