Trade Licensing

The Department of Buildings administers trade licenses and registrations for more than 29,000 construction industry professionals, including General Contractors, Supervising Electricians, Electrical Contractors, Plumber's Apprentices, Plumbers, Plumbing Contractors, Mason Contractors, Steam Boiler Erectors, Stationary (Boiler) Engineers, Apprentice Crane Operators, Crane Operators, Supervising Elevator Mechanics, and Elevator Mechanic Contractors. 

The Department of Buildings works with Continental Testing Services (CTS) to offer examinations and process license applications. For more information, including exam information and registration, first time licenses, and plumbing contractor bond continuation certificates, please visit continentaltestinginc.com/city-of-chicago/. CTS can be also reached at (800) 359-1313.

License renewal for supervising electricians, electrical contractors, mason contractors, plumber's apprentices, plumbers, and plumbing contractors are performed online directly through the Department of Buildings' website. For this service, please use the Access Online Trade License Renewal link below.

 

Access Online Trade License Renewal
Online trade license renewal for supervising electricians, electrical contractors, mason contractors, plumber's apprentices, plumbers, and plumbing contractors
File a Complaint About A City-Licensed Contractor
The City of Chicago Department of Buildings investigates false statements made in the course of business with the Department.
Trade License Application FAQs
Questions and Answers regarding applications for Trade License Applications

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