Cal. Health & Safety Code § 1731

No person, public or private organization, political subdivision of the state, or other governmental agency within the state, shall continue to operate, conduct, or maintain an existing home health agency after September 30, 1966, without having applied for and obtained a license as provided in this chapter or in the case of a hospital as defined in Section 1401 of this division, having been approved by the state department to establish, conduct, or maintain a home health agency.