How Much Does It Cost to Start an LLC in Illinois?

The cost to start an LLC (limited liability company) online in Illinois is $150. This fee is paid to the Illinois Secretary of State when filing the LLC’s Articles of Organization.

Use our free Form an LLC in Illinois guide to do it yourself.

Or simply use a professional service:

four point six out of five Northwest ($29 + State Fees)

How Much Does an LLC Cost in Illinois?

Illinois LLC Online Filing Fee: $150

The main cost to start an LLC is the $150 fee to file your LLC's Articles of Organization online with the Illinois Secretary of State.

For a look at LLC costs in every state, read our other Cost to Start an LLC and How to Form an LLC guides.

Illinois Annual Report Fee: $75

Illinois requires LLCs to file an annual report with the Secretary of State.

You can submit this form through the Illinois Secretary of State website or by submitting Form LLC-50.1 by mail. The filing fee is $75, and there is a $100 fee if it is not filed within 60 days of its due date.

Registered Agent Fee

In Illinois you can be your own registered agent, but using a registered agent service helps keep your company in compliance and reminds you of important filing deadlines and avoid late fees.


Read our guide to learn more about Illinois Registered Agents. You can also read our full guide on the best registered agent services.

Cost to Form a Foreign LLC in Illinois

If you already have an LLC that is registered in another state and you’d like to expand your business into Illinois, you’ll need to register your LLC as a foreign LLC in Illinois.

The cost for registering an Illinois foreign LLC is $150. You can register a foreign LLC in Illinois by filing an Application for Admission to Transact Business (Form LLC-45.5).

Business Permits and Licenses

Depending on your industry and geographical location, your business might need federal, state, and local permits/licenses to legally operate in Illinois. This is true whether you form an LLC or any other type of business structure.

Learn more about state and local licensing with our guide to getting an Illinois business license.

Other LLC Filing Costs

There are optional fees associated with LLC formation:

LLC Name Reservation:
Reserve your name for up to 90 days prior to LLC formation by filing Form LLC 1.15 and paying the $25 filing fee.

“Doing Business As” (DBA) Name:
File an Application to Adopt, Change, Cancel or Renew an Assumed Name (Form LLC-1.20) and pay the $25 filing fee to create a name other than your legal LLC business name.

Certified Document Copies:
Obtain certified copies of your Illinois business documents by ordering through the Secretary of State and paying $25.

Certificate of Good Standing:
You can obtain an Illinois certificate of good standing by ordering through the Secretary of State and paying the $25 fee. A certificate of good standing is often required by banks and lending institutions.

How to Register an Illinois LLC Yourself

Forming an LLC yourself is easy; just follow the five steps below.

Recommended: If you already have a business that is running as a sole proprietorship, visit our How to Change from a Sole Proprietorship to LLC page.

Five Basic Steps to Start an LLC in Illinois

Step 1: Name Your Illinois LLC
Step 2: Choose a Registered Agent
Step 3: File the Articles of Organization
Step 4: Create an Operating Agreement
Step 5: Get an EIN

Step 1: Name Your Illinois LLC

When you name your Illinois LLC, you’ll need to choose a name that:

  1. Is available for use in the state of Illinois
  2. Meets Illinois naming requirements
  3. Is available as a web domain

Recommended: Visit our Start an LLC in Illinois guide for detailed naming rules and instructions for registering a business name in Illinois.

Not sure what to name your business? Check out our How to Name a Business guide and free LLC Name Generator.

We recommend that you check online to see if your business name is available as a web domain. Even if you don't plan to create a business website today, you may want to buy the URL in order to prevent others from acquiring it.

Find a Domain Now

Step 2: Choose a Registered Agent

All LLCs in Illinois must appoint a registered agent. A registered agent primarily acts as your LLC’s main point of contact with the state. But most importantly, they are responsible for accepting service of process in the event your business is sued.

Your Illinois registered agent must:

  • Be at least 18 years or older
  • Have a physical address in Illinois
  • Be available during normal business hours to accept service of process

Recommended: Get a free year of registered agent services when you hire Northwest Registered Agent to form your LLC. $29 (plus state fees).

Get Started

Step 3: File the Articles of Organization

The Illinois Form LLC-5.5 — Articles of Organization is a document that is filed with the Illinois Secretary of State to form an LLC. The fee for filing the Articles of Organization is $150 online.

For detailed instructions for completing the Articles of Organization, visit our How to File the Illinois Articles of Organization guide.

File the Illinois Articles of Organization

OPTION 1: File Online With Cyberdrive Illinois

File Online

- OR -

OPTION 2: File Form LLC-5.5 by Mail

Form LLC-5.5

State Filing Cost: $150, payable to the Secretary of State

Mailing Address:
Department of Business Services
Limited Liability Division
501 S. Second St., Rm. 351
Springfield, IL 62746

Step 4: Create an Operating Agreement

An operating agreement isn't required for Illinois LLCs, but it's a good practice to have one.

What is an operating agreement? An operating agreement is a legal document outlining the ownership and operating procedures of an LLC.

Why are operating agreements important? A comprehensive operating agreement ensures that all business owners are on the same page and reduces the risk of future conflict.

For more information on operating agreements, read our Illinois LLC operating agreement guide.

Step 5: Get an EIN

What is an EIN? An EIN or Employer Identification Number is a nine-digit number issued by the Internal Revenue System (IRS) to identify a business for tax reporting purposes. An EIN is essentially a Social Security number (SSN) for your company.

Why do I need an EIN? An EIN number is required for the following:

Free EIN: You can get an EIN from the IRS website (free of charge) after forming your business.

Illinois LLC Cost FAQ

Do you have to pay for an Illinois LLC every year?

Yes, you must pay a $75 annual report fee each year for your Illinois LLC. Visit our Illinois Annual Report guide for more information.

Is an LLC really necessary?

An LLC provides limited liability protection. This means an LLC protects your personal assets in the event of a business loss, such as a lawsuit or unpaid debt.

We recommend any small business that carries even the smallest amount of risk or liability to form an LLC. Learn more in our Should I Start an LLC guide.

What is the cheapest way to get an LLC?

You can save money on getting an LLC by completing the formation process yourself, making your own operating agreement, being your own registered agent, and getting your own EIN.

Check out our How to Save Money Forming Your LLC guide to learn more.

Can I pay myself a salary from my LLC?

You can pay yourself a salary from your LLC, but it would be called a draw or distribution if your LLC is taxed in the default way by the IRS.

Visit our How to Pay Yourself from an LLC guide to learn more.

Is an S corp better than an LLC?

An S corporation (S corp) is an IRS tax status, not a type of business entity. An LLC can be taxed in the default way or as an S corp. For some businesses, being taxed as an S corp can make lots of sense.

Check out our LLC vs. S corp guide to find out if S corp status is right for your business.

What’s better: sole proprietorship or LLC?

A sole proprietorship is only good for businesses that carry very low risk of liability because sole proprietorships don’t offer any liability protection.

Learn more in our sole proprietorship vs. LLC guide.

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