International Code Council Commercial Building
Inspector Examination Newest 2025 – 2026 Questions
From Past Papers Actual Exams Complete 100 Questions
And Correct Detailed Answers (Verified Answers)
|Already Graded A+||Brand New!!
Content Covered (Most Tested Areas from Official ICC Commercial Building
Inspector Syllabus)
Structural Systems
Fire-Resistance-Rated Construction
Means of Egress
Occupancy Classification and Use
Building Heights and Areas
Interior Finishes
Accessibility Requirements
Special Inspections
Fire Protection Systems
Foundations and Soil Requirements
Roof Assemblies
Wall Construction
Inspection Procedures and Code Compliance
1. A building designed primarily for business transactions and professional
services is classified under which occupancy group?
A. Group A
B. Group B
C. Group M
D. Group S
,Correct Answer: B. Group B
Explanation: Group B occupancy includes buildings used for office, professional,
and service-type transactions according to the International Building Code (IBC).
2. The minimum width of an exit access corridor in a Group B occupancy with
an occupant load of more than 50 is:
A. 36 inches
B. 40 inches
C. 44 inches
D. 48 inches
Correct Answer: C. 44 inches
Explanation: IBC requires corridors serving an occupant load greater than 50 to
have a minimum width of 44 inches.
3. A fire-resistance rating for a structural column supporting a floor in Type I
construction is typically:
A. 1 hour
B. 2 hours
C. 3 hours
D. 4 hours
Correct Answer: D. 4 hours
Explanation: Type I construction requires major structural elements such as
columns to have a 4-hour fire-resistance rating.
4. The maximum travel distance in a sprinklered Group B occupancy is
generally:
A. 200 feet
B. 250 feet
C. 300 feet
D. 350 feet
Correct Answer: C. 300 feet
,Explanation: The IBC allows travel distance up to 300 feet for sprinklered Group B
buildings.
5. Which occupancy classification includes retail stores and shops?
A. Group B
B. Group F
C. Group M
D. Group S
Correct Answer: C. Group M
Explanation: Mercantile occupancy includes retail stores and shops selling goods.
6. The minimum number of exits required from a space with an occupant load
of 75 is:
A. 1
B. 2
C. 3
D. 4
Correct Answer: B. 2
Explanation: Spaces with occupant loads exceeding 49 must have at least two
exits.
7. The minimum headroom clearance for means of egress is:
A. 6 feet 4 inches
B. 6 feet 6 inches
C. 7 feet
D. 7 feet 6 inches
Correct Answer: C. 7 feet
Explanation: IBC requires at least 7 feet of vertical clearance in means of egress.
8. Fire partitions used to separate dwelling units in commercial mixed-use
buildings must have a minimum rating of:
, A. 30 minutes
B. 1 hour
C. 2 hours
D. 3 hours
Correct Answer: B. 1 hour
Explanation: Fire partitions separating dwelling units must typically be 1-hour fire-
resistance rated.
9. The required slope for accessible ramps is no steeper than:
A. 1:10
B. 1:12
C. 1:16
D. 1:20
Correct Answer: B. 1:12
Explanation: Accessibility standards limit ramp slope to a maximum of 1:12.
10.A door in the means of egress must swing:
A. Against the direction of travel
B. In any direction
C. In the direction of egress travel when occupant load exceeds 50
D. Only inward
Correct Answer: C. In the direction of egress travel when occupant load exceeds
50
Explanation: Doors must swing in the direction of egress travel when serving
occupant loads greater than 50.
11.Fire walls must extend from the foundation to:
A. The ceiling only
B. The underside of the roof sheathing or deck
C. Mid-height of the roof
D. Any structural beam
Inspector Examination Newest 2025 – 2026 Questions
From Past Papers Actual Exams Complete 100 Questions
And Correct Detailed Answers (Verified Answers)
|Already Graded A+||Brand New!!
Content Covered (Most Tested Areas from Official ICC Commercial Building
Inspector Syllabus)
Structural Systems
Fire-Resistance-Rated Construction
Means of Egress
Occupancy Classification and Use
Building Heights and Areas
Interior Finishes
Accessibility Requirements
Special Inspections
Fire Protection Systems
Foundations and Soil Requirements
Roof Assemblies
Wall Construction
Inspection Procedures and Code Compliance
1. A building designed primarily for business transactions and professional
services is classified under which occupancy group?
A. Group A
B. Group B
C. Group M
D. Group S
,Correct Answer: B. Group B
Explanation: Group B occupancy includes buildings used for office, professional,
and service-type transactions according to the International Building Code (IBC).
2. The minimum width of an exit access corridor in a Group B occupancy with
an occupant load of more than 50 is:
A. 36 inches
B. 40 inches
C. 44 inches
D. 48 inches
Correct Answer: C. 44 inches
Explanation: IBC requires corridors serving an occupant load greater than 50 to
have a minimum width of 44 inches.
3. A fire-resistance rating for a structural column supporting a floor in Type I
construction is typically:
A. 1 hour
B. 2 hours
C. 3 hours
D. 4 hours
Correct Answer: D. 4 hours
Explanation: Type I construction requires major structural elements such as
columns to have a 4-hour fire-resistance rating.
4. The maximum travel distance in a sprinklered Group B occupancy is
generally:
A. 200 feet
B. 250 feet
C. 300 feet
D. 350 feet
Correct Answer: C. 300 feet
,Explanation: The IBC allows travel distance up to 300 feet for sprinklered Group B
buildings.
5. Which occupancy classification includes retail stores and shops?
A. Group B
B. Group F
C. Group M
D. Group S
Correct Answer: C. Group M
Explanation: Mercantile occupancy includes retail stores and shops selling goods.
6. The minimum number of exits required from a space with an occupant load
of 75 is:
A. 1
B. 2
C. 3
D. 4
Correct Answer: B. 2
Explanation: Spaces with occupant loads exceeding 49 must have at least two
exits.
7. The minimum headroom clearance for means of egress is:
A. 6 feet 4 inches
B. 6 feet 6 inches
C. 7 feet
D. 7 feet 6 inches
Correct Answer: C. 7 feet
Explanation: IBC requires at least 7 feet of vertical clearance in means of egress.
8. Fire partitions used to separate dwelling units in commercial mixed-use
buildings must have a minimum rating of:
, A. 30 minutes
B. 1 hour
C. 2 hours
D. 3 hours
Correct Answer: B. 1 hour
Explanation: Fire partitions separating dwelling units must typically be 1-hour fire-
resistance rated.
9. The required slope for accessible ramps is no steeper than:
A. 1:10
B. 1:12
C. 1:16
D. 1:20
Correct Answer: B. 1:12
Explanation: Accessibility standards limit ramp slope to a maximum of 1:12.
10.A door in the means of egress must swing:
A. Against the direction of travel
B. In any direction
C. In the direction of egress travel when occupant load exceeds 50
D. Only inward
Correct Answer: C. In the direction of egress travel when occupant load exceeds
50
Explanation: Doors must swing in the direction of egress travel when serving
occupant loads greater than 50.
11.Fire walls must extend from the foundation to:
A. The ceiling only
B. The underside of the roof sheathing or deck
C. Mid-height of the roof
D. Any structural beam
