A county superintendent may not hear or decide matters of controversy pursuant to 20-3-210 when:
(1) the county superintendent is a party to or has an interest in the controversy;
(2) the county superintendent is related to either party in the controversy by consanguinity or affinity within the sixth degree, computed according to the rules of law;
(3) either party to the controversy makes and files with the county superintendent of schools an affidavit that the party has reason to believe and does believe that the party cannot have a fair and impartial hearing before the county superintendent by reason of the bias or prejudice of the county superintendent; or
(4) the controversy involves the education or possible identification of a child with a disability.