Wisconsin Contractor License and Building Codes

State of Wisconsin Contractor & Building Information

Wisconsin Department of Safety and Professional Services

Wisconsin Licenses of Trades Professions
Information regarding applications, renewals, education, examination and permit requirements.
For complete information visit: Wisconsin Licenses of Trades Professions.

Check a Wisconsin Building Trade Credential or License
To check to see if an electrician is licensed, or to check the status of an Electrical Contractor in the State of Wisconsin go to: Trade Credential License Search

Wisconsin ICC International Code Council Building Codes
For Wisconsin ICC Building Code information visit: Wisconsin ICC Building Codes.

Wisconsin Building Plan Review
For complete information visit: Wisconsin Building Plan Review.

Wisconsin Building Inspection
For complete building code information visit: Wisconsin Inspection.

Wisconsin Electrical Codes

NEC® National Electrical Code Adoption: 2011
Effective December 2013 with Wisconsin specific amendments.

Please Note: Due to the nature of the electrical code adoption process, we cannot guarantee complete accuracy of this information. Please notify us of any changes you may be aware of.

Wisconsin Energy Codes

The Wisconsin Energy Code is adopted and required by the Wisconsin Energy Office. This code sets minimum energy efficient buildings.
For complete information visit: Wisconsin Building Energy Codes Program.

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Home Electrical Wiring

All home electrical wiring projects should be performed correctly by trained and qualified individuals who understand the principles of electrical circuit wiring and the basic fundamentals of home construction. Detailed information is provided throughout areas of this website about the complexity of specific projects to help assist with you to understand the scope of work involved.
The following categories will provide more specific information for each project - below is an Example:
Electrical Project Skill Level:
Intermediate to Advanced - Best performed by a Licensed Electrical Contractor.
Electrical Tools Required:
Basic Electricians Pouch Hand Tools and a Voltage Tester.
Estimated Time:
Depends on the personal level experience, ability to work with tools, install electrical circuit wiring, and the available access to the project area.
Electrical Safety:
Identify the electrical circuits found in the project area, turn them OFF and Tag them with a Note before working with the electrical wiring.
Home Electrical Parts and Materials:
Electrical parts and materials should be approved for the specific project and compliant with local and national electrical codes.
Electrical Codes and Inspections:
Installing additional home electrical wiring should be done according to local and national electrical codes with a permit and be inspected.