Mississippi HVAC License Requirements
Mississippi doesn't license individual HVAC technicians. HVAC contractors need a state license from the Mississippi State Board of Contractors. Some cities license HVAC technicians. Anyone who handles refrigerant also needs federal EPA 608 certification.
Contractor only · By BrazeJobs Team · Updated
License tiers
| Apprentice | No state license |
| Journeyman | No state license |
| Master | No state license |
| Contractor | MSBOC Residential HVAC/Mechanical; commercial Mechanical |
Requirements
| Exam | Law & Business + trade exams |
| Renewal | Annual |
| Local license | Workers may need local license |
| Board | Mississippi State Board of Contractors |
Local licenses in Mississippi
Gulfport
CityCity contractor's license
Gulfport Building Code Services
City contractor's license in the qualifying (tested) individual's name: notarized application, MSBOC license if held, 5 reference letters (waived with MSBOC license), liability insurance $100,000/$300,000, $100 fee (waived with a state Certificate of Responsibility).
- Source: cms3.revize.com · checked November 5, 2026
Federal: EPA 608 certification
| Rule | Federal certification required to service or dispose of refrigerant equipment and to buy refrigerant |
Who: anyone who maintains, services, repairs or disposes of equipment that could release refrigerant (attaching gauges, adding or removing refrigerant). Types: Type I (small appliances), Type II (high- and very high-pressure), Type III (low-pressure), Universal (all types). Expiry: credentials do not expire. Buying refrigerant: sellers may sell only to certified technicians or employers of one, with limited exceptions (e.g. small cans of MVAC refrigerant). EPA does not issue cards; approved certifying organizations do. Universal requires a proctored core exam.
Exam
| Exam provider | PSI (for MSBOC) |
| Format | Open book |
Mississippi State Board of Contractors: all exams administered by PSI and open book (trade exams plus business and law).
- Source: msboc.us · checked November 6, 2026
Licensed in another state or the military
| Universal recognition law | Universal Recognition of Occupational Licensure Act (Miss.) |
| Board applies it | Yes (MSBOC reciprocity page cites the Act) |
| Military experience credit | Military-trained applicants may apply by reciprocity (Military Family Freedom Act) |
| Military spouses | Out-of-state licenses recognized for military members and families (Military Family Freedom Act); notify office at application |
Reciprocity requires a current license, a prior exam and no discipline in the last year.
- Source: msboc.us · checked November 6, 2026
Apprenticeship
| Registering agency | U.S. Department of Labor Office of Apprenticeship (no state agency) |
Programs register through the Office of Apprenticeship; use the Partner Finder for local sponsors.
- Source: apprenticeship.gov · checked November 6, 2026