Key facts: The statutory citation governing this procedure is 755 ILCS 5/25-1; the eligibility threshold is $100,000 for total estate assets; there is a mandatory 30-day waiting period from date of death; the affidavit must be recorded with the county recorder of deeds where the property is located; heirs must provide verified documentation of heirship and property valuation; Illinois eliminated its state estate tax for deaths after 2019.