Illinois LLC Cost Calculator 2026
Real filing and annual fees for forming a Illinois LLC — including hidden franchise taxes, annual report costs, and publication requirements.
Interactive Illinois LLC Calculator
LLC Cost Calculator
See your true first-year and multi-year LLC costs — including hidden fees.
5-Year Total Cost
$0
Cost Breakdown
| Fee Item | Amount | Frequency |
|---|
Year-by-Year Cost
Disclaimer: FreeLLCCalculator.com is an educational utility and does not provide legal or tax advice.
Illinois LLC Fee Breakdown
| Fee Item | Amount | Frequency | Notes |
|---|---|---|---|
| Articles of Organization | $150 | One-time | Paid to Illinois Secretary of State |
| Annual / Biennial Report | $75 | Annual | Keeps LLC in good standing |
| Registered Agent | $100 | Annual | Commercial RA estimated avg. |
| 5-Year Total (est.) | $1,025 | 5 years | Includes all above items |
How to Form an LLC in Illinois: Step-by-Step
Choose a unique LLC name
Must end in "LLC", "L.L.C.", or "Limited Liability Company" and be distinguishable from existing Illinois entities.
Designate a Registered Agent
Appoint a registered agent with a physical Illinois address to receive legal documents.
File Articles of Organization
Submit to the Illinois Secretary of State. Filing fee: $150.
File Online →Obtain an EIN (Employer ID Number)
Apply free from the IRS at irs.gov/ein. Required for banking and taxes.
Open a Business Bank Account
Keep personal and business finances separate to protect your liability protection.
File Annual Reports / Pay State Fees
Due annually. Fee: $75.
Illinois LLC Compliance Notes
- Annual report due before the first day of the anniversary month
- No franchise tax for LLCs
Illinois LLC FAQ
How much does it cost to form an LLC in Illinois?
Illinois LLC formation costs $150, plus a $75 annual report fee.