Arizona
(L-37) Plumbing
(Commercial)

Apply for the License

Arizona Registrar of Contractors
800 W. Washington Street, 6th floor
Phoenix, AZ 85007
Phone: (602) 542-1525, (800) 271-9286
www.azroc.gov

Exam Administrator

Prometric
Attn: Arizona Contractors
1260 Energy Lane
St. Paul, MN 55108
Phone: (800) 899-4089, Fax: (800) 347-9242
Candidate Web Site for Arizona

Exam Type

CLOSED BOOK

Exam Content

Subject Areas	% of Questions
General Knowledge	10
Drains, Waste and Sanitary Vents	20
Water Supply Systems	18
Fuel Gas Systems	12
Specialty Plumbing Systems	10
Plumbing Fixtures	5
Fire Sprinklers	5
Roof Drain Piping	5
Steam and Hot Water Heating	5
Septic Tank Systems	5
Trenching and Excavation	3
Fuel Gas Systems	12
Safety	2

Total Number of Test Questions:	90
Time Allowed (hours)	4.0
Passing percentage	70%

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

Part of this exam requires knowledge of business management principles. We offer those study materials on a separate Arizona Business Management web page.

Reference Books NOT Permitted in the Exam

1.	State of Arizona OSHA, Safety and Health Standards for the Construction Industry, 29 CFR Part 1926, 2007, Industrial Commission of Arizona.
2.	International Fuel Gas Code, 2006.
3.	International Mechanical Code, 2006.
4.	Mathematics for Plumbers and Pipefitters, 7th Edition, 2008, Lee Smith, Bartholomew D'Arcangelo, Benedict D'Arcangelo, J. Russell Guest.
5.	Modern Hydronic Heating for Residential and Light Commercial Buildings, 2nd Edition, 2004.
6.	NFPA 13: Installation of Sprinkler Systems, 2007.
7.	On-site Wastewater Treatment Facility Provisions in Unified Water Quality Permit Rule, Arizona Administrative Code Title 18, Chapter 9, 2006, Arizona Department of Environmental Quality.
8.	Plumbing Design and Installation, 3rd Edition, 2006, Les Ripka, ATP.
9.	Turf Irrigation Manual, Fifth Edition, 1994, Richard B. Choate, James A. Watkins, Irrigation Association.
10.	Uniform Plumbing Code, 2006, International Association of Plumbing and Mechanical Officials.

Recommended Study Materials

Arizona • (L-37) Plumbing

Product Name	Price
Comprehensive Tutorial
Plumbing Math Tutorial
Practice Tests ( 3 )
When you order the products above, they will be sent to you by e-mail (see FAQs for delivery times). If you prefer the files can be burned on to a CD-ROM disc and sent by USPS mail, you must notify us within 3 days of ordering using the form on our "Contact Us" page.

Recommended DVD Study Courses
DVD Title	Price
2003 International Mechanical Code
2003 International Fuel Gas Code
Sanitary Drainage and Venting
OSHA

Money-Saving Deals
Includes all Tutorial(s) and Practice Tests listed above	Includes Tutorial(s), Practice Tests, and each DVD Study Course listed above