Section 269M of Income Tax Act "Powers of competent authority"
269M. The competent authority shall have, for the purposes of this Chapter, all the powers that a Principal Commissioner or Commissioner has, for the purposes of this Act, under section 131.
269N. With a view to rectifying any mistake apparent from
the record, the competent authority may amend any order made
by him under this Chapter at any time before the time for
presenting an appeal against such order has expired, either
on his own motion or on the mistake being brought to his
notice by any person affected by the order :
Provided that if any such amendment is likely to affect any
person prejudicially, it shall not be made without giving to
such person a reasonable opportunity of being heard.
269-O. Any person who is entitled or required to attend
before a competent authority or the Appellate Tribunal in
any proceeding under this Chapter, otherwise than when
required to attend personally for examination on oath or
affirmation, may attend-
(a) by an authorised representative in connection with any
matter ;
(b) by a registered valuer in connection with any matter
relating to the valuation of any immovable property for the
purposes of this Chapter or the estimation of the amount by
which the compensation payable under sub-section (1) of
section 269J for the acquisition of any immovable property
may be reduced or, as the case may be, increased in
accordance with the provisions of clause (a) or clause (b)
of sub-section (2) of that section.
Explanation.-In this section,-
(i) "authorised representative" has the same meaning as in
section 288 ;
(ii) "registered valuer" has the same meaning as in clause (oaa)
of section 2 of the Wealth-tax Act, 1957 (27 of 1957).