2025 BOI rule update US entities are now exempt. Check if you still need to file →
We answer most inquiries within one business hour during US business days.
Start filing →
Illinois . Dissolution

Close your Illinois business the right way.

Dissolution officially ends your Illinois entity. Covers state fee, tax considerations, final filings, and personal liability traps.

Start dissolution →

Wind-up checklist

  • ✓Member or shareholder vote to dissolve.
  • ✓Notify creditors.
  • ✓Pay all debts.
  • ✓File final federal tax returns. Form 966 for Corps within 30 days.
  • ✓File final state tax returns.
  • ✓Cancel state tax accounts.
  • ✓Close business bank accounts.
  • ✓Distribute remaining assets.

Illinois Articles of Dissolution

LLC fee
$5
Corp fee
$5
Processing
Online filings same business day. Paper 10-14 days. 24-hour expedite: +$100.

Five mistakes that create personal liability

  1. 1. Filing dissolution before settling debts.
  2. 2. Skipping the final federal tax return.
  3. 3. Not cancelling state tax accounts.
  4. 4. Forgetting Form 966 (Corporations).
  5. 5. Distributing assets before paying creditors.
FAQ

Frequently asked questions

How do I dissolve a Illinois LLC?
Complete wind-up checklist then file Articles of Dissolution. Fee: $5.
How much does Illinois dissolution cost?
LLC: $5. Corp: $5.
How long does Illinois dissolution take?
Online filings same business day. Paper 10-14 days. 24-hour expedite: +$100..
Do I need final tax returns to dissolve?
Yes. Federal: 1065/1120/1120-S marked Final, plus Form 966 for Corps.
Can I dissolve with unpaid debts?
Creates personal liability for officers.
What if I just stop filing reports?
Illinois will administratively dissolve, accruing fees.
Can File.Business handle dissolution?
Yes.

Ready to handle this the easy way?

Five minutes per filing. State fee passed through at cost. Audit trail and deadline tracking included.

Start dissolution Talk to a specialist

Disclosure. File.Business is a private business filing and compliance service. We are not a government agency and are not affiliated with the Illinois Secretary of State, Department of Business Services or any Secretary of State office. You may file directly with the Illinois Secretary of State, Department of Business Services. Information on this page is for general guidance only and is not legal, tax, or accounting advice. Fees and deadlines verified against the Illinois Secretary of State, Department of Business Services as of June 2026 and may change. For entity-specific guidance, consult a licensed Illinois attorney or CPA.

Dissolve Illinois →
File.Business is a private business filing and compliance service. We are not a government agency and are not affiliated with any Secretary of State office. You may file directly with the appropriate state agency. SOC 2 Type II audited. 220,000+ businesses formed since 2017.