Arizona Boilers, Steamfitting, and Process Piping (C-4) Contractor License

The Arizona Boilers, Steamfitting, and Process Piping (C-4) Contractor License allows you to do the following work:

  • Steam and hot water systems and boilers
  • Chimney connections
  • Flues, refractories, burners, piping, fittings, valves
  • Thermal insulation
  • Fuel and water lines from source of supply to boilers
  • Specialty piping
  • Pneumatic and electrical controls
  • New electrical circuit may be added (if needed) to existing panels or subpanels

How to get the Boilers, Steamfitting, and Process Piping (C-4) contractor’s license in Arizona?

  1. Identifying a Qualifying Party - A sole proprietorship (individual), a partnership, limited liability company, or a corporation may apply for a Boilers, Steamfitting, and Process Piping (C-4) contractor's license if they have a regularly employed person with the necessary experience, knowledge, and skills who serves as the qualifying party. All persons listed on the application must be 18 years of age or older.
  2. Experience Requirements - The license classifications requirements must be met or exceeded when applying for an Arizona Boilers, Steamfitting, and Process Piping (C-4) contractor license. This license requires a minimum of 4 Years in the trade.
  3. Examination Requirements - The applicant must pass the SRE and Boilers, Steamfitting, and Process Piping (C-4) trade exam. The minimum passing score is 70%. Once completed, the results must be submitted to the ROC.
  4. Background Checks - The applicant and qualifying party must submit copies of the payment transaction receipt from their background checks.
  5. Form a Legal Entity - Partnerships must register with the Arizona Secretary of State. LLC’s and corporations are required to register with the Arizona Corporation Commission.
  6. Bond - The applicant must obtain and submit proof of a license bond. They must also include all required fees and assessments with the license application. The required bond amounts are as follows:
    Gross Volume | Bond Amount
    $150,000 or less | $2,500
    In excess of $150,000 but not more than $500,000 | $7,000
    In excess of $500,000 but not more than one million | $17,500
    In excess of one million but not more than five million | $25,000
    In excess of five million but not more than ten million | $37,500
    Over ten million | $50,000
    The bond can be obtained from an Arizona-Licensed Surety Products Provider.
  7. Identification Forms - Both the Applicant and the Qualifying Party must submit a copy of their government-issued identification with the application. Driver Licenses and passports are acceptable forms of identification.
  8. Submit Application - Complete and submit a License Application Form to the Registrar by going to their physical location or by mailing the application to the Registrar of Contractors.

Arizona Boilers, Steamfitting, and Process Piping (C-4) Contractor License Exam Prep Course

  • Login credentials emailed upon enrollment

    Unlimited access (no time limits)

    Lecture videos

    Practice questions

    Key concepts

    Step-by-step solutions to math problems

    $525.00
    $525.00

Before getting your Arizona Boilers, Steamfitting, and Process Piping (C-4) Contractor License you will need to complete the Arizona Statutes and Rules Training Course and Exam (SRE).

Arizona Boilers, Steamfitting, and Process Piping (C-4) Contractor License Exam

Below is all the information related to the exam including the content outline and the official reference list.

  • Optional: No
  • Testing Method: Computer-based testing
  • Testing Company: PSI©
  • Number of Questions: 50
  • Time Allowed: 120 Minutes
  • Minimum Passing Score: 70%
  • Subjects Involved (number of questions):
    • Boilers (10)
    • Steam and Hot Water Piping (6)
    • Gas Piping (6)
    • Burners (5)
    • Controls (5)
    • Flues and Vents (4)
    • Sizing and Estimating (4)
    • Testing and Inspection (4)
    • Process Piping (6)
  • PSI© Boilers, Steamfitting, and Process Piping (C-4) Official Content Outline

Arizona Boilers, Steamfitting, and Process Piping (C-4) Contractor Book Set

This set of books includes all required references for the Boilers, Steamfitting, and Process Piping (C-4) exam. Orders placed before 2 PM are shipped the same day via UPS and a tracking number is emailed before 3 PM.

  • ARIZONA BOILERS, STEAMFITTING, AND PROCESS PIPING (C-4) - BOOK SET WITHOUT TABS INCLUDES ALL BOOKS FOR TRADE AND BUSINESS EXAMS

    Sales price: $439.32
  • ARIZONA BOILERS, STEAMFITTING, AND PROCESS PIPING (C-4) - BOOK SET WITH TABS INCLUDES ALL BOOKS FOR TRADE AND BUSINESS EXAMS

    Sales price: $499.32

Arizona Boilers, Steamfitting, and Process Piping (C-4) Contractor Exam Books

Books Allowed in Testing

Books Not Allowed in Testing