Montana Title 7. Local Government § 7-2-2750. Procedure to collect and transmit taxes when several counties involved

(2)(a) The county clerk of each other county shall compute and extend the taxes against the property within the portion of the abandoned county that has been attached to the clerk's county, and the treasurer of that county shall collect the taxes at the same time and in the same manner that other taxes are collected by the county treasurer.

(b) Each county treasurer shall, at least twice each year, once during the second week in December and once during the second week in June, transmit the amount of all taxes paid to and collected by the county treasurer to the treasurer of the county in which the board made the tax levy.