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HVAC License in Wisconsin

Requirements, Fees & How to Apply — 2026 Guide

State License Required

Quick Answer

Wisconsin requires hvac contractors to hold a state license. A state exam is required. Application fees start at $100-$250. Licenses renew biennial.

License Requirements

  • License Type: State License
  • Exam Required: Yes — state or trade exam required
  • Experience: 3+ years in hvac
  • Insurance: $200,000 general liability
  • Bond: $5,000-$10,000

Fees

  • Application Fee: $100-$250
  • Exam Fee: $50-$100
  • License Fee: $100-$200
  • Renewal Fee: $75-$150 (Biennial)

Governing Body

How to Get a HVAC License in Wisconsin

Step-by-step application process.

  1. Verify you meet the experience requirement (3+ years in hvac)
  2. Obtain required insurance: $200,000 general liability
  3. Obtain surety bond: $5,000-$10,000
  4. Pass the required exam — schedule through the state exam provider
  5. Submit application to Wisconsin HVAC Licensing Board
  6. Pay applicable fees and await license issuance (typically 2–8 weeks)

Important Notes

Wisconsin HVAC contractors must hold a state license. EPA 608 certification required for refrigerant handling. Verify local jurisdiction requirements.

Frequently Asked Questions

Do I need a license to do hvac work in Wisconsin?

Yes. Wisconsin requires hvac contractors to hold a state license. Wisconsin HVAC contractors must hold a state license. EPA 608 certification required for refrigerant handling. Verify local jurisdiction requirements.

How much does a hvac license cost in Wisconsin?

In Wisconsin, the application fee is typically $100-$250. Exam fees are $50-$100. License fees are $100-$200. Renewal is $75-$150 per biennial cycle.

Is an exam required for a hvac license in Wisconsin?

Yes, Wisconsin requires passing a licensing exam for hvac contractors. The exam typically covers state laws and regulations plus trade-specific knowledge.

How do I renew my hvac license in Wisconsin?

Wisconsin hvac licenses renew biennial. Renewal fees are $75-$150. Many states require continuing education for renewal. Contact Wisconsin HVAC Licensing Board for current renewal requirements.

Does Wisconsin have reciprocity for hvac licenses?

Wisconsin currently has limited formal reciprocity for hvac licenses. Contact Wisconsin HVAC Licensing Board to discuss your situation — experience from other states may still be credited.

HVAC Licensing in Neighboring States

Compare requirements in nearby states — useful if you work across state lines.

IllinoisIowaMichiganMinnesota

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Disclaimer: Licensing requirements change frequently. Always verify current requirements with the official state licensing board before applying. This information is for general guidance only and is not legal advice.