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Commercial/KB Dual

The Arizona B-1 (General Commercial), B-2 (General Small Commercial), KB-1 (Dual Building), and KB-2 (Dual Residential and Small Commercial) contractor licenses all use the same exam.

Click here to see other Arizona licenses

Product Combos

There are two combos: Regular and Pre-Highlighted. The only difference is that the Pre-Highlighted combo comes with books that are already highlighted and tabbed for you. If you get the regular combo, you still get all of the books and tabs, but you will highlight yourself. The course includes highlighting guides for each book.

What's the difference between Regular and Pre-highlighted?

Regular Combo

Combos include

  • All of the textbooks for the exam
  • Pre-printed book tabs for all of the books
  • Online Course:
    • Highlighting Guides
    • Audio tracks
    • Digital Study Guides
    • Quizzes for each book
    • Book lookup exercises
    • Unlimited practice exams
    • Unlimited tutoring
    • And more!

Pre-Highlighted Combo

Other Products

Course Only

Bookset Only

Tabset Only

Individual Books

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Steps to Obtain Your Contractor License

Step 1
Submit Your Application

Submit your Arizona B-1 Commercial, B-2 Small Commercial and KB-1 & 2 Application.

Submit Application
Step 2
Purchase Your Exam Prep Course

Buy the Arizona B-1 Commercial, B-2 Small Commercial and KB-1 & 2 Prep Course.

Purchase
Step 3
Study for the Exam

Prepare for the Arizona B-1 Commercial, B-2 Small Commercial and KB-1 & 2 Exam

Study
Step 4
Schedule & Pass the Exam

Schedule your exam through PSI Exams and pass the Trades exam.

Pass Exam

Arizona B-1 Commercial, B-2 Small Commercial and KB-1 & 2 State Requirements & Application

  • Must have verifiable experience in the applicable trade classification.
  • Must be 18 years of age or older.
  • Must demonstrate financial responsibility and meet minimum bonding requirements. Applicants may need to submit a bond or other proof of financial stability.
  • Must provide evidence of Workers' Compensation insurance as required by Arizona law.
Board Contact Information:

Arizona Registrar of Contractors
1700 W. Washington Street, Suite 105
Phoenix, AZ 85007

Phone:(602) 542-1525 Hours: Monday - Friday 8:00am - 5:00pm
Website: Arizona Registrar of Contractors

Fees: The application fee varies based on the classification and bond requirements.

Arizona B-1 Commercial, B-2 Small Commercial and KB-1 & 2 Test Information

Test Information:
This open book test covers various trade topics.
# of Questions Minimum Passing Score Time Allowed
100 70% 240 Minutes

Content Outline

Subject Area # of Items
Sitework 17
Concrete 17
Masonry 8
Metal Framing 6
Carpentry 17
Thermal and Moisture Protection 12
Doors and Windows 10
Finishes 8
Safety 5

Arizona B-1 Commercial, B-2 Small Commercial and KB-1 & 2 Reciprocity

Arizona has limited reciprocity agreements with other states. Check with the Arizona Registrar of Contractors for specific details and requirements.

Arizona B-1 Commercial, B-2 Small Commercial and KB-1 & 2 Permitted Work

Contractors with these classifications are permitted to perform construction, remodeling, and repair work as outlined under Arizona licensing regulations.

B-1 and B-2 Contractors can perform only Commercial Work.

KB-1 and KB-2 License are Dual Contracting License that permit both Residential and Commercial Building.

KB-1 is for Full Commercial and Residential. KB-2 is Residential and Small Commercial

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