100+ Free AZ HVAC Practice Questions

Pass your Arizona HVAC Contractor License (ROC R-39/C-39/CR-39) exam on the first try — instant access, no signup required.

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100+ Questions

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2026 Statistics

Key Facts: AZ HVAC Exam

$66+$54

Total Exam Fees

AZ ROC

70%

Passing Score

AZ ROC

4 years

Experience Required

AZ ROC

$4,250+

Surety Bond (Residential)

AZ ROC

3 Types

License Classifications

AZ ROC

100 Q

Practice Questions Available

OpenExamPrep

About the AZ HVAC Exam

The Arizona HVAC contractor exam covers trade knowledge for air conditioning and refrigeration systems and the AZ Statutes and Rules Training Course and Exam. License classifications include R-39 (residential), C-39 (commercial), and CR-39 (dual). Four years of experience are required.

Questions

80 scored questions

Time Limit

4 hours

Passing Score

70%

Exam Fee

$66 (trade exam) + $54 (AZ Statutes & Rules) (Arizona Registrar of Contractors (ROC))

AZ HVAC Exam Content Outline

25%

AZ Statutes & Regulations

ROC licensing, contractor classifications R-39/C-39/CR-39, bond requirements, and Arizona contractor law

25%

Air Conditioning & Refrigeration

Cooling system design, refrigerant handling, load calculations for Arizona's desert climate, and equipment selection

20%

Mechanical Codes & Installation

International Mechanical Code, ductwork design, piping, electrical connections, and energy code compliance

15%

Safety & EPA Regulations

OSHA heat illness prevention, EPA Section 608, fall protection, and electrical safety

15%

Business Management

ROC bonding, insurance, contracts, customer complaints process, and Arizona business law

How to Pass the AZ HVAC Exam

What You Need to Know

Passing score: 70%
Exam length: 80 questions
Time limit: 4 hours
Exam fee: $66 (trade exam) + $54 (AZ Statutes & Rules)

Keys to Passing

Complete 500+ practice questions
Score 80%+ consistently before scheduling
Focus on highest-weighted sections
Use our AI tutor for tough concepts

AZ HVAC Study Tips from Top Performers

1Focus on Arizona-specific ROC regulations including license classifications (R-39, C-39, CR-39), bond requirements, and the complaint resolution process

2Master cooling load calculations for Arizona's extreme desert climate with 110°F+ design temperatures and very low humidity

3Study OSHA heat illness prevention standards — Arizona's extreme heat makes this a critical safety topic for outdoor HVAC work

4Understand the differences between residential (R-39) and commercial (C-39) scope of work and when a dual license (CR-39) is needed

5Review energy efficiency requirements including SEER2 minimums for Arizona's Southwest climate region

Frequently Asked Questions

What are the Arizona HVAC license classifications?

Arizona offers three main HVAC license types: R-39 (residential), C-39 (commercial), and CR-39 (residential and commercial dual). Each requires passing the trade exam and the AZ Statutes and Rules course.

How much experience do I need for an Arizona HVAC license?

You need at least 4 years of practical HVAC experience. Up to 2 years can come from a formal apprenticeship program, with the remaining years in hands-on installation, maintenance, or repair work.

What bond is required for Arizona HVAC contractors?

Bond amounts vary based on license type and projected annual revenue. Residential contractors need $4,250-$7,500, while commercial contractors need $2,500-$50,000.

How much does the Arizona HVAC contractor license cost?

The trade exam is $66 (PSI), the Statutes and Rules course/exam is $54 (GMetrix), and the license fee is $580 (C-39) or $720 (R-39). Total initial costs range from $700-$840 plus bond premium.

Does Arizona require continuing education for HVAC contractors?

Arizona does not require continuing education for license renewal, but contractors must complete the Statutes and Rules Training update if regulations change significantly.