3. Section 11 of the principal Act is amended —
by inserting, immediately after the word “Chairman” in subsection (1), the words “and in his absence the Vice-Chairman”;
by deleting the words “In his absence” in subsection (2) and substituting the words “In the absence of the Chairman and Vice-Chairman,”; and
by inserting, immediately after subsection (3), the following subsection:
“(4) The proceedings of the Board shall be secret and no member or employee thereof shall disclose or divulge to any person, other than the Minister or any person authorised by the Minister or any member of the Board, any fact or matter which has been disclosed or arisen at any meeting unless he is authorised by the Board in writing or he is ordered by a court to do so.”.