The Illinois Probate Process: What Families Need to Know
When a family member dies and leaves assets in their individual name without a valid beneficiary designation or joint tenancy arrangement, those assets must pass through the Illinois probate process before they can be distributed to heirs. Understanding how the process works helps families navigate it — and more importantly, plan around it.
When Is Probate Required in Illinois?
Not every death requires a probate proceeding. Assets with a valid beneficiary designation pass directly without probate. Assets in a revocable living trust pass according to the trust terms. Real estate held in joint tenancy transfers automatically to the surviving joint tenant.
Probate is required when: the decedent owned real estate in their individual name; the decedent had financial accounts in their individual name with no beneficiary designation; or there is a will that must be admitted to probate to be legally effective. Illinois does not require probate for small estates under $100,000 (excluding real estate), which can be settled using the Small Estate Affidavit procedure (755 ILCS 5/25-1).
The Illinois Probate Process: Step by Step
Step 1: Filing the Petition
Probate begins by filing a petition in the Circuit Court of the county where the decedent was domiciled. The petition requests admission of the will (if any) to probate and appointment of a personal representative (executor). For intestate estates, the court appoints an administrator following the priority order in the Illinois Probate Act.
Step 2: Appointment and Letters of Office
The court appoints the personal representative and issues Letters of Office — the document authorizing the representative to act on behalf of the estate, open an estate bank account, collect assets, and pay debts. Independent administration (available for most Illinois estates) gives the representative broad authority to act without court approval for routine transactions.
Step 3: Notice to Creditors
The personal representative must publish notice to creditors in a local newspaper and provide direct notice to known creditors. Creditors have six months from the date of death (or the date of notice, whichever is later) to file claims. This six-month window is one of the primary reasons probate takes as long as it does — the estate cannot be fully distributed until the creditor period expires and all claims are resolved.
Step 4: Inventory and Appraisal
The personal representative must file an inventory of estate assets within 60 days of appointment. The inventory lists all assets, their values, and the basis for those values. The inventory is a public court record.
Step 5: Administration
During administration, the representative collects assets, pays valid debts and claims, files the decedent’s final income tax return, pays any estate tax (Illinois Form 700 if the estate exceeds $4 million; federal Form 706 if applicable), and manages estate assets pending distribution.
Step 6: Final Accounting and Distribution
After the creditor period has elapsed and all debts, taxes, and expenses are paid, the personal representative files a final accounting and proposes distribution to beneficiaries. In an independent administration, court approval of the accounting is often waived if all beneficiaries consent. The representative then distributes the remaining assets and files a final report closing the estate.
How Long Does Illinois Probate Take?
A straightforward Illinois probate estate typically takes six months to a year from filing to final distribution. The minimum time is driven primarily by the six-month creditor notification period. Estates with real estate to sell, contested claims, or disputes among beneficiaries can take two years or more.
What Does Illinois Probate Cost?
Illinois attorney fees in probate are governed by a reasonableness standard (no fixed percentage schedule). Typical fees for a straightforward estate range from $3,000 to $8,000 in attorney fees plus court filing fees ($250 to $400 for most estates). Larger or more complex estates, contested matters, or estates requiring multiple court appearances cost significantly more.
Contested Probate: Will Contests and Fiduciary Disputes
A will contest challenges the validity of a will on grounds of lack of testamentary capacity, undue influence, fraud, or failure to comply with Illinois execution requirements. Will contests must be filed within six months of the admission of the will to probate (or 12 months from the date of death, whichever is earlier). Fiduciary disputes — claims that a personal representative or trustee breached their duty — are among the most common forms of probate litigation. These matters are heard in the Probate Division of the Circuit Court.
Why Planning Ahead Matters
Every step of the Illinois probate process — the court filings, the six-month wait, the public inventory, the attorney fees — can be avoided or dramatically simplified with proper estate planning. A revocable living trust that is fully funded avoids probate entirely for trust assets. The cost of comprehensive estate planning is typically a fraction of the cost of probate — and it spares the family the delay, public exposure, and administrative burden of a court proceeding at the most difficult time in their lives.