1
Az ROC Trade Exam B-3 License Actual Exam
2026/2027 | Arizona Registrar of Contractors
Commercial Building | Fully Solved & Verified |
Pass Guaranteed - A+ Graded
Section 1: Building Codes and Regulations
Questions 1-15
Question 1
According to the Arizona State Building Code, which edition of the International Building Code
(IBC) is currently adopted as the base code for commercial construction?
A. 2015 IBC
B. 2018 IBC **[CORRECT]**
C. 2021 IBC
D. 2024 IBC
Correct Answer: B
Rationale: Arizona has adopted the 2018 International Building Code (IBC) as the base code for
commercial construction, with state-specific amendments. While some jurisdictions may have
local amendments, the 2018 IBC is the current statewide baseline. Options A, C, and D are not
the current adopted version.
Question 2
Under Arizona law, how long must a contractor retain records related to a construction project
after completion?
A. 1 year
B. 3 years
C. 4 years **[CORRECT]**
D. 7 years
Correct Answer: C
,2
Rationale: Arizona contractors are required to maintain project records for at least 4 years after
project completion. This includes contracts, change orders, invoices, and lien waivers. Options A
and B are insufficient. Option D exceeds the requirement.
Question 3
Which of the following requires a permit under Arizona building codes?
A. Painting existing walls
B. Replacing faucets with like kind
C. Adding a new electrical circuit **[CORRECT]**
D. Replacing roofing shingles with same material
Correct Answer: C
Rationale: Adding a new electrical circuit requires a permit as it involves new electrical work.
Painting (A) is cosmetic maintenance. Replacing faucets (B) is a like-kind replacement that
typically does not require permit. Replacing roofing with same material (D) may be exempt in
some jurisdictions but often requires permit depending on scope.
Question 4
What is the maximum fine the Arizona Registrar of Contractors can impose for a violation of
contractor license law?
A. $1,000
B. $5,000 **[CORRECT]**
C. $10,000
D. $25,000
Correct Answer: B
Rationale: The Arizona ROC can impose fines up to $5,000 per violation of contractor license
law. More serious violations may result in license suspension or revocation in addition to fines.
Options A, C, and D are incorrect.
Question 5
Under Arizona's lien laws, how many days does a subcontractor have to file a mechanics lien
after completing work?
A. 60 days
B. 90 days
,3
C. 120 days **[CORRECT]**
D. 180 days
Correct Answer: C
Rationale: Subcontractors and suppliers have 120 days from the date of last furnishing labor or
materials to file a mechanics lien in Arizona. General contractors have different timelines.
Options A, B, and D are incorrect.
Question 6
Under the Arizona Residential Landlord and Tenant Act (applicable to commercial buildings
under common law principles), how much notice must a contractor give to terminate a month-to-
month contract for services?
A. 5 days
B. 10 days
C. 30 days **[CORRECT]**
D. 60 days
Correct Answer: C
Rationale: While the specific question applies to landlord-tenant law, commercial service
contracts in Arizona typically require 30 days notice for termination unless otherwise specified.
This reflects standard commercial practice in Arizona. Options A and B are insufficient. Option
D exceeds typical requirements.
Question 7
Which Arizona agency is responsible for enforcing the Americans with Disabilities Act (ADA)
compliance in commercial buildings?
A. Arizona Department of Health Services
B. Arizona Registrar of Contractors
C. Arizona Department of Administration, State ADA Coordinator **[CORRECT]**
D. Arizona Department of Transportation
Correct Answer: C
Rationale: The Arizona Department of Administration houses the State ADA Coordinator
responsible for ADA compliance in state and commercial buildings. While contractors must
build to ADA standards, enforcement and coordination flow through this office. Options A, B,
and D have different primary responsibilities.
, 4
Question 8
What is the required minimum general liability insurance coverage for a commercial B-3
contractor in Arizona?
A. $100,000
B. $200,000 **[CORRECT]**
C. $500,000
D. $1,000,000
Correct Answer: B
Rationale: Arizona requires commercial contractors to carry minimum general liability insurance
of $200,000. Many contractors carry higher limits for protection, but $200,000 is the ROC
minimum requirement. Options A is below requirement. Options C and D are common but not
minimum.
Question 9
Under Arizona's energy code (based on IECC), what is the maximum allowable air leakage rate
for commercial building envelopes?
A. 0.15 cfm/sf at 75 Pa
B. 0.25 cfm/sf at 75 Pa
C. 0.40 cfm/sf at 75 Pa **[CORRECT]**
D. 0.60 cfm/sf at 75 Pa
Correct Answer: C
Rationale: The 2018 IECC (adopted by Arizona) allows maximum 0.40 cfm per square foot of
envelope area at 75 Pascals pressure differential for commercial buildings. Options A and B are
more stringent voluntary standards. Option D exceeds allowable leakage.
Question 10
Which of the following is a specific Arizona amendment to the IBC regarding seismic design?
