There is created a Regional Planning Commission for the Town of Granite, Oklahoma. The Municipal Planning Commission for the Town shall also serve as the Regional Planning Commission in order to avail itself of the powers of state law. The Mayor of the Town of Granite, Oklahoma, the Chairperson of the Greer County Board of Commissioners and the Greer County Engineer shall be ex- officio members of the Regional Planning Commission, to serve without voting powers.
(`85 Code, § 1-40(6))