(P-1) Unlimited Plumbing Contractor
Apply for the License
Plumbing & Pipefitting Work Licensing Unit
450 Columbus Blvd, Suite 801
Hartford, CT 06103
PSI Licensure: Certification
3210 E. Tropicana
Las Vegas, NV 89121
Phone: (800) 733-9267
|Subject Areas||# of|
|General Plumbing Regulations||4|
|Fixtures and Equipment||5|
|Piping, Valves, Controls||3|
|Hangers and Supports||3|
|Drain, Waste, and Vent||14|
|Traps and Interceptors||4|
|Joints and Connections||3|
|Safety and Excavation||6|
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
International Plumbing Code [or] International Plumbing Code Commentary, 2012 or 2015, ICC
NFPA 54: National Fuel Gas Code [or] National Fuel Gas Code Handbook, 2012, NFPA
NFPA 58: Liquefied Petroleum Gas Code, 2014, NFPA
Code of Federal Regulations, 29 CFR Part 1926 (OSHA), GPO [or] (OSHA) Selections by PSI
Water Processing - Residential, Commercial, Light‑Industrial, 3rd Edition, Water Quality Association
Standard for Fire and Explosion Prevention During Cleaning and Purging of Flammable Gas Piping Systems, 2017, NFPA
Books NOT Allowed in the Exam
Mathematics for Plumbers and Pipefitters, 8th Edition, Lee Smith
Plumbing Design and Installation, 4th Edition, 2011, Les Ripka, ATP
Available Study Materials
NFPA Fire & Gas Standard
$44.95 — $54.95
Sample questions are sourced from the NFPA book title(s) highlighted (in light green) above.
Pricing is based on the number of questions contained in the individual files and the book titles you choose.
A 15% discount applies when ordering TWO (2) OR MORE BOOK TITLES.
PSI OSHA Selections
Sample questions are based on the PSI publication titled "29 CFR PART 1926 Selections, as of June 2013".
This file contains 796 sample questions.