Arizona Plumbing License- Residential (C-37R)

This exam is required to be passed to obtain your State license. We stock all reference books in our online store. Shipping is always fast and affordable.

Arizona Plumbing License- Residential (C-37R)
Steps to Success

1. Purchase Books and other references.
2. Schedule and pass your state exams.
3. Submit your application, licensing fee, and proof of insurance to the State.

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About This License

Installation and repair of water and gas piping systems, fire protection systems, and sewage treatment systems. Included are all fixtures, vents, and devices common to the industry, as well as solar applications. This scope includes all C-37R sub-classifications.

Requirements to Obtaining your License

  • Anyone seeking to become a contractor in Arizona is required to sit for two exams, business and law and the trade.
  • Workers Compensation is required

Must carry a Bond (Commercial)

  • If your Estimated Annual Volume (Per License Category) is less than $150,000 your current bond will need to be $2,500
  • If your Estimated Annual Volume (Per License Category) is $150,000 or more but less than $500,000 your bond as of July 1st 2014 will be $7,000
  • If your Estimated Annual Volume (Per License Category) is $500,000 or more  but less than $1,000,000 your bond as of July 1st 2014 will be $17,500
  • If your Estimated Annual Volume (Per License Category) is $1,000,000 or more but less than $5,000,000 your bond as of July 1st 2014 will be $25,000
  • If your Estimated Annual Volume (Per License Category) is $5,000,000 or more but less than $1,000,000 your bond as of July 1st 2014 will be $37,500

Must carry a Bond (Residential)

  • If your Estimated Annual Volume (Per License Category) is less than $100,000 your bond as of July 1st 2014 will be $4,250
  • If your Estimated Annual Volume (Per License Category) is $100,000 or more but less than $375,000 your bond as of July 1st 2014 will be $4,250
  • If your Estimated Annual Volume (Per License Category) is $375,000 or more your bond as of July 1st 2014 will be $25,000

Exam Review, Training, Education

We do not offer training for this license at this time, please check later as we add more content.

Books and References for the Exam

The following references are permitted to be taken into the examination. These references may be tabbed (with a permanent index tab) and highlighted.

  • 2012 International Fuel Gas Code
  • 2012 International Mechanical Code
  • 2012 International Plumbing Code
  • OSHA 1926
  • NFPA 13D, 2007
  • NFPA 13R, 2007
  • On Site Wastewater Treatment Facility Provisions in Unified Water Quality Permit Rule, Arizona Administrative Code Title 18
  • NFPA 13 - Installation of Sprinkler Systems, 2010

The following reference material is NOT allowed in the examination center:

  • Mathematics for Plumbers and Pipefitters
  • IPT’s Pipe Trades Handbook
  • Boiler Operator’s Guide
  • Arizona 811: Arizona Blue Stake
  • Modern Hydronic Heating for Residential and Light Commercial Buildings

Exam Details

  • The testing company is PSI (1-800-733-9267)
  • 100 questions and 4 hour time limit
  • 70% is required to pass the exam
  • Topics on the exam include drainage waste and vents, indirect waste, water supply systems, backflow prevention, roof drains and storm drainage systems, plumbing fixtures, isometric analysis, fuel gas, septic sewer, hydronics, fire sprinklers and excavation.

Continuing Education

None

Applying to Get Your License

An application for licensure can be obtained from the Arizona Registrar office at www.azroc.gov or by calling 1-602-542-1525. The Licensing and Application fee for Commercial is $580 and Residential $720.

If you need assistance with the application process, @ Home Prep- a division of Stautzenberger College can help you by saving you time and money. With our years of experience, we can quickly and accurately submit your application to your state.

Reciprocity Agreement

None