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 Provider
PSI Services LLC
3210 E. Tropicana Ave
Las Vegas, NV  89121
Phone:  (855)  340-3701
Exam Type
Exam Content
Content 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):

All Commercial General and Mechanical Contractors are required to pass Business Management & Law exam in addition to any technical examinations required for the specific license category or subcategory.

Books Allowed in the Exam
South Carolina Plumbing Code, 2018, ICC –OR–
Buy from ICC
International Plumbing Code, 2018, ICC
Buy at Amazon
South Carolina Fuel Gas Code, 2018, ICC –OR–
Buy from ICC
International Fuel Gas Code, 2018, ICC
Buy at Amazon
Mathematics for Plumbers and Pipefitters, 8th Edition, Lee Smith
Buy at Amazon
South Carolina 811 Excavator Manual
Web Page Link

A practice exam is currently NOT AVAILABLE

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