6. Appeal against revocation or suspension of the Registration certificate -

(1) Any person aggrieved by an order made under section 5 may, within thirty days from the date on which the order is communicated to him, prefer an appeal to such authority as may be prescribed: Provided that the appellate authority may entertain the appeal after the expiry of the said period of thirty days if he is satisfied that the appellant was prevented by sufficient cause from filing the appeal in time. (2) On receipt of an appeal under sub-section (1), the appellate authority shall, after giving the appellant an opportunity of being heard, dispose of the appeal within two months.