Licensing Exams by Trade Name - Home Link


Plumbing Contractor

Apply for the License
Ohio Construction Industry Licensing Board (OCILB)
6606 Tussing Road
Reynoldsburg, OH 43068
Phone:  (614) 644-3493
Exam Provider
PSI Services LLC
3210 E. Tropicana
Las Vegas, NV  89121
Phone:  (855) 257-1621
Exam Type
Exam Content
Subject Areas# of
General Knowledge8
General Regulations20
Plumbing Fixtures6
Water Supply Systems10
Drainage, Waste & Sanitary Vents24
Indirect Wastes3
Roof Drain Piping4
Specialty Plumbing5
Isometric Analysis20
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
Ohio Plumbing Code, 2024 Edition, ICC
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International Fuel Gas Code, 2015 or 2021, ICC
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Mathematics for Plumbers and Pipefitters, 8th Edition, Lee Smith
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Modern Plumbing, 9th Edition, 2020, Blankenbaker
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A practice exam is currently NOT AVAILABLE

This page is being provided for research and links to books sources only.  We do not have an expected date for availability.  This page may have changed since your last visit.  Please refresh to see current info (F5 on your keyboard).

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