Article 4 Power to give general directions as to use of the harbour, etc.
(1)
The Board may, in accordance with the requirements of article 5, give a direction for—
(a)
the ease, convenience or safety of navigation;
(b)
the safety of persons; or
(c)
the protection of property, flora or fauna;
within the harbour.
(2)
A direction under this article may apply—
(a)
to all vessels or to a class of vessels;
(b)
to persons designated in the direction;
(c)
to the whole of the harbour or to a part; or
(d)
at all times or at certain times or at certain states of the tide;
and every direction must specify the extent of its application in relation to the matters referred to in sub-paragraphs (a), (b), (c) and (d).
(3)
The Board may amend or revoke a direction given under paragraph (1).