s 22 Exemption from income tax
(1) Where a statement issued under section 21, 21B , 21C, 21D, 21E or 21F has become final and conclusive under section 97 of the principal Act, the amount shown in the statement shall be exempt from tax under the principal Act. (2) Before a statement issued under section 21, 21B, 21C, 21D, 21E or 21F has become final and conclusive, the Director General may, if he thinks fit, declare that the whole or a specified part of the amount shown in the statement is not in dispute; and where he does so, so much of that amount as is affected by the declaration shall be exempt from tax under the principal Act.