(4)[ The provisions of this section shall not apply in relation to any co-operative bank other than a primary agricultural credit society or a primary co-operative agricultural and rural development bank.Explanation. - For the purposes of this sub-section,-(a)"co-operative bank" and "primary agricultural credit society" shall have the meanings respectively assigned to them in Part V of the Banking Regulation Act, 1949 (10 of 1949);(b)"primary co-operative agricultural and rural development bank" means a society having its area of operation confined to a taluk and the principal object of which is to provide for long-term credit for agricultural and rural development activities.]