Appeal.

An allottee or a department of the Government, in which the land vests, aggrieved by an order passed by the Allotment Commissioner affecting his or its rights may, within thirty days from the date of order, prefer an appeal to the Chief Allotment Commissioner in such form and manner, as may be prescribed: Provided that the Chief Allotment Commissioner may entertain an appeal after the expiry of said thirty days, if he is satisfied that the appellant was prevented by sufficient cause from filing the appeal in time and decide it within sixty days.