22. The board of directors of a transit authority comprises the offices of chair and vice-chair. The holders of those offices shall be appointed, as the case may be, by the cities or municipalities referred to in sections 8 to 16.
Except in the case of resignation, the chair and the vice-chair shall remain in office, notwithstanding the expiry of their term of office, until replaced or reappointed.
Section 18 applies to the resignation of the chair or vice-chair.