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Home→Agencies→Unclaimed Property→Illinois→When someone dies

State Unclaimed Property in Illinois: when someone dies

A 3-step process for Illinois State Treasurer — Unclaimed Property (I-Cash) after a death in Illinois.

OverviewWhen someone dies

Unclaimed Property

Illinois

icash.illinoistreasurer.gov→

Administering agency

Illinois State Treasurer — Unclaimed Property (I-Cash)

WebsiteVisit website →

Authority

765 ILCS 1026 (Revised Uniform Unclaimed Property Act)

Verified Jun 2026

Steps to take

  1. Search icash.illinoistreasurer.gov for the deceased's name and prior addresses, and run a multi-state search at missingmoney.com.
  2. File a claim through I-Cash as the estate representative or heir, providing:
    • A certified copy of the death certificate
    • Letters of Office if the estate was probated, or an affidavit of heirship or small estate affidavit if it was not
    • Proof of the claimant's identity
  3. The Treasurer reviews the claim and pays the verified owner or heir.

Illinois State Treasurer — Unclaimed Property (I-Cash)

Visit the agency website →

Frequently asked questions

Search icash.illinoistreasurer.gov, then file a claim through the I-Cash portal with a certified death certificate and proof of authority — Letters of Office if the estate was probated, or an affidavit of heirship or small estate affidavit if it was not.

No. Under the Revised Uniform Unclaimed Property Act (765 ILCS 1026), Illinois holds unclaimed property until it is claimed, so an owner or their heirs can file a claim at any time.

Yes. The Illinois State Treasurer accepts a Small Estate Affidavit under 755 ILCS 5/25-1 in lieu of Letters of Office when the decedent's total personal estate does not exceed $150,000 and no petition for letters of office is outstanding or pending. Heirs file through the I-Cash portal with the affidavit, a certified death certificate, and proof of identity.

Unclaimed Property

Illinois

icash.illinoistreasurer.gov→

Administering agency

Illinois State Treasurer — Unclaimed Property (I-Cash)

WebsiteVisit website →

Authority

765 ILCS 1026 (Revised Uniform Unclaimed Property Act)

Verified Jun 2026