In section 124 of the Income-tax Act, in sub-section (3), with effect from the 1st day of April, 2006,--
(i) in clause (a),--
(A) for the words, brackets and figures "under sub-section (1) of section 139", the words, brackets, figures and letters "under sub-section (1) of section 115WD or under sub-section (1) of section 139" shall be substituted;
(B) for the words, brackets and figures "sub-section (2) of section 143", the words, brackets, figures and letters "sub-section (2) of section 115WE or sub-section (2) of section 143" shall be substituted;
(ii) in clause (b), for the words, brackets and figures "sub-section (1) of section 142 or under section 148 for the making of the return or by the notice under the first proviso to section 144", the words, brackets, figures and letters "sub-section (2) of section 115WD or sub-section (1) of section 142 or under sub-section (1) of section 115WH or under section 148 for the making of the return or by the notice under the first proviso to section 115WF or under the first proviso to section 144" shall be substituted.