AZ Rev Stat § 36-183 (2021)
2021 Arizona Revised Statutes|Title 36 - Public Health and Safety|§ 36-183 - Boards of health of local health departments; membership; terms

36-183.  Boards of health of local health departments;  membership;  terms A. Except as provided in subsection B,  for a county department of health in a county having three supervisorial districts,  the board of supervisors shall appoint a board of five members consisting of a member of the board of supervisors,  a physician licensed pursuant to title 32,  chapter 13 or 17 and three citizens selected for their interest in public health,  each citizen member to be a resident of a different supervisorial district,  so that each supervisory district in the county has a representative on the board. The member selected from the board of supervisors shall serve during that member's term of office. The term of office of the physician member and of the citizen members shall be four years. B. In a county having three supervisorial districts,  the board of supervisors may determine by majority vote to appoint a board of nine members for the county department of health. In the event a board of supervisors determines to appoint a nine member board,  the board shall consist of a member of the board of supervisors,  a physician licensed pursuant to title 32,  chapter 13 or 17,  a member of a city governing body selected by the board and six citizens selected for their interest in public health. The citizen members shall be residents of different supervisorial districts,  so that each supervisorial district in the county has two representatives on the board. The members selected from the board of supervisors and the city governing body shall serve during their terms of office. The term of office of the physician member and the citizen members shall be four years. In the event four additional members are appointed pursuant to this subsection,  the city governing body member shall be appointed for a term of four years,  one citizen member shall be appointed for a term of one year,  one citizen member shall be appointed for a term of two years and one citizen member shall be appointed for a term of three years. C. In a county having five supervisorial districts,  the board of supervisors shall appoint a board of eleven members consisting of a member of the board of supervisors,  a physician licensed pursuant to title 32,  chapter 13 or 17 and five citizen members selected for their interest in public health,  each citizen member to be a resident of a different supervisorial district so that all five supervisorial districts in the county have representatives on the board. In addition,  four citizen members shall be appointed from the county at large. The term of office of the physician member and each member appointed pursuant to this subsection shall be four years. D. Appointment to fill a vacancy in the membership of a board caused other than by expiration of term shall be for the unexpired portion of the term. E. The director of a county health department shall serve,  without vote,  as an ex officio member of the board. F. Citizen members appointed pursuant to this section shall not be county health department employees.