Illinois Business Licenses

We help you obtain and maintain licenses for your business or nonprofit nationwide

General Illinois Guides & Resources

These guides provide detailed, step-by-step instructions for starting a business or nonprofit, registering with state authorities, and establishing a compliant organization.

Business Resources:

Construction License

Get your Illinois construction licenses. Harbor Compliance assists with initial and renewal registrations in every state.

How to Form an LLC

Total cost, time, and step-by-step instructions to form a limited liability company in Illinois. Do it yourself or purchase our formation service.

How to Incorporate

Total cost, time, and step-by-step instructions on how to incorporate in Illinois. Do it yourself or purchase our incorporation service.

Licensing Resources

Illinois Business Licensing Guides and Information.

Start a Business

Total time, cost, and paperwork to start your business in Illinois today! Our affordable formation services are state-specific.

Nonprofit Resources:

How to Start a Nonprofit Organization

Total cost, time, and how to start a nonprofit in Illinois. Instruction and services to assist with your non-profit formation.

Nonprofit Compliance

Comprehensive solutions (and free resources) to help manage your fundraising, tax exemption, license renewals, and other nonprofit compliance activities in Illinois, and across the US.


Illinois Business Licenses for Regulated Industries

Our licensing guides provide a wealth of information including requirements, filing instructions, fees, timelines to licensure, and more for a range of industries and activities.


Illinois Corporate Filings

These web pages provide detailed information on state filings required to form an entity, register a name, gain authority to operate, maintain good standing, and more.


Illinois Tax Filings

Find the information you need to register for state taxes or seek tax exemptions.


Illinois State Licensing Agencies

Below is a listing of the state-level licensing agencies within Illinois that a business should check for business license requirements.

  • Attorney General - Charitable Trust Bureau
  • Board of Examiners
  • Commerce Commission
  • Department of Employment Security
  • Department of Environmental Health Protection - Plumbing Program
  • Department of Financial and Professional Regulation
  • Department of Financial and Professional Regulation - Division of Professional Regulation - Division of Real Estate
  • Department of Financial and Professional Regulation - Division of Professional Regulation - Private Detective, Private Alarm, Private Security, Fingerprint Vendor and Locksmith Board
  • Department of Financial and Professional Regulation - Division of Professional Regulation - Public Accountancy Section
  • Department of Financial and Professional Regulation - Division of Professional Regulation - Roofing Contractor Program
  • Department of Financial and Professional Regulation - Division of Professional Regulation - State Board of Pharmacy
  • Department of Insurance
  • Department of Labor
  • Department of Revenue
  • Division of Environmental Health Protection - Asbestos Abatement Program
  • Landscape Architect Registration Board
  • Liquor Control Commission
  • Secretary of State - Business Services Department

Illinois Local Business Licences

Below is a listing of the local jurisdictions within Illinois that a business should check for local business license requirements.

County / Parish

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City / Borough / Municipality / Neighborhood

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  • Rome
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  • Round Lake
  • Round Lake Beach
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  • Schaumburg
  • Schiller Park
  • Sciota
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  • South Holland
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  • Sparland
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  • Spring Grove
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  • St. Charles
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  • Staunton
  • Steeleville
  • Steger
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  • Steward
  • Stillman Valley
  • Stockton
  • Stone Park
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  • Strasburg
  • Streamwood
  • Streator
  • Stronghurst
  • Sublette
  • Sugar Grove
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  • Summit
  • Sumner
  • Swansea
  • Sycamore
  • Table Grove
  • Tamaroa
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  • Techny
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  • Thayer
  • Thomasboro
  • Thomson
  • Thornton
  • Tilden
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  • Toledo
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  • Tonica
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  • Towanda
  • Tremont
  • Trenton
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  • Tuscola
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  • Union
  • University Park
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  • Valmeyer
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  • Villa Grove
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  • Warsaw
  • Washburn
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  • Waterloo
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  • West Chicago
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  • Western Springs
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  • Windsor
  • Winfield
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  • Winthrop Harbor
  • Wonder Lake
  • Wood Dale
  • Wood River
  • Woodhull
  • Woodlawn
  • Woodridge
  • Woodstock
  • Worth
  • Yates City
  • Yorkville
  • Zion
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