Massachusetts Unrestricted CSL Exam Questions and
Answers Latest. Updated 2025/2026 with Verified Answers.
Source Material: 2021 IBC, 2021 IRC, 2021 IECC, MA Amendments, 780 CMR, 521
CMR (AAB), OSHA 1926.
Part 1: General Administration & Licensing
1. A homeowner of a single-family dwelling is exempt from the licensing provision and can
pull permits for all of the following EXCEPT:
A) A new deck attached to the house
B) A 200 sq. ft. detached shed
C) A new manufactured home installation
D) An addition of a bathroom
Answer: C
Rationale: While owners can act as their own contractor for work on their own detached 1-2
family dwelling, they cannot install a manufactured home (mobile home) unless they hold a
CSL or HIC license. [IRC – R105.2 / MA Amendments]
2. How often must an Unrestricted Construction Supervisor renew their license, and what
is the minimum Continuing Education (CE) requirement?
A) Every 1 year; 6 hours
B) Every 2 years; 10 hours
C) Every 2 years; 12 hours
D) Every 3 years; 24 hours
Answer: C
Rationale: CSLs renew biennially (every two years). Unrestricted licensees require 12 hours,
which includes mandatory topics: 4 hrs Code Review, 1 hr Safety, 1 hr Business Practices, 1
hr Energy, and 1 hr Lead Safe (first renewal only) .
3. According to Massachusetts regulations, where must the building permit be posted?
A) Inside the electrical panel box
B) In the architect's office records
C) In a visible location on the job site
D) On the vehicle of the Construction Supervisor
Answer: C
Rationale: The permit must be displayed on the job site in a conspicuous place (e.g., a
window or door) so the building official and inspectors can easily see it.
,4. A licensed CSL is on site for the entire day, but leaves for a lunch break. During that
break, a subcontractor pours a footing incorrectly. Who is responsible?
A) The subcontractor only
B) The CSL, as they are responsible for direct supervision
C) The property owner
D) The general laborer on site
Answer: B
Rationale: "Direct supervision" does not mean the supervisor has to hold the hammer, but
they must be present or readily available to prevent violations. Leaving site during critical
operations is a violation.
5. Which of the following is NOT a required topic for the 12 hours of CSL continuing
education?
A) Lead Safe Practices
B) HVAC Repair Techniques
C) Energy Efficiency
D) Workplace Safety
Answer: B
Rationale: CE focuses on Code, Safety, Business, and Energy. Technical trade skills like "HVAC
Repair" are not approved general CE topics unless they specifically relate to code
compliance .
6. What is the classification of a 24-hour child care facility for more than 5 children under 2
years 9 months?
A) Group E
B) Group I-4
C) Group R-3
D) Group B
Answer: B
Rationale: This is a specific definition. 24-hour care of children is considered Institutional (I-
4). [IBC – Section 308.5.2 / MA Amendments]
7. If a CSL abandons a job site for 8 months, what happens to the building permit?
A) It is automatically extended
B) It expires
C) The owner is fined
D) Nothing, it is still valid
Answer: B
Rationale: If work is discontinued or abandoned for a period of 6 months (usually), the
permit expires. A new permit is required to resume work.
, 8. Which Massachusetts code governs accessibility for persons with disabilities?
A) 780 CMR
B) 527 CMR
C) 521 CMR
D) 248 CMR
Answer: C
Rationale: 521 CMR is the Architectural Access Board (AAB) regulations, which are often
stricter than the ADA for public accommodations in MA .
9. A CSL is required to have their license number displayed on which of the following?
A) Their hard hat only
B) Business advertisements and contracts
C) The concrete mix design sheet
D) The blueprints
Answer: B
Rationale: Consumer protection laws require the license number on all advertising,
contracts, and estimates to allow consumers to verify the license status.
10. What is the cubic foot threshold for a building requiring an Unrestricted CSL versus a
Restricted CSL?
A) 10,000 cubic feet
B) 25,000 cubic feet
C) 35,000 cubic feet
D) 50,000 cubic feet
Answer: C
Rationale: Unrestricted CSL is required for commercial buildings over 35,000 cu. ft. or any 1-
2 family dwelling regardless of size. Restricted CSL is limited to 1-2 family only .
Part 2: Building Planning & Occupancy (Questions 11-20)
11. A room measuring 20 ft. x 30 ft. in a single-family dwelling. What is the minimum
required glazing (window) area?
A) 30 sq. ft.
B) 40 sq. ft.
C) 48 sq. ft.
D) 60 sq. ft.
Answer: C
Rationale: Habitable rooms require glazing area of at least 8% of the floor area. (20x30=600
sq ft. 600 x 0.08 = 48 sq ft). [IRC – R303.1]
Answers Latest. Updated 2025/2026 with Verified Answers.
