3-5-312. Jurisdiction of judges coextensive with the state. (1) The jurisdiction of the judges of the district courts of the state of Montana in rendering and signing judgments, making findings and rendering decrees, and making orders to show cause and all ex parte orders, in chambers, shall be coextensive with the boundaries of the state of Montana as to all matters presented to or heard by them and of which they have jurisdiction.

(2) Such judgments, findings, decrees, and orders, when so rendered, made, or signed, shall have the same force and effect as to matters under their jurisdiction as if done in open court in the county in which the action, proceeding, or matter is pending or was heard.