Inheritance Disclaimer and Renunciation Requirements in Oregon

At a glance

Requirements one by one

Governing law and covered interests

Oregon's Uniform Disclaimer of Property Interests Act is ORS §§ 105.623 through 105.649. ORS § 105.626 makes it apply to “any interest in or power over property” without regard to when the interest or power was created.

The act's delivery section confirms the main after-death categories: will and intestacy, testamentary and inter vivos trusts, annuities and insurance, payable-on-death accounts, beneficiary-form securities, retirement and other employment plans, other nonprobate transfers at death, jointly held property, and powers of appointment.

Whole, partial, and conditional disclaimer

ORS § 105.629 permits a disclaimer in whole or part, including an interest in property or a power over property. A partial disclaimer may be expressed as a fraction, percentage, dollar amount, term of years, limitation of a power, or another interest or estate in the property.

The act does not state a general rule for conditional disclaimers. A person should not infer one from the statute's broad list of permitted partial forms.

Writing or record and required contents

Oregon expressly permits paper and electronic form. The disclaimer must be a writing or another record inscribed on a tangible medium or stored in an electronic or other medium so that it can be retrieved in perceivable form.

The record must declare the disclaimer, describe the interest or power, be signed, and be properly delivered or filed. The act states no original- document, legal-description, declaration-of-extent, or state tax-statement requirement.

Signature, witnesses, acknowledgment, and notary

The person making the disclaimer must sign it. The current act states no witness, acknowledgment, oath, notarization, attestation, or separate electronic-authentication requirement.

Those formalities may be useful for another purpose, such as satisfying a recording office's generally applicable rules, but they are not part of ORS § 105.629's stated disclaimer minimum.

State deadline, irrevocability, and federal-tax overlay

Oregon's act has no general fixed validity deadline. Waiting still creates risk because acceptance, transfer, judicial sale, restitution recovery, public-assistance recovery, or another law can bar or limit the disclaimer.

Under ORS § 105.629, irrevocability occurs at the later of proper delivery or filing and the time the disclaimer becomes effective under the applicable effect section.

ORS § 105.645 separately validates a disclaimer or transfer that is treated under the statute's federal tax-law reference as never transferred to the disclaimant. Federal § 2518(b) independently uses a written refusal received within nine months after the later of the transfer or age 21, no prior acceptance, and passage without direction by the disclaimant.

Delivery, filing, and recipient

ORS § 105.642 permits personal delivery, first-class mail, or another method likely to result in receipt. It states no postmark-date safe harbor. The route depends on the interest:

• A will or intestate interest goes to the personal representative, or to a court with authority to appoint one if none is serving.
• A testamentary-trust interest goes to the trustee, then to a serving personal representative, with a court fallback if neither serves.
• An inter vivos trust interest goes to the trustee or the court fallback. If the trust is still revocable, it goes to the settlor or transferor instead.
• A beneficiary-designation interest goes to the person who made the designation before it becomes irrevocable, and to the person obligated to distribute after irrevocability.
• A survivorship disclaimer goes to the person who takes because of the disclaimer. Power-of-appointment interests use the holder, fiduciary, or court route specified in the section.

Real-property recording and notice

ORS § 105.646 allows the disclaimer to be filed, recorded, or registered when the instrument transferring the underlying interest or power is itself required or permitted to be filed, recorded, or registered.

Failure to record does not affect validity between the disclaimant and the people who take because of the disclaimer. The act states no standalone legal- description, constructive-notice, purchaser, or lienholder rule.

Acceptance, transfer, insolvency, and creditor bars

ORS § 105.643 bars the disclaimer after a written waiver. It also bars an interest disclaimer if, before effectiveness, the disclaimant accepts the interest; voluntarily assigns, conveys, encumbers, pledges, or transfers it or contracts to do so; or the interest is sold at judicial sale.

Another Oregon law may also bar or limit a disclaimer. The act expressly bars one whose purpose or effect is to prevent recovery for a restitution judgment. ORS § 105.648 separately bars a disclaimer, including of jointly held property, intended or effective to prevent recovery under ORS § 411.620.

The act states no insolvency bar. Its consequence rule is unusual: a barred disclaimer of a power is ineffective, but a barred disclaimer of an interest operates as a transfer to the people who would have taken under the act if the disclaimer had not been barred.

Effective date and destination

Under ORS § 105.633, the disclaimer takes effect when the instrument creating the interest becomes irrevocable, or at the decedent's death for intestacy. An express governing-instrument provision for disclaimed interests controls.

Without one, an individual generally is treated as dying immediately before the time of distribution. Oregon preserves special rules for descendants who would take by representation, an interest that otherwise would pass to the disclaimant's estate, nonindividual disclaimants, and future interests. A future interest retained by the disclaimant is not accelerated into possession or enjoyment.

ORS § 105.634 supplies the survivorship rule. The survivor may disclaim the greater of an equal fractional share or all value except the part attributable to that survivor's contribution. The disclaimed part passes as if the survivor predeceased the deceased joint holder.

What trips people up

No fixed state deadline does not mean no deadline risk. Statutory bars can arise before delivery, and federal tax qualification has its own nine-month receipt rule.

Mailing is not stated to count on the postmark date. The Oregon section allows first-class mail or another method likely to result in receipt, but it does not create a separate postmark safe harbor.

A barred interest disclaimer is not simply ignored. ORS § 105.643 treats it as a transfer to the statutory successor takers, which can produce very different tax, creditor, or title consequences from a valid disclaimer.

Common questions

Does Oregon require witnesses or notarization?

Not under the current disclaimer act's general form rule. The person making the disclaimer must sign a qualifying retrievable record.

Does Oregon require recording for real property?

No. ORS § 105.646 permits recording when the underlying transfer instrument is recordable and says nonrecording does not affect validity between the disclaimant and successor takers.

Can a disclaimer block restitution or public-assistance recovery?

Not under the express bars in ORS §§ 105.643 and 105.648. Those provisions do not answer every creditor, lien, bankruptcy, tax, or benefits question.

Statutes and sources

• ORS §§ 105.623-105.649 — Oregon Uniform Disclaimer of Property Interests Act. Official current chapter text, accessed 2026-08-01.
• 2026 Oregon Laws Amendments & Repeals table — no Chapter 105 disclaimer section was amended or repealed in the 2026 regular session. Official table, accessed 2026-08-01.
• 26 U.S.C. § 2518(b) — separate federal qualified-disclaimer conditions. Official current text, accessed 2026-08-01.