Subject to the general or special order of the Government, the Deputy Commissioner shall reserve--
         (i) such number of offices of Pradhan and Up-Pradhan of Gram Panchayat in the district for the Scheduled Castes and Scheduled Tribes as nearly as may be, in the same proportion as the total number of offices in the district bears to the population of the Scheduled Castes or of the Scheduled Tribes in the district bears to the total population of that district;
         (ii) not less than one-third of the total number of offices of Pradhan and Up-Pradhan, as the case may be, of the Gram Panchayat in the district shall be reserved for women:
     Provided that the offices reserved under this section shall be allotted by rotation to different Gram Panchayats in such manner as may be prescribed.