Cal. Welf. and Inst. Code § 18103
The clerk of the board of supervisors shall notify each person appointed to the county board of public welfare of his appointment. Within one week after receiving the notice, the persons so appointed shall appear before a judge of the superior court and qualify by taking an oath faithfully to perform to the best of their ability the duties of members of the county board of public welfare. Within one month after receiving such notice, they shall meet and organize by electing a chairman and a secretary from their own number. The secretary shall file a report of such organization, signed by himself and by the chairman, with the clerk of the board of supervisors, for the information of the board, and shall send a copy of the report to each state department having jurisdiction over any institution or function subject to supervision, inspection, or other control by the county board of public welfare.
Ca. Welf. and Inst. Code § 18103