Mont. Code Ann. § 7-3-113
(1) For the purpose of determining the statutory basis of existing units of local government, each unit of local government organized under the general statutes authorizing the municipal council-mayor form of government, which does not adopt a new form, shall be governed after May 2, 1977, by the following sections:
History: En. 16-5115.1 by Sec. 4, Ch. 513, L. 1975; R.C.M. 1947, 16-5115.1(1).