Mont. Code Ann. § 7-13-121
To defray the cost of installing and maintaining either sanitary or storm sewer systems under the provisions of this part, the board of county commissioners shall adopt the following method of assessment:
(2) Each lot or parcel of land assessed in the district:
History: En. Sec. 7, Ch. 185, L. 1957; R.C.M. 1947, 16-4407; amd. Sec. 1, Ch. 42, L. 2019.