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HVAC Exam Prep / Maryland

HVAC — MD

HVAC Exam & Licensing in Maryland

EPA 608 certification is required federally. Here's how to get your state HVAC contractor license in Maryland on top of it.

License Details

State License Name
HVAC Contractor License
Licensing Body
Maryland Department of Labor
Exam Provider
PSI Exams
Passing Score
70%
Exam Fee
$60
Federal EPA 608
Required — Universal recommended

Note: Always verify current requirements with Maryland Department of Labor.

Maryland HVAC Notes

EPA 608 Universal required. Maryland issues statewide HVAC contractor licenses.

About the EPA 608 Exam

The EPA 608 Universal exam has 100 questions across 4 sections (Core, Type I, II, III). You must score 70% on each section independently. The Core covers environmental regulations, leak rates, and safe refrigerant handling. Types I–III cover equipment- specific recovery and service procedures. The exam is closed-book.

1,000+ EPA 608 Practice Questions

Refrigerant charge calculator + full exam simulation for all 4 sections.