Section 40(25)(i) in West Bengal Co-operative Societies Rules, 2011
(i)The election of Chairman. Vice-Chairman and other office bearers of the board shall be conducted by the Presiding Officer or by the Election Officer, as the case may be, at a meeting to be, called by him within thirty days after the general meeting and in the manner as may be laid down in the by-laws of the society or if there is no bye laws in the manner as may be decided by the Presiding Officer or the Election Officer :