North Dakota Class B Contractor Exam
Questions And Correct Answers (Verified
Answers) Plus Rationales 2026 Q&A | Instant
Download Pdf
1. Which of the following is required before starting a commercial
construction project in North Dakota?
A. Only a verbal agreement with the owner
B. A contractor’s license and permit
C. Proof of insurance only
D. Posting a construction bond
B. A contractor’s license and permit
All commercial construction projects in North Dakota require a
licensed contractor and applicable permits to ensure compliance
with state laws and safety regulations.
2. What is the maximum allowable working height without fall
protection for construction in North Dakota?
A. 4 feet
B. 6 feet
C. 8 feet
D. 10 feet
B. 6 feet
OSHA regulations applied in North Dakota require fall protection
for workers at heights of 6 feet or more.
,3. When must a North Dakota contractor provide a written contract
to the property owner?
A. For projects over $500
B. For projects over $1,500
C. For projects over $7,500
D. For projects of any value
B. For projects over $1,500
State law requires written contracts for projects exceeding $1,500
to prevent disputes and clarify scope, cost, and timelines.
4. What is the primary purpose of a construction bond?
A. Guaranteeing project quality
B. Ensuring contractor payment to suppliers and subcontractors
C. Limiting contractor liability
D. Securing insurance coverage
B. Ensuring contractor payment to suppliers and subcontractors
Construction bonds protect owners, subcontractors, and suppliers
if the contractor fails to meet financial obligations.
5. Which document sets the legal standards for construction safety
in North Dakota?
A. Local city building codes
B. OSHA regulations
C. North Dakota State Tax Code
D. Contractor’s licensing handbook
B. OSHA regulations
OSHA sets federal and state-adopted construction safety
standards to protect workers on site.
,6. What is the minimum insurance coverage a North Dakota Class B
contractor must carry?
A. $25,000
B. $50,000
C. $100,000
D. $500,000
C. $100,000
Contractors are required to have liability insurance covering at
least $100,000 to protect against claims of property damage or
injury.
7. Which of the following is considered an exempt project for
licensing in North Dakota?
A. New residential home
B. Highway construction
C. Small repair under $1,500
D. Commercial remodel over $10,000
C. Small repair under $1,500
Minor repairs under $1,500 do not require a contractor license per
state law.
8. When must a contractor submit a lien waiver in North Dakota?
A. After project completion only
B. Before starting work
C. Before final payment
D. At the discretion of the owner
C. Before final payment
Lien waivers protect the property owner by ensuring all
subcontractors and suppliers have been paid before the owner
releases final payment.
, 9. Which type of permit is generally required for electrical work in
North Dakota?
A. Plumbing permit
B. Electrical permit
C. Mechanical permit
D. Zoning permit
B. Electrical permit
Electrical permits are necessary to ensure compliance with state
electrical codes and safety standards.
10. Which of the following best describes a “Class B Contractor”
license in North Dakota?
A. Residential only
B. Commercial only
C. Residential and light commercial
D. Specialty trades only
C. Residential and light commercial
Class B contractors can perform both residential and light
commercial construction work, unlike Class A, which covers larger
commercial projects.
11. How long must construction records be maintained in North
Dakota?
A. 1 year
B. 3 years
C. 5 years
D. 10 years
C. 5 years
State law requires contractors to retain project records for at least
Questions And Correct Answers (Verified
Answers) Plus Rationales 2026 Q&A | Instant
Download Pdf
1. Which of the following is required before starting a commercial
construction project in North Dakota?
A. Only a verbal agreement with the owner
B. A contractor’s license and permit
C. Proof of insurance only
D. Posting a construction bond
B. A contractor’s license and permit
All commercial construction projects in North Dakota require a
licensed contractor and applicable permits to ensure compliance
with state laws and safety regulations.
2. What is the maximum allowable working height without fall
protection for construction in North Dakota?
A. 4 feet
B. 6 feet
C. 8 feet
D. 10 feet
B. 6 feet
OSHA regulations applied in North Dakota require fall protection
for workers at heights of 6 feet or more.
,3. When must a North Dakota contractor provide a written contract
to the property owner?
A. For projects over $500
B. For projects over $1,500
C. For projects over $7,500
D. For projects of any value
B. For projects over $1,500
State law requires written contracts for projects exceeding $1,500
to prevent disputes and clarify scope, cost, and timelines.
4. What is the primary purpose of a construction bond?
A. Guaranteeing project quality
B. Ensuring contractor payment to suppliers and subcontractors
C. Limiting contractor liability
D. Securing insurance coverage
B. Ensuring contractor payment to suppliers and subcontractors
Construction bonds protect owners, subcontractors, and suppliers
if the contractor fails to meet financial obligations.
5. Which document sets the legal standards for construction safety
in North Dakota?
A. Local city building codes
B. OSHA regulations
C. North Dakota State Tax Code
D. Contractor’s licensing handbook
B. OSHA regulations
OSHA sets federal and state-adopted construction safety
standards to protect workers on site.
,6. What is the minimum insurance coverage a North Dakota Class B
contractor must carry?
A. $25,000
B. $50,000
C. $100,000
D. $500,000
C. $100,000
Contractors are required to have liability insurance covering at
least $100,000 to protect against claims of property damage or
injury.
7. Which of the following is considered an exempt project for
licensing in North Dakota?
A. New residential home
B. Highway construction
C. Small repair under $1,500
D. Commercial remodel over $10,000
C. Small repair under $1,500
Minor repairs under $1,500 do not require a contractor license per
state law.
8. When must a contractor submit a lien waiver in North Dakota?
A. After project completion only
B. Before starting work
C. Before final payment
D. At the discretion of the owner
C. Before final payment
Lien waivers protect the property owner by ensuring all
subcontractors and suppliers have been paid before the owner
releases final payment.
, 9. Which type of permit is generally required for electrical work in
North Dakota?
A. Plumbing permit
B. Electrical permit
C. Mechanical permit
D. Zoning permit
B. Electrical permit
Electrical permits are necessary to ensure compliance with state
electrical codes and safety standards.
10. Which of the following best describes a “Class B Contractor”
license in North Dakota?
A. Residential only
B. Commercial only
C. Residential and light commercial
D. Specialty trades only
C. Residential and light commercial
Class B contractors can perform both residential and light
commercial construction work, unlike Class A, which covers larger
commercial projects.
11. How long must construction records be maintained in North
Dakota?
A. 1 year
B. 3 years
C. 5 years
D. 10 years
C. 5 years
State law requires contractors to retain project records for at least
