Licensing Exams by Trade Name - Home Link

South Carolina
Commercial Air Conditioning Contractor

Apply for the License

South Carolina Contractor’s Licensing Board
Synergy Business Park - Kingstree Building
110 Centerview Dr.
Columbia, SC  29210
Phone: (803) 896-4686

Exam Administrator

PSI Licensure: Certification
3210 E. Tropicana
Las Vegas, NV  89121
Phone:  (800) 733-9267

Exam Type


Exam Content

Subject Areas# of
General Piping1
General Tubing1
Pipe Assembly1
Piping Systems4
Drain Piping1
Piping Specialties1
Piping Insulation1
Hangers and Supports (General)1
Mechanical Sound, Vibration, and Seismic Control1
Water Treatment for Mechanical Systems1
Heating and Cooling Principles2
Load Calculations7
Heating and Cooling Equipment1
Air Compressors1
Testing, Adjusting, and Balancing (TAB)2
HVACR Control Fundamentals1
Control Schematics and Wiring Diagrams1
HVACR Control Systems1
Machine Room1
Air Conditioning Systems3
Heat Pumps4
Furnaces (Warm Air Heating Equipment)2
Specialized Heaters2
Chimneys, Flues, Vents, and Vent Connectors3
Combustion Air2
General Fuel Knowledge1
Natural Gas2
LP Gas2
General Duct Systems Knowledge and Principles4
Duct Conversions / Equivalencies4
Mechanical Sheet Metal Devices / Systems2
Duct System Components5
Metal Ducts3
Fiberglass Ducts1
Filtering Systems1
Ventilation Equipment and Devices1
Exhaust Systems2
Total number of test questions:
Time allowed (hours):

In addition to the trade-specific examination, you may be required to pass the Business and Law Exam offered by PSI or take an "approved" Business and Law course

Books Allowed in the Exam

South Carolina International Mechanical Code [or] International Mechanical Code, 2015, ICC
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South Carolina International Fuel Gas Code [or] International Fuel Gas Code, 2015, ICC
Buy at Amazon
Code of Federal Regulations, 29 CFR Part 1926 (OSHA), GPO [or] (OSHA) Selections by PSI
Buy from Publisher
Manual N - Load Calculation for Commercial Summer & Winter Air Conditioning, 5th Edition, ACCA
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Manual D - Residential Duct Design, 3rd Edition, ACCA
Buy at Amazon
Manual J -- Residential Load Calculation, 8th Edition, ACCA
Buy at Amazon
Pipefitter’s Handbook, 3rd Edition, 1967, Forrest Lindsey
Buy at Amazon
ACCA Ductulator (Duct Slide Rule), ACCA
Buy at Amazon
Refrigeration and Air Conditioning Technology, 6th Edition, Whitman and Johnson, Delmar ITP
Buy at Amazon
Modern Refrigeration and Air Conditioning, 19th or 20th Edition, Althous, Turnquist, Bowditch, Bracciano
Buy at Amazon
Trane Air Conditioning Manual, (see p.6 of order form) Trane Company
PDF File Link
ASHRAE Handbook of Fundamentals, 1997, ASHRAE
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Available Study Materials
Individual Book Title
Practice Exam
(price variable)

The price is dependent on how many sets of questions you order and their content.

The file(s) you receive contain sample exam questions for the book title(s) above highlighted (light green) that you select in your order.

A 15% discount applies when ordering TWO (2) OR MORE BOOK TITLES.

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