Montana Title 13. Elections § 13-19-207. When materials to be mailed

(3)(a) At any time before noon on the day before election day, a ballot may be mailed or, on request, provided in person at the election administrator's office to an elector on the inactive list after the elector reactivates the elector's registration as provided in 13-2-222.

(b) An elector on the inactive list shall vote at the election administrator's office on election day if the elector reactivates the elector's registration after noon on the day before election day.