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READYDOCSCOMPLIANCESTATESILLINOIS
STATE FILE · ILCAPITAL · SPRINGFIELDADMITTED · 1818REVIEWED · Jul 10, 2026
Public Compliance Directory · State Hub

Illinois.

Illinois does not issue one statewide general-contractor license. Roofing is licensed statewide through IDFPR, plumbing is regulated through state plumbing law, and most general, electrical, and HVAC contractor licensing is local.

County guides
4
Indexed cities
4
State code
IL
Last reviewed
Jul 10, 2026
FAST FACTS

Illinois at a glance

Quick-reference card
Licensing authorityIllinois IDFPR; Illinois Department of Public Health; local building departments
ReciprocityLimited - mostly local or trade-specific
Workers' compensationRequired for most employers with employees
Bond ruleRoofing bond/state requirements; local bonds vary
Renewal cycleRoofing and many state credentials: 2 years; local cycles vary
Continuing educationVaries by trade and local license
Browse counties→Source register↓
State of
IL
· ACTIVE FILE ·
ARTICLE I · STATE AUTHORITY
LICENSING & LOCAL CONTROL
Illinois IDFPR; Illinois Department of Public Health; local building departments
Article I · State Baseline

Licensing sets the baseline. Local offices control the job.

Cities and counties, especially Chicago and Cook County municipalities, control many contractor licenses, registrations, bonds, insurance minimums, and permit paths.

Illinois does not issue one statewide general-contractor license. Roofing is licensed statewide through IDFPR, plumbing is regulated through state plumbing law, and most general, electrical, and HVAC contractor licensing is local.

State trade credentials do not replace city or county permit requirements. Always confirm the local building department before bidding.

Insurance and risk

Illinois employers are generally required to carry workers' compensation coverage for employees.

Official source · Illinois Department of Financial and Professional Regulation ↗Reviewed · Jul 10, 2026
ARTICLE II · OPERATING FILE
WHAT TO CONFIRM
STATE · COUNTY · CITY
Article II · Operating File

Three checks before work starts.

Use the state authority as the baseline, then confirm the local process before filing.

LICENSE

State authority

Illinois does not issue one statewide general-contractor license. Roofing is licensed statewide through IDFPR, plumbing is regulated through state plumbing law, and most general, electrical, and HVAC contractor licensing is local.

AgencyIllinois IDFPR; Illinois Department of Public Health; local building departments
ReciprocityLimited - mostly local or trade-specific
RenewalRoofing and many state credentials: 2 years; local cycles vary
PERMITS

Local filing path

Cities and counties, especially Chicago and Cook County municipalities, control many contractor licenses, registrations, bonds, insurance minimums, and permit paths.

Before workState trade credentials do not replace city or county permit requirements. Always confirm the local building department before bidding.
JurisdictionConfirm city or county
RISK

Insurance and bonds

Illinois employers are generally required to carry workers' compensation coverage for employees.

Workers' compRequired for most employers with employees
BondRoofing bond/state requirements; local bonds vary
EducationVaries by trade and local license
ARTICLE III · INDEXED COUNTIES
COUNTIES IN ILLINOIS
4 GUIDES
Article III · Browse by County

4 compliance guides in Illinois.

Choose a county to find indexed cities, permit offices, and trade-specific requirements.

Cook CountyOn file
1 files
Peoria CountyOn file
1 files
Sangamon CountyOn file
1 files
Winnebago CountyOn file
1 files
Showing 4 counties →
ARTICLE IV · SOURCES
OFFICIAL SOURCE REGISTER
3 PRIMARY AUTHORITIES
Article IV · Sources & Citations

Primary authorities, not secondary summaries.

These official sources were reviewed together on Jul 10, 2026. Confirm with the authority before filing.

Article V · Neighboring States

Working across state lines?

Open the neighboring state file to confirm licensing, reciprocity, and local registration.

IN
Indiana
Open file
IO
Iowa
Open file
KE
Kentucky
Open file
MI
Missouri
Open file
WI
Wisconsin
Open file

Open the file. Choose the county.

Illinois compliance guides are public. Start with the county where the work will happen.

Browse counties→Back to top↑