Illinois Business Licenses

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

General Guides & Resources

Get step-by-step guidance for forming and running a compliant organization in Illinois

Licenses for Regulated Industries

Explore resources for firms in licensed professions like engineering and construction.

Corporate Filings

Learn what filings to submit to state agencies throughout an organization’s lifecycle.

Tax Filings

Get all the information you need to register for state taxes or apply for tax exemption.

State Licensing Agencies

Access state agencies responsible for licensing and regulating Illinois organizations.

Local Business Licenses

Find a complete listing of jurisdictions in the state, from county to city to neighborhood.

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:

Annual Report

Fast easy instructions and affordable support for filing your Illinois annual report.

Construction License

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

Energy Licensing

Licensing guide for energy industry registrations and licenses in Illinois. Find detailed application, renewal, and reporting requirements.

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
Board of Licensing for Professional Geologists
Commerce Commission
Department of Agriculture - Seed Program
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 Accountant Registration Committee

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 Financial and Professional Regulation - Home Medical Equipment and Services Board
Department of Human Rights - Public Contracts Unit
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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Adams County
Alexander County
Bond County
Boone County
Brown County
Bureau County
Calhoun County
Carroll County
Cass County
Champaign County
Christian County
Clark County
Clay County
Clinton County
Coles County
Cook County
Crawford County
Cumberland County
De Witt County
DeKalb County
Douglas County
DuPage County
Edgar County
Edwards County
Effingham County
Fayette County

Ford County
Franklin County
Fulton County
Gallatin County
Greene County
Grundy County
Hamilton County
Hancock County
Hardin County
Henderson County
Henry County
Iroquois County
Jackson County
Jasper County
Jefferson County
Jersey County
Jo Daviess County
Johnson County
Kane County
Kankakee County
Kendall County
Knox County
Lake County
LaSalle County
Lawrence County
Lee County

Livingston County
Logan County
Macon County
Macoupin County
Madison County
Marion County
Marshall County
Mason County
Massac County
McDonough County
McHenry County
McLean County
Menard County
Mercer County
Monroe County
Montgomery County
Morgan County
Moultrie County
Ogle County
Peoria County
Perry County
Piatt County
Pike County
Pope County
Pulaski County
Putnam County

Randolph County
Richland County
Rock Island County
Saline County
Sangamon County
Schuyler County
Scott County
Shelby County
St. Clair County
Stark County
Stephenson County
Tazewell County
Union County
Vermilion County
Wabash County
Warren County
Washington County
Wayne County
White County
Whiteside County
Will County
Williamson County
Winnebago County
Woodford County

City / Borough / Municipality / Neighborhood