CONTRACTOR LICENSE EXAM (C-61/D-63)
Actual Prep Questions and Verified
Answers - Latest Update 2026/2027
Solutions
INSTRUCTIONS
● This comprehensive practice exam contains 150 questions for the
California C-61/D-63 Construction Clean-Up Contractor License Exam
● Questions are formatted as multiple choice
● Each question includes the correct answer and a detailed rationale
● Topics include: CSLB requirements, scope of work, Law & Business exam
content, contracts, bonds, insurance, safety regulations, and environmental
compliance
SECTION 1: LICENSING REQUIREMENTS
Question 1
What type of test must a C-61 Construction Clean-Up applicant pass?
A) Only a trade exam
B) Only a practical skills test
C) Both trade and practical exam
D) Law & Business exam only
Answer: D) Law & Business exam only
,Rationale: The C-61 classification does not have a separate trade exam;
applicants must pass only the Law & Business exam. This is a key distinction of
the C-61 Limited Specialty classification.
Question 2
What does CSLB stand for?
A) California Safety & Labor Board
B) Contractors State License Board
C) Construction Standards Licensing Bureau
D) California Structural Law Board
Answer: B) Contractors State License Board
Rationale: CSLB is the agency that licenses contractors in California and is
responsible for protecting the public by licensing and regulating contractors.
Question 3
A contractor's license applicant must be at least:
A) 16 years old
B) 17 years old
C) 18 years old
D) 21 years old
Answer: C) 18 years old
Rationale: The minimum age requirement to obtain a contractor's license in
California is 18 years.
Question 4
,How many years of experience are generally required to qualify for a contractor
license?
A) 2 years
B) 4 years
C) 6 years
D) 8 years
Answer: B) 4 years
Rationale: Applicants must document 4 years of journeyman-level experience
within the 10 years immediately preceding the application. The qualifying
individual must have 4 years of experience in the classification being applied for.
Question 5
Which of the following is within the scope of a Construction Clean-Up contractor?
A) Framing new walls
B) Removing debris from construction sites
C) Installing electrical wiring
D) Painting interior finishes
Answer: B) Removing debris from construction sites
Rationale: Construction Clean-Up contractors remove debris from construction
sites. Framing, electrical, and painting require separate trade classifications and
are not within the D-63 scope.
Question 6
What is the minimum amount for which a written contract is required in
California?
, A) $100
B) $250
C) $500
D) $1,000
Answer: C) $500
Rationale: California law requires a written contract when the total price (labor
and materials) is $500 or more. This is a key legal requirement for all contractors.
Question 7
What is the minimum amount for which a contractor's license is required?
A) $100
B) $250
C) $500
D) $1,000
Answer: C) $500
Rationale: California Business and Professions Code requires anyone who
performs work on a project with a total cost (labor and materials) of $500 or
more to hold a valid contractor's license.
Question 8
The D-63 classification falls under which C-61 category?
A) C-61 / D-12 (Synthetic Products)
B) C-61 / D-63 (Construction Cleanup)
C) C-61 / D-49 (Tree Service)
D) C-61 / D-54 (Tile, Ceramic, Mosaic)
Answer: B) C-61 / D-63 (Construction Cleanup)