Arizona Plumbing Residential / Commercial Contractor (CR-37) Books Allowed into Exam Package

The Arizona Plumbing Residential / Commercial Contractor (CR-37) Books Allowed into Exam Package from 1 Exam Prep is specifically designed for contractors preparing for the Arizona Plumbing Residential / Commercial Contractor (CR-37) licensing exam. This package includes the official references allowed inside the testing center and provides the essential knowledge needed for residential and commercial plumbing systems, fuel gas installations, mechanical system integration, fire sprinkler requirements, wastewater regulations, and OSHA safety compliance.

Whether you work in residential plumbing, commercial plumbing installations, fuel gas piping, water supply systems, drainage and venting systems, fire sprinkler coordination, wastewater system applications, or large-scale residential and commercial construction projects, this package helps you prepare for Arizona’s open-book exam format while strengthening your understanding of industry-standard plumbing and safety requirements.

Because the Arizona CR-37 exam is an open-book exam, success depends heavily on your ability to efficiently navigate technical references and quickly locate important information during the exam. This package helps you become familiar with the approved reference materials so you can improve speed, efficiency, and confidence on test day.

📚 Books Included – Allowed in the Exam

Code of Federal Regulations – 29 CFR Part 1926 (OSHA)

International Fuel Gas Code (IFGC), 2018 Edition

International Mechanical Code (IMC), 2018 Edition

International Plumbing Code (IPC), 2018 Edition

NFPA 13: Installation of Sprinkler Systems, 2019 Edition

NFPA 13D: Installation of Sprinkler Systems in One- and Two-Family Dwellings and Manufactured Homes, 2019 Edition

NFPA 13R: Sprinkler Systems for Residential Occupancies up to and Including Four Stories in Height, 2019 Edition

On-site Wastewater Treatment Facility Provisions in Unified Water Quality Permit Rule, Arizona Administrative Code Title 18, Chapter 9, 2006

These are the official references permitted inside the Arizona testing center for the Plumbing Residential / Commercial Contractor (CR-37) exam.

The OSHA 29 CFR Part 1926 regulations provide comprehensive safety standards related to construction site operations, trenching and excavation safety, confined space procedures, employee protection requirements, equipment operation, and OSHA compliance procedures.

The International Fuel Gas Code (IFGC), 2018 Edition establishes standards related to fuel gas piping systems, combustion air requirements, venting systems, gas appliance installations, and fuel gas safety practices.

The International Mechanical Code (IMC), 2018 Edition provides standards related to mechanical systems, ventilation requirements, piping coordination, equipment installation, and mechanical code compliance.

The International Plumbing Code (IPC), 2018 Edition establishes standards related to residential and commercial plumbing systems, water supply systems, sanitary drainage systems, venting requirements, storm drainage, plumbing fixtures, and code-compliant plumbing installations.

NFPA 13, NFPA 13D, and NFPA 13R establish comprehensive standards related to the design, installation, inspection, and maintenance of fire sprinkler systems for commercial and residential occupancies.

The Arizona Administrative Code Title 18, Chapter 9 provides regulations related to on-site wastewater treatment facilities, septic systems, wastewater permitting, environmental compliance, and public health protection standards.

Key topics include:

Residential and commercial plumbing systems
Water supply and drainage installations
Fuel gas piping and appliance systems
Mechanical and ventilation coordination
Fire sprinkler system standards
Wastewater treatment regulations
Storm drainage systems
Inspection and compliance procedures
Construction materials and methods
OSHA construction safety regulations
Residential and commercial plumbing code compliance

🔧 What This Package Does for You

Built for Arizona’s Open-Book Exam Format

The Arizona Plumbing Residential / Commercial Contractor (CR-37) exam is designed to test your ability to efficiently navigate technical references and quickly locate important information—not simply memorize plumbing codes and safety regulations.

This package helps you:

Become familiar with the structure of the approved references
Learn how to quickly locate answers
Improve speed and efficiency during testing
Build confidence using the actual exam-approved materials

Strengthens Plumbing & Fire Protection Knowledge

Develop a strong understanding of:

Residential and commercial plumbing installation standards
Water supply and sanitary drainage systems
Fuel gas and mechanical system integration
Fire sprinkler installation standards
Wastewater treatment regulations
Commercial and residential plumbing code compliance
OSHA safety standards for plumbing construction

Industry-Relevant & Practical

The included OSHA, IFGC, IMC, IPC, NFPA, and Arizona wastewater references are not only valuable for exam preparation, but also serve as practical field resources for contractors working on residential and commercial plumbing, fuel gas, and fire protection projects throughout Arizona.

🎯 Why This Package Works

Includes the Exact Books Allowed in the Arizona Exam

Study directly from the official references permitted inside the testing center.

Designed for Faster Code Navigation

Helps improve your ability to quickly locate technical information under exam conditions.

Supports Both Exam Success & Field Application

Strengthens your understanding of plumbing systems, fire protection standards, wastewater regulations, fuel gas requirements, and code compliance used in real-world residential and commercial projects.

Focused & Efficient

Provides the exact core references needed for Arizona CR-37 exam preparation without unnecessary materials.

🚀 Who This Package Is For

Contractors preparing for the Arizona Plumbing Residential / Commercial Contractor (CR-37) License

Residential and commercial plumbing contractors

Fuel gas piping installers

Mechanical and plumbing system professionals

Fire sprinkler coordination specialists

Wastewater and utility system contractors

Contractors seeking to improve open-book exam efficiency

🚀 Why Choose 1 Exam Prep

At 1 Exam Prep, we specialize in helping contractors pass licensing exams and build successful businesses in the construction industry. Our exam packages are designed around:

Actual Arizona licensing requirements

Real-world construction knowledge

Open-book exam navigation strategies

Industry-standard code references

Proven contractor-focused learning systems

We help contractors prepare not only to pass the exam, but also to perform successfully in the field after licensure.

💡 Important Exam Insight

The Arizona Plumbing Residential / Commercial Contractor (CR-37) Exam is an open-book exam, meaning approved reference materials may be brought into the testing center.

However, successful candidates understand that passing is not about memorizing every plumbing or fire protection code—it’s about knowing how to efficiently navigate the references under time pressure. Becoming familiar with the organization and layout of OSHA 29 CFR Part 1926, the International Fuel Gas Code, International Mechanical Code, International Plumbing Code, NFPA sprinkler standards, and Arizona wastewater regulations can significantly improve exam performance.