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A 3-step process for Idaho State Treasurer — Unclaimed Property after a death in Idaho.
Administering agency
Idaho State Treasurer — Unclaimed Property
Authority
Idaho Code Title 14, Chapter 5 (Revised Unclaimed Property Act)
Search yourmoney.idaho.gov, then file a claim with a certified copy of the owner's death certificate and proof of authority — Letters Testamentary or Letters of Administration, or other probate documentation establishing you as the executor or heir.
Yes. yourmoney.idaho.gov is the only official site, managed by the Idaho State Treasurer, and searching and claiming are free. If a site asks you to pay a fee to search, it is not the official state site.
Idaho holds unclaimed property until it is claimed, so there is generally no deadline for heirs to file a claim.
Administering agency
Idaho State Treasurer — Unclaimed Property
Authority
Idaho Code Title 14, Chapter 5 (Revised Unclaimed Property Act)