Source Material: 2021 IBC, 2021 IRC, 2021 IECC, MA Amendments, 780 CMR, 521
CMR (AAB), OSHA 1926.
Part 1: General Administration & Licensing
1. A homeowner of a single-family dwelling is exempt from the licensing provision and can
pull permits for all of the following EXCEPT:
A) A new deck attached to the house
B) A 200 sq. ft. detached shed
C) A new manufactured home installation
D) An addition of a bathroom
Answer: C
Rationale: While owners can act as their own contractor for work on their own detached 1-2
family dwelling, they cannot install a manufactured home (mobile home) unless they hold a
CSL or HIC license. [IRC – R105.2 / MA Amendments]
2. How often must an Unrestricted Construction Supervisor renew their license, and what
is the minimum Continuing Education (CE) requirement?
A) Every 1 year; 6 hours
B) Every 2 years; 10 hours
C) Every 2 years; 12 hours
D) Every 3 years; 24 hours
Answer: C
Rationale: CSLs renew biennially (every two years). Unrestricted licensees require 12 hours,
which includes mandatory topics: 4 hrs Code Review, 1 hr Safety, 1 hr Business Practices, 1
hr Energy, and 1 hr Lead Safe (first renewal only) .
3. According to Massachusetts regulations, where must the building permit be posted?
A) Inside the electrical panel box
B) In the architect's office records
C) In a visible location on the job site
D) On the vehicle of the Construction Supervisor
Answer: C
Rationale: The permit must be displayed on the job site in a conspicuous place (e.g., a
window or door) so the building official and inspectors can easily see it.
,4. A licensed CSL is on site for the entire day, but leaves for a lunch break. During that
break, a subcontractor pours a footing incorrectly. Who is responsible?
A) The subcontractor only
B) The CSL, as they are responsible for direct supervision
C) The property owner
D) The general laborer on site
Answer: B
Rationale: "Direct supervision" does not mean the supervisor has to hold the hammer, but
they must be present or readily available to prevent violations. Leaving site during critical
operations is a violation.
5. Which of the following is NOT a required topic for the 12 hours of CSL continuing
education?
A) Lead Safe Practices
B) HVAC Repair Techniques
C) Energy Efficiency
D) Workplace Safety
Answer: B
Rationale: CE focuses on Code, Safety, Business, and Energy. Technical trade skills like "HVAC
Repair" are not approved general CE topics unless they specifically relate to code
compliance .
6. What is the classification of a 24-hour child care facility for more than 5 children under 2
years 9 months?
A) Group E
B) Group I-4
C) Group R-3
D) Group B
Answer: B
Rationale: This is a specific definition. 24-hour care of children is considered Institutional (I-
4). [IBC – Section 308.5.2 / MA Amendments]
7. If a CSL abandons a job site for 8 months, what happens to the building permit?
A) It is automatically extended
B) It expires
C) The owner is fined
D) Nothing, it is still valid
Answer: B
Rationale: If work is discontinued or abandoned for a period of 6 months (usually), the
permit expires. A new permit is required to resume work.
, 8. Which Massachusetts code governs accessibility for persons with disabilities?
A) 780 CMR
B) 527 CMR
C) 521 CMR
D) 248 CMR
Answer: C
Rationale: 521 CMR is the Architectural Access Board (AAB) regulations, which are often
stricter than the ADA for public accommodations in MA .
9. A CSL is required to have their license number displayed on which of the following?
A) Their hard hat only
B) Business advertisements and contracts
C) The concrete mix design sheet
D) The blueprints
Answer: B
Rationale: Consumer protection laws require the license number on all advertising,
contracts, and estimates to allow consumers to verify the license status.
10. What is the cubic foot threshold for a building requiring an Unrestricted CSL versus a
Restricted CSL?
A) 10,000 cubic feet
B) 25,000 cubic feet
C) 35,000 cubic feet
D) 50,000 cubic feet
Answer: C
Rationale: Unrestricted CSL is required for commercial buildings over 35,000 cu. ft. or any 1-
2 family dwelling regardless of size. Restricted CSL is limited to 1-2 family only .
Part 2: Building Planning & Occupancy (Questions 11-20)
11. A room measuring 20 ft. x 30 ft. in a single-family dwelling. What is the minimum
required glazing (window) area?
A) 30 sq. ft.
B) 40 sq. ft.
C) 48 sq. ft.
D) 60 sq. ft.
Answer: C
Rationale: Habitable rooms require glazing area of at least 8% of the floor area. (20x30=600
sq ft. 600 x 0.08 = 48 sq ft). [IRC – R303.1]
