(1)  A person preferring an appeal to the Appellate Tribunal under this Act may either appear in person or take the assistance of an authorised representative of his choice to present his case before the Appellate Tribunal.

   Explanation.--For the purposes of this sub-section, the expression "authorised representative" shall have the same meaning as assigned to it under sub-section (2) of section 288 of the Income-tax Act, 1961 (43 of 1961).

   (2)  The Central Government or the Director may authorise one or more authorised representatives or any of its officers to act as presenting officers and every person so authorised may present the case with respect to any appeal before the Appellate Tribunal.