9D.—(1) A submitting authority may at any time, and shall if the Department so directs, prepare a revised scheme of management and submit it to the Department for its approval.
(2) Article 9B(6) and (7) shall apply in relation to the preparation of a revised scheme of management as it applies in relation to the preparation of the initial scheme.
(3) A revised scheme of management submitted under paragraph (1) shall not come into operation until it has been approved by the Department or until such date as the Department may, in giving its approval, specify; and the Department may approve such a scheme either without modications or with such modications as it thinks fit after consulting the submitting authority.