Construction Trade Exam Research Area

R-37 Plumbing, including Solar

Apply for the License

Arizona Registrar of Contractors
1700 W Washington St, Suite 105
Phoenix, AZ 85007
Phone: (602) 542-1525
Licensing Link

Exam Administrator

PSI Services, LLC
3210 E. Tropicana
Las Vegas, NV 89121
Phone: (800) 733-9267
Examination Link

Exam Type


Exam Content

Subject Areas# of
Drainage Waste and Vents 16
Indirect Waste 4
Water Supply Systems 13
Backflow Prevention 5
Roof Drains and Storm Drainage Systems 5
Plumbing Fixtures (including
water heaters and Accessibility
General Knowledge and General Regulations 10
Specialty Plumbing, Interceptors, and Traps 5
Isometric Analysis 5
Fuel Gas 10
Septic and Sewer 10
Fire Sprinklers 5
Excavation 5

Total number of test questions: 100
Time allowed (minutes): 240

Solar Portion # of
Pool Systems 1
Estimating and Sizing 2
Collectors 3
Controls 3
Open and Closed Loop Systems 5
Pipes and Materials 5
System Designs 5
Pumps and Storage Systems 6

Total number of test questions: 30
Time allowed (minutes): 75

The state of Arizona also requires that you take and pass a written Business Management exam for this trade

Go to Business and Law Offering

Books Permitted in the Exam

1. Code of Federal Regulations - 29 CFR Part 1926 (OSHA), latest amendments - OR - (OSHA) Excerpts latest amendments by PSI. Buy from Publisher
2. International Fuel Gas Code, 2009, ICC Buy at Amazon
3. International Mechanical Code, 2009, ICC Buy at Amazon
4. International Plumbing Code, 2009, ICC Buy at Amazon
5. NFPA 13: Standard for the Installation of Sprinkler Systems, 2007, NFPA Buy at Amazon
6. NFPA 13D: Standard for the Installation of Sprinkler Systems in One- and Two-Family Dwellings and Manufactured Homes, 2007, NFPA Buy at Amazon
7. NFPA 13R: Standard for the Installation of Sprinkler Systems for Residential Occupancies Up To and Including Four Stories in Height, 2007, NFPA Buy at Amazon
8. On-site Wastewater Treatment Facility Provisions in Unified Water Quality Permit Rule, Arizona Administrative Code Title 18, Chapter 9, Arizona DEQ Web Page Link


Books NOT Permitted in the Exam

1. Mathematics for Plumbers and Pipefitters, 7th Edition, Lee Smith. Buy at Amazon
2. IPT's Pipe Trades Handbook, 1991, Robert A. Lee, IPT Publishing and Training Buy at Amazon
3. Boiler Operator's Guide, 4th Edition, 1997, Anthony L Kohan. Buy at Amazon
4. Arizona 811 - Excavator Guide, Arizona Blue Stake. PDF File Link
5. Modern Hydronic Heating for Residential and Light Commercial Buildings, 2nd Edition, 2004, John Siegenthaler. Buy at Amazon
6. Solar Water and Pool Heating Manual, 2006, (Revises 1997), Florida Solar Energy Center Buy at Amazon
Study materials are currently NOT available for this exam

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