At the annual meeting the Members present at the meeting must, before proceeding to any other business, choose two of their number to act respectively as Chairperson and Vice-Chairperson.

A Member appointed as Chairperson or Vice-Chairperson, unless that person resigns as Chairperson or Vice-Chairperson, or ceases to be a Member, holds office as Chairperson or Vice-Chairperson from and including the meeting at which that person is chosen until the next appointment of a Chairperson or Vice-Chairperson.

On a casual vacancy occurring in the office of Chairperson or of Vice-Chairperson, the vacancy must be filled from among those of the Members appointed under article 4(a) at a meeting held as soon as practicable after the vacancy occurs.

A Member appointed above to fill a casual vacancy in the office of Chairperson or Vice-Chairperson, unless that Member resigns that office or ceases to be a Member, holds that office until the next appointment of a Chairperson or Vice-Chairperson.

The Vice-Chairperson, in the absence of, or during a casual vacancy in the office of, the Chairperson, has and may exercise all the functions of the Chairperson.

If at any meeting of the Board neither the Chairperson nor the Vice-Chairperson is present the Members present must choose one of their number to be the chairperson of the meeting.

The Clerk and the harbour master may not serve as the Chairperson or the Vice-Chairperson, except in accordance with sub-paragraph (6).