Montana Code Annotated · § 3-10-202 — Oath -- proof of certification

(1) Each justice of the peace, elected or appointed, after receipt of the certificate of election or appointment, shall, before entering upon the duties of office, take the constitutional oath of office, which must be filed with the county clerk.

(2) Before the county clerk may file the oath, the elected or appointed justice shall satisfy the clerk that the justice is certified as provided in 3-1-1502 or 3-1-1503.