Licensing Exams by Trade Name

Connecticut
(P-1) Unlimited Plumbing Contractor

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Connecticut DCP
Plumbing & Pipefitting Work Licensing Unit

450 Columbus Blvd, Suite 801
Hartford, CT  06103
(860) 713-6135
Exam Provider
PSI Services LLC
3210 E. Tropicana
Las Vegas, NV  89121
Phone:  (855) 746-8171
Exam Type
OPEN  BOOK
Exam Content
Subject Areas# of
Questions
General Plumbing Regulations4
Gas Systems9
Cleanouts4
Fixtures & Equipment5
Water Heaters2
Piping, Valves, Controls3
Water Supply6
Hangers & Supports3
Drain, Waste, & Vent14
Backflow3
Traps & Interceptors4
Developed Length2
Isometric Analysis9
Joints & Connections3
Safety & Excavation6
Water Treatment3
Total number of test questions:
80
Time allowed (hours):
3.0

In addition to the trade-specific examination, you are required to pass the Connecticut Business & Law Exam offered by PSI.

Books Allowed in the Exam
1.
International Plumbing Code, 2015, 2018 or 2021, ICC
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2.
NFPA 54: National Fuel Gas Code [or] National Fuel Gas Code Handbook, 2012, NFPA
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3.
NFPA 58: Liquefied Petroleum Gas Code, 2014, NFPA
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4.
CFR Title 29, Part 1926 Selections (OSHA), 2013, PSI
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5.
Water Processing - Residential, Commercial, Light‑Industrial, 3rd Edition, Water Quality Association
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6.
NFPA 56: Standard for Fire and Explosion Prevention During Cleaning and Purging of Flammable Gas Piping Systems, 2017, NFPA
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Books NOT Allowed in the Exam
1.
Mathematics for Plumbers and Pipefitters, 8th Edition, 2012, Lee Smith
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2.
Plumbing Design and Installation, 4th Edition, 2011, Les Ripka, ATP
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Available Study Materials
This study guide only covers the OSHA portion of the PSI exam.
PSI OSHA Selections, 2013
Study Guide
$49.95
We advise that you NOT purchase the PSI published book shown in the exam bulletin.  We recommend a better, up-to-date allternative on our Study Guides purchase page linked below.

The button below will take you to the details about our 800 question Study Guides and provide you with a FREE "Reference Navigator" document that allows you to more accutately decide which sections of the federal code applies to your exam.  PSI does not provide this information.
Go to OSHA Guide buy page
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