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Illinois LLC cost

Forming an LLC in Illinois costs $150 in state filing fees. Expect about $150 in known state charges in year one and $75 a year after that.

Last checked October 28, 2026 · some figures awaiting official confirmation (marked below).

Illinois LLC fee table

ItemFeeHow oftenStatus
Ordinary formation filing$150One timeverified source
Annual report$75annualunverified source
Name reservation (optional)not verifiedOne timeunverified
Expedited processing (optional)Not verifiedPer filingunverified
Foreign LLC registration (out-of-state LLCs)$150One timeunverified secondary source
Registered agent$0 if you serve yourself; typically $100–150/yr paidYearlytypical market range

Deadlines

Annual report before the first day of the formation-anniversary month; first annual cycle in the following year.

Cheapest legal way to form in Illinois

  • File online directly with the state; a paid service is optional.
  • Be your own registered agent if you have a Illinois street address.
  • Skip name reservation and expedite unless you need them.
  • Get your EIN free from the IRS.

Illinois LLC cost calculator

1Where will you form your LLC?

More options
Also doing business in other states? Tick each one. Each adds a foreign registration and its yearly fees.

2What it costs

Illinois LLC cost FAQ

How much does it cost to form an LLC in Illinois?

The state filing fee for the ordinary formation filing is $150. Known state charges in year one come to about $150, before optional services.

What are the ongoing state fees for a Illinois LLC?

Annual report $75 (annual). Averaged per year that is about $75.

When is the Illinois LLC report due?

Annual report before the first day of the formation-anniversary month; first annual cycle in the following year.

Does Illinois require LLC newspaper publication?

No. Illinois has no newspaper publication requirement for LLCs (only New York, Arizona and Nebraska do).

Can I be my own registered agent in Illinois?

Usually yes, if you have a physical street address in Illinois (not a P.O. box) where you can accept legal papers during business hours. Paid agents typically cost about $100–150 a year.

How much does it cost to register an out-of-state LLC in Illinois?

Foreign LLC registration costs $150 (per a secondary source; not confirmed on the official page in our latest check), plus Illinois's ongoing report fees.

Sources

Checked October 28, 2026. Fees change; confirm on the official site before filing.

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