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ILLINOIS · ONE-TIME FORMATION
Illinois LLC filing fee
$150 filing fee
AT A GLANCE
| Filing fee | $150 · one-time |
| Annual report | $75 / annual |
| Franchise tax | None for most small LLCs |
| Registered agent | Required — can be yourself |
| Typical total, year 1 | $225 |
What the $150 filing fee covers 01
Illinois charges $150 to file — but the annual report is only $75 and the franchise tax has been phased out. Budget the first year at $225 in state fees.
Filing fee in Illinois 02
The filing fee to form an LLC in Illinois is $150. This is a one-time state charge paid to the Secretary of State when you file your formation documents.
Registered agent in Illinois 03
Registered agent required (statutory). Owner/member may generally serve as own RA if they maintain a physical street address in-state and are available during business hours; commercial RA services optional. A commercial registered agent service typically runs $100–$300/year — in Illinois, being your own agent is free if you meet the requirements.
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Operating agreement 04
Illinois requires or strongly expects an operating agreement. You can write your own for $0; template services charge $50–$200.
EIN 05
An EIN from the IRS is always free. If you hire a formation service to file it for you, you are paying for a form that takes 10 minutes on irs.gov.
Annual report 06
Illinois charges $75 for the annual.
Franchise tax and other Illinois costs
Illinois eliminated its LLC franchise tax. The $75 annual report is due by the first day of the LLC's anniversary month each year.
Calculate your Illinois first-year cost →
Sources for Illinois
Every fee below is checked against the state source linked per row. Verified 2026-11-03.