47 (1) Where, in any proceeding before the Council, any person to whom any notice is required by these Rules to be given or sent or who is otherwise entitled to receive any notice has not been or has been insufficiently so notified, he may, at any time within 10 days after becoming aware of any order or decision made by the Council in the proceeding, or within such further time as the Council may direct, apply to the Council to review, rescind, change, alter or vary the order or decision made by it, or to rehear the original subject-matter or application, as the case may be, and the Council shall, as soon as possible after the making of any such application and on such notice as the Council deems appropriate in the circumstances, review, rescind, change, alter or vary the order or decision made by it, order a rehearing or dismiss the application.