Section 310(iii) in The U.P. Co-operative Societies Rules, 1968
(iii)the members whose authorisation for mortgage is to be obtained have individually agreed in writing to the proposal referred to in clause (ii) and in such form as may be specified by the Registrar. Such authorisation shall bear the attestation of a Gazetted officer or an officer of Co-operative Department not below the rank of Group II Inspector, who shall affix his stamp below his signature.