How Does Estate Planning Work in Idaho?

Idaho has not adopted the Uniform Trust CodeIdaho Code §§ 15-7-101 to 15-7-701 (UPC Trust Administration); Idaho Code §§ 68-104 to 68-113 (Uniform Trustees' Powers Act); Idaho Code § 32-906A (community property in revocable trusts)Verified Jul 15, 2026View source and does not require witnesses for trust executionIdaho Code §§ 15-7-101 to 15-7-701 (UPC Trust Administration); Idaho Code §§ 68-104 to 68-113 (Uniform Trustees' Powers Act); Idaho Code § 32-906A (community property in revocable trusts)Verified Jul 15, 2026View source. Notarization is not required for validityIdaho Code §§ 15-7-101 to 15-7-701 (UPC Trust Administration); Idaho Code §§ 68-104 to 68-113 (Uniform Trustees' Powers Act); Idaho Code § 32-906A (community property in revocable trusts)Verified Jul 15, 2026View source, though many financial institutions require notarized trust documents. Idaho has no separate trust creditor-notice step — the settlor's debts stay subject to the general claims and limitations period (up to 36 monthsIdaho Code §§ 15-7-101 to 15-7-701 (UPC trust administration) impose no trustee creditor-notice duty or elective shortened-bar procedure on a revocable trust after the settlor dies. Idaho has NOT adopted the UTC and has no UTC § 505 analog reaching a revocable trust's assets through a trust-side claims process. The 4-month publication bar in § 15-3-801 is the personal representative's probate notice, not a trustee duty. Operative default absent probate notice is the 3-year ultimate bar in § 15-3-803(1). Trust assets are reachable for the settlor's debts only to the extent the probate estate is inadequate. Verified 2026-06-19.Verified Jul 15, 2026View source), which the trustee settles before distributing.

A healthcare power of attorney in Idaho requires no witnesses or notarizationIdaho Code § 39-4510Verified Jul 15, 2026View source to be valid. A financial power of attorney requires no witnesses or notarizationIdaho Code § 15-12-101, § 15-12-104, § 15-12-105, § 15-12-106, § 15-12-107, § 15-12-109, § 15-12-113, § 15-12-119, § 15-12-120, § 15-12-201, § 15-12-301, § 15-12-302; Idaho Code § 55-805, § 55-806Verified Sep 18, 2026View source. A financial power of attorney is durable by default, so it stays in effect if you become incapacitatedIdaho Code § 15-12-101, § 15-12-104, § 15-12-105, § 15-12-106, § 15-12-107, § 15-12-109, § 15-12-113, § 15-12-119, § 15-12-120, § 15-12-201, § 15-12-301, § 15-12-302; Idaho Code § 55-805, § 55-806Verified Sep 18, 2026View source.

In Idaho, the executor files an inventory of the estate's assets within 90 daysIdaho Code §§ 15-3-706, 15-3-707, 15-3-708Verified Sep 15, 2026View source of appointment. A revocable trust skips the court-supervised inventory, so a trustee distributes without filing one.

In Idaho, divorce automatically revokes a beneficiary designation that names a former spouseIC § 15-2-804Verified Sep 15, 2026View source on the covered accounts, so the asset does not pass to the ex-spouse unless the designation is renewed after the divorce.