Montana Title 13. Elections § 13-36-102. Time for commencing contest

(1) Five days or less after a candidate has been certified as nominated, a person wishing to contest the nomination to any public office shall give notice in writing to the candidate whose nomination the person intends to contest, briefly stating the cause for the contest. The contestant shall make application to the district court in the county where the contest is to be had. The judge shall then set the time for the hearing. The contestant shall serve notice 3 days before the hearing is scheduled. The notice must state the time and place of the hearing.

(2) Any action to contest the right of a candidate to be declared elected to an office or to annul and set aside the election or to remove from or deprive any person of an office of which the person is the incumbent for any offense mentioned in this title must, unless a different time is stated, be commenced within 1 year after the day of election at which the offense was committed.