Montana Code > Title 5 > Chapter 2 > Part 4 > § 5-2-401 Montana Code 5-2-401. Definitions Current as of: 2023 | Check for updates | Other versions 5-2-401. Definitions. (1) As used in 5-2-406, “term” means the 4-year period to which a senator is normally elected in the absence of a vacancy. (2)For the purposes of this part, “vacancy” or “vacancies” has the same meaning as prescribed in 2-16-501. Previous Next Part 4 Contents