Section 21. Election to Chairman and Vice-Chairman.

Subject to the provisions of sub-section (1) of section 4 the Chairman and the Vice-Chairman shall be elected in the first meeting of the committee held in accordance with the provisions of sub-section (3) of section 13 and on the expiry of the term of the Chairman and the Vice-Chairman under section 19 or, as the case may be, where there is a vacancy of the Chairman or the Vice-Chairman, they shall be elected by the members in the meeting of the committee to be called by the Chief Executive Officer, within fifteen days from the date on which the term has so expired, or, as the case may be, the vacancy has occurred. Such meeting shall be presided over by the Metropolitan Commissioner.