Multistate LLC

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Illinois upkeep for a multistate LLC

Adding Illinois costs $150 to register; after that the state charge is $75 a year and the agent is $149 a year.

What Illinois adds each year

State charge
$75 a year (Annual report (Illinois Secretary of State))
Due
Within the 60 days before your anniversary month
Agent after year one
$149 a year with Mainstay Filing

Stacked with other states

If Illinois is one of several registrations, here is how the totals grow.

Registered inRegistration feesUpkeep, 2 years
Illinois + California$220$468
Illinois + Texas$900$448+
Illinois + Florida$275$725.50
Illinois + California + Texas$970$617+

Registration fees are one-time. Upkeep is two years of state charges plus each agent at the $149 renewal rate, which is what it costs once the free first year is over.A + marks a variable state charge left out of the total.

Best 3 Foreign Registration Services in Illinois (2026)

Adding Illinois to your LLC? These file it, in order.

1. Mainstay Filing

$199 + $150 state fee = $349

Registered agent free for the first year, then $149 a year.

2. IL Registered Agent.org

$199 + $150 state fee = $349

Registered agent included for the first year, then $99 a year.

3. Illinois Registered Agent.co

$199 + $150 state fee = $349

Registered agent included for the first year, then $99 a year.

Service prices read from each provider’s Illinois page on October 28, 2026. The state fee is the official figure below and is paid to the Illinois Secretary of State, Department of Business Services, Limited Liability Division.

Illinois questions

What does it cost each year to keep a foreign LLC in Illinois?

$75 a year (Annual report (Illinois Secretary of State)), plus the agent at $149 a year after the free first year.

What is the registration fee in Illinois?

$150 once, to the Illinois Secretary of State, Department of Business Services, Limited Liability Division.

Is the Illinois agent a separate cost from other states?

Yes. Each state needs its own registered agent with an address there, so the agent charge repeats for every state you add.

Sources