No credit union shall operate in this state until it has filed with the secretary of state a copy of the certificate of approval issued to it by the director of the division of credit unions.
§ 370.090, RSMo
RSMo 1939 § 5526, A.L. 1945 p. 689, A.L. 1945 p. 720, A. 1949 H.B. 2091, A.L. 1972 S.B. 502