Louisiana HVAC License Requirements
Your complete guide to HVAC licensing in Louisiana, including who needs a license, what it costs, and how to apply.
Louisiana HVAC License Summary
- Last updated: August 6, 2026
- Written by: James R. Leichter
- Reviewed by: Aptora Staff
License Types in Louisiana
Mechanical Contractor
Covers all major mechanical installations including heating, air conditioning, ventilation, ductwork, refrigeration, plumbing, piping, boilers, and controls on commercial and residential projects.
Heat, A/C, Ventilation, Duct Work & Refrigeration
Required specifically for commercial and residential contractors who choose to focus strictly on HVAC and refrigeration systems without performing broader plumbing or boiler work.
Requirements Overview
Requirements may vary by license type
- Designate qualifying party
- Complete Business and Law course
- Pass applicable trade exam
- Submit financial statement
- Meet $50,000 net worth
- Register business, if applicable
- Complete background investigation
- Submit application and fees
Cost & Timeline Overview
Cost and timeline may vary by license type
$450 - $1,500
Estimated Cost Estimated upfront licensing costs
4 - 8 weeks
Estimated Timeline Typical time to complete licensing
Every 1 - 3 Years
Renewal Cycle How often renewal is required
0 Hours
Continued Education Ongoing education to maintain licensure
Average Salary & Wages for HVAC Tech in Louisiana
Based on the latest data from the U.S. Bureau of Labor Statistics and industry reports.
$54,400
Avg. Annual Salary Average yearly earnings for an HVAC technician
$73,200+
Top Earners' Salary Potential earnings for the top 10% of HVAC techs in the field
500+
Job Openings / Year Current HVAC hiring demand based on active job listings
HVAC Technician Salary by Experience
Top HVAC Training Programs & Schools
Reciprocity
Out-of-State Reciprocity
Louisiana may accept equivalent exams passed in any state; waivers and grandfathering do not qualify, and all other requirements apply. for 3 years.
Local Permits & Rules
Cities and counties may have additional permit requirements.
Common Mistakes
- Working on projects over $10,000 without license
- Failing to provide required commercial financial statements
- Not registering your business entity with Secretary of State
- Working residential projects without mandatory liability coverage
- Forgetting to take the Business and Law course

