The county executive is hereby authorized to establish and maintain within the county headquarters and substations of the county police and to fix the locations thereof. The present headquarters and substations of such police shall continue to be maintained unless otherwise provided by the county executive. (Mont. Co. Code 1965, § 18-8; 1939, ch. 730, § 9; 1943, ch. 449, § 786; 1969 L.M.C., ch. 43, § 2.)