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How to become a licensed HVAC technician in Wisconsin. State-level licensing required. Apprenticeship: 8,000 hours. Total initial fees: $137. Verified 2026-03-21. Data verified 2026-03-21. Source: LicenseMap (getlicensemap.com).
HVAC Technician
Governing Authority
Wisconsin Department of Safety and Professional Services — HVAC Credentials
Official website →Yes
State Licensed?
8,000
Apprentice Hours
4 levels
License Levels
$137
Total Initial Fees
4 hrs
CE Hours
Required
EPA 608
Regulation Status
VerifiedState Licensed
Yes
Regulation Level
state
License Types
Notes
Wisconsin requires HVAC technicians and contractors to be licensed through the Wisconsin Department of Safety and Professional Services — HVAC Credentials.
State-Level Licensing Required
Regulated by the Wisconsin Department of Safety and Professional Services — HVAC Credentials
Official Title
HVAC Apprentice
Experience Required
No prior experience required; must be enrolled in an apprenticeship program
Exam Required
No
Supervision Required
Yes
Additional Requirements
Official Title
HVAC Journeyman
Experience Required
Completion of 8,000 hours of apprenticeship
Exam Required
Yes
Supervision Required
No
Additional Requirements
Official Title
HVAC Master
Experience Required
2-4 years as licensed journeyman
Exam Required
Yes
Supervision Required
No
Additional Requirements
Official Title
HVAC Contractor
Experience Required
4+ years of licensed experience
Exam Required
Yes
Supervision Required
No
Additional Requirements
Technical School
Training Hours
8,000
Apprentice Hours
4
Years
576
School Hours
Training Programs
EPA Section 608 Certification
VerifiedRequired for Refrigerant Handling
Federal requirement for anyone handling refrigerants. Universal certification covers all equipment types.
Exam Requirements
VerifiedRequired
State HVAC Exam
Exam Provider
State-administered
Exam Name
Wisconsin HVAC Mechanical Examination
Open Book
Yes
Exam Details
80
Questions
240 min
Time Limit
70%
Passing Score
NATE Certification
Voluntary but industry-recognized; covers installation and service specialties
Retake Policy
May retake after 30-day waiting period
Minimum Age
Education
Background Check
Insurance Required
Bonding Required
| Fee | Amount |
|---|---|
Application Fee | $25 |
Exam Fee | $50 |
License Fee | $62 |
Contractor License Fee | $150 |
Renewal Fee | $62 |
Total Initial Fees | $137 |
Renewal & CE Requirements
Verified2 years
Renewal Period
4 hrs
CE Hours Required
CE Topics
Renewal Fee
$62
HVAC licenses must be renewed on schedule. Most states require continuing education covering code updates, refrigerant handling, energy efficiency, and safety practices.
Out-of-State Reciprocity
VerifiedAccepts Out-of-State Credentials
Reciprocity Type
Endorsement
Transfer Details
Wisconsin accepts out-of-state HVAC licenses through endorsement if requirements are substantially similar.
Additional Requirements for Transfer
HVAC license reciprocity varies significantly by state. Some states offer endorsement for experienced technicians, while others require passing the state exam regardless of prior credentials.
Wisconsin issues HVAC credentials through the Department of Safety and Professional Services. The state requires both classroom and on-the-job training totaling 8,000 hours.
EPA Section 608 certification is a federal requirement for anyone handling refrigerants — this applies in all states including Wisconsin.
Wisconsin issues HVAC credentials through the Department of Safety and Professional Services. The state requires both classroom and on-the-job training totaling 8,000 hours.
Wisconsin requires 4 hours of continuing education per renewal cycle.
Explore requirements for other professional licenses in Wisconsin.
How this state compares to 50 others for this profession
Timeline
#38 of 51
Salary
#19 of 51
Cost
#6 of 51
Processing
#1 of 51
Based on May 2024 Bureau of Labor Statistics OEWS data for Heating, Air Conditioning, and Refrigeration Mechanics and Installers (SOC 49-9021)
Entry Level
$51,800
25th percentile
Median
$62,030
+4% vs. national avg ($59,810)Experienced
$77,400
75th percentile
Wage Distribution (Annual)
5,930 employed in this state
Source: BLS OEWS – Heating, Air Conditioning, and Refrigeration Mechanics and Installers (May 2024)
National employment projections for 2024-2034
Projected Growth
+6.9%
Average GrowthNew Jobs
+27,900
over 10 years
Annual Openings
33,500
per year (avg.)
403,900 currently employed nationwide (2024)
Source: BLS Employment Projections 2024-2034 (September 2025)
HVAC Career Ladder+31% salary growth potential
You are here
HVAC Technician
$62,030
Technical training + EPA 608 certification
You are here
HVAC Technician
Technical training + EPA 608 certification
$62,030
Master HVAC license + contractor license
$81,460
Salary data from BLS OEWS May 2024 for this state. Career paths represent common advancement routes — actual progression may vary. Bureau of Labor Statistics — Occupational Outlook Handbook
Government fees and exam costs to obtain your initial license
Note: These are government licensing fees only. Education/training program costs (tuition, books, etc.) are not included as they vary widely by institution.
Estimated total: 212–224 weeks
Timeline estimated from licensing requirements on this page.
Source: Wisconsin Department of Safety and Professional Services — HVAC Credentials — Licensing Requirements
2–8 weeks
Estimated processing time
Source: Wisconsin Department of Safety and Professional Services — HVAC Credentials — Licensing Requirements
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Wisconsin requires state-level licensing. An apprenticeship of 8,000 hours is recommended. All licensing is managed through the Wisconsin Department of Safety and Professional Services — HVAC Credentials.
Requirements vary by state and local jurisdiction. Always verify current requirements with your state licensing authority.