Montana Title 13. Elections § 13-35-107. Voiding election

(1)(a) If a court finds that the violation of any provision of this title by any person probably affected the outcome of any election, the result of that election may be held void and a special election held at least 85 days after the finding.

(b) If the violation occurred during a primary election, the court may direct the selection of a new candidate according to the provisions of state law relating to the filling of vacancies on the general election ballot. Except as provided in subsection (2), an action to void an election must be commenced within 1 year after the date of the election in question.