100+ Free SC HVAC Contractor Practice Questions
Pass your South Carolina HVAC Contractor License Exam exam on the first try — instant access, no signup required.
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Key Facts: SC HVAC Contractor Exam
$5,000
Commercial Threshold
SC CLB
80
Trade Exam Questions
PSI
65%
Passing Score
52/80 correct
2 yrs
Experience Required
Within past 5 years
$10K
Surety Bond
SC RBC
$220
License Fee
SC RBC
About the SC HVAC Contractor Exam
South Carolina HVAC contractor licensing exam covering state regulations for projects over $5,000, trade knowledge for humid subtropical climate including dehumidification and mold prevention, mechanical codes, and business law.
Questions
80 scored questions
Time Limit
4 hours
Passing Score
65% (52/80)
Exam Fee
$75 per exam + $100 application fee (SC Contractor's Licensing Board / PSI)
SC HVAC Contractor Exam Content Outline
State Laws & Regulations
CLB and RBC licensing, $5K threshold, PQP requirements, bonding, and SC contractor law
Trade Knowledge
Load calculations for humid climate, dehumidification, refrigerant handling, and system design
Mechanical Codes
IMC adoption, ductwork requirements, venting, clearances, and SC energy code (IECC)
Safety Regulations
EPA 608, OSHA, fall protection, CO detection, and refrigerant safety
Business Management
Contracts, change orders, advertising, lien rights, and warranty handling
How to Pass the SC HVAC Contractor Exam
What You Need to Know
- Passing score: 65% (52/80)
- Exam length: 80 questions
- Time limit: 4 hours
- Exam fee: $75 per exam + $100 application fee
Keys to Passing
- Complete 500+ practice questions
- Score 80%+ consistently before scheduling
- Focus on highest-weighted sections
- Use our AI tutor for tough concepts
SC HVAC Contractor Study Tips from Top Performers
Frequently Asked Questions
What is the licensing threshold for SC HVAC contractors?
Commercial HVAC projects over $5,000 require a contractor license from the SC Contractor's Licensing Board. Residential work over $500 requires registration with the Residential Builders Commission.
What exams does South Carolina require?
Both a trade exam (80 questions, 4 hours, 65% passing) and a business/law exam are required. Both exams are open book, administered by PSI, and reference materials can be tabbed and highlighted.
How much experience is needed for a SC HVAC license?
A minimum of 2 years of work experience within the past 5 years in the requested classification is required, along with designation of a Primary Qualifying Party (PQP).