Licensing Exams by Trade Name - Home Link

South Carolina
Commercial Plumber 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
ADA Accessibility1
General Plumbing Knowledge6
General Plumbing Regulations3
Hangers and Supports (General)2
Joints and Connections3
Fixtures and Equipment3
Water Heaters4
Water Supply and Distribution3
Backflow Prevention1
Sanitary Drainage Systems4
Indirect and Special Waste2
Sanitary Venting6
Traps and Interceptors3
Storm Piping Systems2
Plumbing - Developed Length5
DWV Isometric Analysis (Isometric Based)10
Water Supply Isometric Analysis4
Roof Drain Isometric Analysis3
Pipe Assembly1
General Fuel Knowledge3
Natural Gas3
LP - Gas3
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 Plumbing Code [or] International Plumbing Code, 2015, ICC
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South Carolina International Fuel Gas Code [or] International Fuel Gas Code, 2015, ICC
Buy at Amazon
Mathematics for Plumbers and Pipefitters, 8th Edition, Lee Smith
Buy at Amazon

Study materials are currently NOT available for this exam

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