9. If the chairman is unable to act, by reason of absence or illness or for any other cause, he shall be replaced by the vice-chairman; when the vice-chairman or another member is so unable to act he may be replaced by a person appointed to perform his duties while he is unable to act; such person shall be appointed by the Government which shall fix his salary.
1973, c. 43, s. 9; 1994, c. 40, s. 6.