9. (1) If, after consultation in the prescribed manner with the Conservator of Forests of the forest circle within which the forests are situated, a Regional Forest Officer is of the opinion that it is impossible otherwise to secure the conservation of two or more forests, belonging to different owners, of which the control has been vested in him by a notification under sub-section (2) of section 6 or under section 7, he may record an order that such forest shall be managed under one working plan as if they belonged to one owner, and shall cause a copy of such order to be served in the prescribed manner on the owner of each such forest. (2) The Regional Forest Officer may at any time, after consultation in the manner referred to in sub-section (1), by order in writing, rescind or modify an order passed by him under that sub-section and a copy of every order passed under this sub-section shall be served in the prescribed manner on the owner of each such forest. (3) Any owner or other person interested in any such forests may, within thirty days from the date on which the copy of any order passed under sub-section (1) or sub-section (2) is served on him, appeal against such order to the Appellate Committee and the decision of the Appellate Committee on such appeal shall, subject to the provisions of sub-section (4), be final. (4) The Board of Revenue may, on application made within thirty days from the date of any order of the Appellate Committee passed in appeal under sub-section (3), revise such order.