Mont. Code Ann. § 10-1-202
(1) Except when a comparable oath is subscribed to under federal law or regulation, every officer shall take and subscribe to the following oath of office:
"I, ...., do solemnly swear that I will support and defend the constitution of the United States and the constitution of the state of Montana against all enemies, foreign and domestic; that I will bear true faith and allegiance to the same; and that I will obey the orders of the president of the United States and the governor of the state of Montana; that I make this obligation freely, without any mental reservation or purpose of evasion; and that I will well and faithfully discharge the duties of the office of .... in the .... upon which I am about to enter, so help me God."
History: En. 77-1702 by Sec. 32, Ch. 94, L. 1974; R.C.M. 1947, 77-1702; amd. Sec. 2, Ch. 56, L. 2009.