Minnesota Contractor License and Building Codes

State of Minnesota Contractor & Building Information

Minnesota Department of Labor & Industry

Minnesota Residential Building Contractor
The Department of Labor and Industry licenses residential building contractors, remodelers, roofers and manufactured home installers. The department requires certain standards of education and professional conduct be maintained to obtain and retain a license.
Licenses are required for all residential building contractors and residential remodelers who contract with a homeowner to construct or improve dwellings by offering more than one special skill. Owners working on their own property must also be licensed if they build or remodel for the sole purpose of speculation or resale.
For more information visit: Minnesota Residential Building Contractor.

Check a Minnesota Contractor License
Check the status of a License, Certificate, Registration or Bond
The status of licenses, certificates, bonds and registrations issued by the Department of Labor and Industry can be found using the links below. Use these pages to verify that a bond, license, certificate or registration held by an individual or businesses is current.
To check to see if an electrician is licensed, or to check the status of an Electrical Contractor in the State of Minnesota go to: Search Minnesota Licensed Contractors

Minnesota State Building Code
The Minnesota State Building Code comprises many documents published by various organizations, some of which are available from Minnesota’s Bookstore. Note that code publications are amended or updated periodically.
For building code information visit: Minnesota Building Codes.

Minnesota Electrical Codes

NEC® National Electrical Code Adoption: 2014
2014 NEC effective July 2014.

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.

Minnesota Energy Codes

The Minnesota Energy Code is adopted and required by the Minnesota Energy Office. This code sets minimum energy efficient buildings.
For more information visit: Minnesota 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.