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​ Now Live for Trades Credentials and Renewals!

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All initial, reinstatement, and renewal applications for a Trades credential must now be made through LicensE, your online, self-guided licensing platform.

• To apply for a license or renew your license, go to license.wi.gov.
  
• For those renewing in LicensE for the first time or looking for more information about LicensE, including exams, refer to the “Trades LicensE Information" document.
  
• Please review the LicensE Applicant User Guide for help. 
  
• If you are having trouble with anything, please submit a support ticket at this link.  Please provide complete contact information and a detailed description of the issue you are experiencing.
  

License Information

Per Wis. Admin. Code § SPS 305.70, no person, entity or business may engage or offer to engage in installing or servicing heating, ventilating or air conditioning equipment unless the person, entity or business holds a registration issued by the Department as a registered HVAC Contractor.

A person, entity or business is not required to hold a registration as a registered HVAC Contractor for the following:

• To service existing heating, ventilating or air conditioning equipment within facilities or properties owned by the person, entity or business. for electrical or plumbing work associated with the installation or servicing of HVAC equipment or systems;
• To install or service heating, ventilating, air conditioning, or refrigeration equipment within a dwelling owned by the person, entity, or business and in which the person, entity, or business resides or will reside;
• For electrical or plumbing work associated with the installation or servicing of the HVAC equipment or systems.

Application Information

Getting Certified to Work with Lead Based Paint​

Training and certification are required for professionals who offer or conduct regulated lead-based paint activities in pre-1978 housing and child-occupied facilities. These activities include:

• Abatement of Lead Hazards
• Lead Testing, Inspection, and Risk Assessment
• Most paint-disturbing renovation work (for example, replacing windows, scraping paint prior to re-painting)
• Post renovation and post-abatement clearance (including​ dust wipe sampling to measure lead dust left behind)
  

By getting certified and working safely, you protect your own and others' health, and show professional responsibility. For more information about certification, visit the Wisconsin Department of Health Services​ website.​​​