Cal. Health and Safety Code - HSC § 41220. Section 41220.
(a)
The Mojave Desert district shall be governed by a district board composed of the following members:
(1)
The members of the San Bernardino County Board of Supervisors who represent the first and third supervisorial districts of the county, or who, after reapportionment affecting the county supervisorial districts, represent any supervisorial district of the county that lies in whole or in part within the Mojave Desert district.
(2)
One member of the city council of each incorporated city within the Mojave Desert district, who shall be appointed by the city council.
(3)
One public member who shall be appointed by a majority of the Mojave Desert district governing board for a term of two years and who shall be a resident of an incorporated city or a supervisorial district that lies in whole or in part within the Mojave Desert district.
(4)
Upon the incorporation of any new city within the boundaries of the Mojave Desert district, the city council of that city shall appoint one member of the city council to the Mojave Desert district board.
(5)
If a district submits a resolution of inclusion pursuant to subdivision (c) of Section 41210, one or more members of the county board of supervisors or of a city council from the area to be included shall be appointed to the Mojave Desert district board, pursuant to agreement between the county board of supervisors or the city council, or both, and the Mojave Desert district board.
(6)
At the time of the appointment of a member of the city council of a newly incorporated city to the Mojave Desert district board, as specified in paragraph (4), or upon making an agreement to appoint a member from an area included in the Mojave Desert district pursuant to paragraph (5), the Mojave Desert district board may revise the remaining membership of the Mojave Desert district board, as previously constituted, by adding or removing one or more members of the board of supervisors of a county having territory in the district, adding or removing one or more members of the city councils of previously incorporated cities within the district, or both.
(b)
The city council or a board of supervisors appointing a member may appoint an alternate who shall be an elected official and who shall be a resident of an incorporated city or a supervisorial district that lies in whole or in part within the Mojave Desert district.
(c)
As used in this section, “city” means any city, town, or municipal corporation incorporated under the laws of this state.