California Welfare And Institutions Code Section 15631

(a) Any person who is not a mandated reporter under Section 15630, who knows, or reasonably suspects, that an elder or a dependent adult has been the victim of abuse may report that abuse to a long-term care ombudsman program or local law enforcement agency when the abuse is alleged to have occurred in a long-term care facility. (b) Any person who is not a mandated reporter under Section 15630, who knows, or reasonably suspects, that an elder or a dependent adult has been the victim of abuse in any place other than a long-term care facility may report the abuse to the county adult protective services agency or local law enforcement agency.