Section 440(6) in The U.P. Co-operative Societies Rules, 1968
(6)The criteria for determination of constituency may be any one or more of the following, namely-(i)revenue area or areas;(ii)class or classes of membership;(iii)other rational basis in relation to area of operation of society:Provided that the unit of determination in case of primary agricultural credit society shall as far as possible be one or more Gaon Sabhas falling in the area of operation of the society.