Construction Trade Exam Research Area


Apply for the License

Mississippi Contractor Licensing Board
2679 Crane Ridge Drive, Suite C
Jackson, MS  39216
Phone:  (601) 354-6161
Licensing Web Page

Exam Administrator

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

Exam Type


Exam Content

Subject Areas # of
Piping 4
Insulation 1
Hangers and Supports 3
Sound, Vibration and Seismic Control 1
Heating and Cooling Principles 3
Refrigerants and Refrigeration 6
Load Calculations 10
Testing, Adjusting and Balancing 1
Controls 3
A/C and Heat Pump Equipment 4
Furnaces and Heaters 4
Chimneys, Flues and Vents 3
Combustion Air 2
Fuel Gas Systems 9
LP Gas Systems 5
Ducts 10
Boilers and Hydronics 4
Machine Room 1
Evaporative Cooling 2
Safety 4

Total number of test questions: 80
Time allowed (hours): 4.0
The state of Mississippi also requires that you take and pass a written Law and Business Management exam for this trade.

Go to Business and Law Offering

Books Allowed in the Exam

1. Modern Refrigeration and Air Conditioning, 19th or 20th Edition, 2013, Althous, Turnquist, Bowditch, Bracciano Buy at Amazon
2. Code of Federal Regulations - 29 CFR Part 1926 (OSHA), GPO - OR - (OSHA) Selections by PSI, (latest amendments) Buy from Publisher
3. International Fuel Gas Code, 2012, ICC Buy at Amazon
4. HVAC Duct Construction Standards - Metal and Flexible, 3rd Edition, 2005, SMACNA Buy at Amazon
5. Manual N - Load Calculation for Commercial Summer and Winter Air Conditioning, 5th Edition, 2008, ACCA Buy at Amazon
6. International Mechanical Code, 2012, ICC Buy at Amazon
7. NFPA 58: Liquefied Petroleum Gas Code, 2011, NFPA Buy at Amazon
8. ACCA Ductulator (Duct Slide Rule), ACCA Buy at Amazon
9. Manual D - Duct Design for Residential Winter and Summer Air Conditioning, 3rd Edition, 2009, ACCA Buy at Amazon
10. Pipefitter's Handbook, 3rd Edition, 1967, Forest R. Linsey Buy at Amazon
11. Manual J - Residential Load Calculations, 8th Edition, 2006, ACCA Buy at Amazon
Study materials are currently NOT available for this exam

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