No member of any county board of equalization shall hold employment or office of profit with the United States, the State of Alabama, any county or other political subdivision of said state or with any board, department, or other agency of the United States, of the State of Alabama, of any county or other political subdivision of said state or with any county school board, or with any municipality while holding office as a member of said board.
Ala. Code § 40-3-5 (1975)