Provided that for the purposes of the time-limit under sections 149, 153, 153B, 154 and 155 and for the purposes of payment of interest under section 243 or 244 or, as the case may be, section 244A, for making the assessment or reassessment under this sub-section, the period commencing on and from the date of the application to the Settlement Commission under section 245C and ending with the date referred to in this sub-section shall be excluded:Provided further that the income-tax authority shall not be entitled to use the material and other information produced by the assessee before the Settlement Commission or the results of the inquiry held or evidence recorded by the Settlement Commission in the course of proceedings before it:Provided also that nothing contained in the first proviso shall apply in relation to the material and other information collected, or results of the inquiry held or evidence recorded by the Assessing Officer, or as the case may be, other incometax authority during the course of any other proceeding under this Act irrespective of whether such material or other information or results of the inquiry or evidence were also produced by the assessee or the Assessing Officer before the Settlement Commission.”.
