Idaho Statutes Title 15. Uniform Probate Code § 15-3-108. Probate--Testacy and appointment proceedings--Ultimate time limit

(1) If a previous proceeding was dismissed because of doubt about the fact of the decedent's death, appropriate probate, appointment or testacy proceedings may be maintained at any time thereafter upon a finding that the decedent's death occurred prior to the initiation of the previous proceeding and the applicant or petitioner has not delayed unduly in initiating the subsequent proceeding;

(2) Appropriate probate, appointment or testacy proceedings may be maintained in relation to the estate of an absent, disappeared or missing person for whose estate a conservator has been appointed, at any time within three (3) years after the conservator becomes able to establish the death of the protected person; and

(3) A proceeding to contest an informally probated will and to secure appointment of the person with legal priority for appointment in the event the contest is successful, may be commenced within the later of twelve (12) months from the informal probate or three (3) years from the decedent's death.