Montana Code Annotated · § 7-5-4203 — Effective date of ordinances and resolutions

(1) An ordinance passed by the council of any city or town may not become effective until 30 days after its passage except:

(a) general appropriation ordinances providing for the ordinary and current expenses of the city or town; and

(b) emergency measures.

(2) A resolution is immediately effective unless a delayed effective date is specified in the resolution.