A public official may not appoint, confirm the appointment of, or vote for the appointment or confirmation of the appointment of an individual to a position that is to be directly or indirectly compensated from public funds or fees of office if:
(1) the individual is related to the public official within a degree described by § 573.002; or
(2) the public official holds the appointment or confirmation authority as a member of a state or local board, the legislature, or a court and the individual is related to another member of that board, legislature, or court within a degree described by § 573.002.