5SThe articles of constitution for a school shall provide that—
(a)a person who is eligible for election to a board of management as a staff member shall not be eligible for election as a parent member of that board;
(b)a person who is eligible for election to the board of management shall not be eligible for appointment to the board; and
(c)a retiring member of a board of management shall not be disqualified, by reason only of such retirement, from further election, or appointment, to the board.