Montana Title 72. Estates, Trusts, and Fiduciary Relationships § 72-3-203. Probate and appointment under will--additional information required

(a) that the original of the decedent's last will is in the possession of the court or accompanies the application, that an authenticated copy of a will probated in another jurisdiction accompanies the application, or that an authenticated copy of a will filed without probate in another jurisdiction and proved, as provided in 72-3-220, accompanies the application;

(b) that the applicant to the best of the applicant's knowledge believes the will to have been validly executed;

(c) that after the exercise of reasonable diligence, the applicant is unaware of any instrument revoking the will and that the applicant believes that the instrument that is the subject of the application is the decedent's last will.