A. Arizona requires seismic design for all buildings regardless of location
B. Arizona exempts certain low seismicity areas from specific detailing requirements
**[CORRECT]**
C. Arizona requires base isolation for all commercial buildings
D. Arizona prohibits masonry construction in seismic zones
Az ROC Trade Exam B-3 License Actual Exam
2026/2027 | Arizona Registrar of Contractors
Commercial Building | Fully Solved & Verified |
Pass Guaranteed - A+ Graded
Section 1: Building Codes and Regulations
Questions 1-15
Question 1
According to the Arizona State Building Code, which edition of the International Building Code
(IBC) is currently adopted as the base code for commercial construction?
A. 2015 IBC
B. 2018 IBC **[CORRECT]**
C. 2021 IBC
D. 2024 IBC
Correct Answer: B
Rationale: Arizona has adopted the 2018 International Building Code (IBC) as the base code for
commercial construction, with state-specific amendments. While some jurisdictions may have
local amendments, the 2018 IBC is the current statewide baseline. Options A, C, and D are not
the current adopted version.
Question 2
Under Arizona law, how long must a contractor retain records related to a construction project
after completion?
A. 1 year
B. 3 years
C. 4 years **[CORRECT]**
D. 7 years
Correct Answer: C
,2
Rationale: Arizona contractors are required to maintain project records for at least 4 years after
project completion. This includes contracts, change orders, invoices, and lien waivers. Options A
and B are insufficient. Option D exceeds the requirement.
Question 3
Which of the following requires a permit under Arizona building codes?
A. Painting existing walls
B. Replacing faucets with like kind
C. Adding a new electrical circuit **[CORRECT]**
D. Replacing roofing shingles with same material
Correct Answer: C
Rationale: Adding a new electrical circuit requires a permit as it involves new electrical work.
Painting (A) is cosmetic maintenance. Replacing faucets (B) is a like-kind replacement that
typically does not require permit. Replacing roofing with same material (D) may be exempt in
some jurisdictions but often requires permit depending on scope.
Question 4
What is the maximum fine the Arizona Registrar of Contractors can impose for a violation of
contractor license law?
A. $1,000
B. $5,000 **[CORRECT]**
C. $10,000
D. $25,000
Correct Answer: B
Rationale: The Arizona ROC can impose fines up to $5,000 per violation of contractor license
law. More serious violations may result in license suspension or revocation in addition to fines.
Options A, C, and D are incorrect.
Question 5
Under Arizona's lien laws, how many days does a subcontractor have to file a mechanics lien
after completing work?
A. 60 days
B. 90 days
,3
C. 120 days **[CORRECT]**
D. 180 days
Correct Answer: C
Rationale: Subcontractors and suppliers have 120 days from the date of last furnishing labor or
materials to file a mechanics lien in Arizona. General contractors have different timelines.
Options A, B, and D are incorrect.
Question 6
Under the Arizona Residential Landlord and Tenant Act (applicable to commercial buildings
under common law principles), how much notice must a contractor give to terminate a month-to-
month contract for services?
A. 5 days
B. 10 days
C. 30 days **[CORRECT]**
D. 60 days
Correct Answer: C
Rationale: While the specific question applies to landlord-tenant law, commercial service
contracts in Arizona typically require 30 days notice for termination unless otherwise specified.
This reflects standard commercial practice in Arizona. Options A and B are insufficient. Option
D exceeds typical requirements.
Question 7
Which Arizona agency is responsible for enforcing the Americans with Disabilities Act (ADA)
compliance in commercial buildings?
A. Arizona Department of Health Services
B. Arizona Registrar of Contractors
C. Arizona Department of Administration, State ADA Coordinator **[CORRECT]**
D. Arizona Department of Transportation
Correct Answer: C
Rationale: The Arizona Department of Administration houses the State ADA Coordinator
responsible for ADA compliance in state and commercial buildings. While contractors must
build to ADA standards, enforcement and coordination flow through this office. Options A, B,
and D have different primary responsibilities.
, 4
Question 8
What is the required minimum general liability insurance coverage for a commercial B-3
contractor in Arizona?
A. $100,000
B. $200,000 **[CORRECT]**
C. $500,000
D. $1,000,000
Correct Answer: B
Rationale: Arizona requires commercial contractors to carry minimum general liability insurance
of $200,000. Many contractors carry higher limits for protection, but $200,000 is the ROC
minimum requirement. Options A is below requirement. Options C and D are common but not
minimum.
Question 9
Under Arizona's energy code (based on IECC), what is the maximum allowable air leakage rate
for commercial building envelopes?
A. 0.15 cfm/sf at 75 Pa
B. 0.25 cfm/sf at 75 Pa
C. 0.40 cfm/sf at 75 Pa **[CORRECT]**
D. 0.60 cfm/sf at 75 Pa
Correct Answer: C
Rationale: The 2018 IECC (adopted by Arizona) allows maximum 0.40 cfm per square foot of
envelope area at 75 Pascals pressure differential for commercial buildings. Options A and B are
more stringent voluntary standards. Option D exceeds allowable leakage.
Question 10
Which of the following is a specific Arizona amendment to the IBC regarding seismic design?
A. Arizona requires seismic design for all buildings regardless of location
B. Arizona exempts certain low seismicity areas from specific detailing requirements
**[CORRECT]**
C. Arizona requires base isolation for all commercial buildings
D. Arizona prohibits masonry construction in seismic zones
