(1) Any person aggrieved by an order or decision of the Registrar under this Act, or the rules made thereunder may prefer an appeal to the Appellate Board within three months from the date on which the order or decision sought to be appealed against is communicated to such person preferring the appeal.
     (2) No appeal shall be admitted if it is preferred after the expiry of the period specified under subsection (1):
     Provided that an appeal may be admitted after the expiry of the period specified therefor, if the appellant satisfies the Appellate Board that he had sufficient cause for not preferring the appeal within the specified period.
     (3) An appeal to the Appellate Board shall be in the prescribed form and shall be verified in the prescribed manner and shall be accompanied by a copy of the order or decision appealed against and by such fees as may be prescribed.