1|Page
California CSLB C10 Electrical Exam EXAM
Questions and Answers (Verified Answers) (Latest
Update 2026) UPDATE!! Calfornia C10 Electrical
Exam
Fences less than 6 feet - ANSWER -What is not considered work exempt
from a permit?
A. Swings and Playground Equipment
B. Sidewalks
C. Fences less than 6 feet
D. Interior Painting
Officer in Charge - ANSWER -is the individual who signs contracts and
take charge in a crisis.
19 - ANSWER -What is the R-value insulation requirement for a
residential floor climate zone 3?
A. 13
B. 19
C. 30
D. 38
pg. 1
,2|Page
2,500 - ANSWER -What is the minimum compressive strength in psi for
a concrete basement slab with negligible weathering potential?
A. 1,500
B. 2,000
C. 2,500
D. 4,000
3,000 - ANSWER -An accessory structure is a structure not greater than
____ square feet.
A. 1,000
B. 2,000
C. 3,000
D. 4,000
32 - ANSWER -For "Mean of Egress ", what is the minimum width of
each door opening in inches?
A. 24
B. 28
C. 32
pg. 2
,3|Page
D. 36
180 days - ANSWER -A permit becomes invalid if the work authorized
by the permit does not begin in___days.
A. 90
B. 120
C. 180
D. 365
TRUE - ANSWER -The building permit shall be kept on site until the
work is complete.
A. TRUE
B. FALSE
Building Official - ANSWER -Who is authorized to establish a refund
policy or permit fees?
A. Building Official
B. Owner
C. Accountant
D. Designer
pg. 3
, 4|Page
3 - ANSWER -Exterior wood framing walls shall be a minimum
of____grade wood.
A. Utility
B. 2
C. 3
D. 4
After permitted work is complete - ANSWER -When shall a final
inspection be conducted?
A. After the permit is issued
B. After permitted work is complete
C. After the occupants move in
D. Upon beginning the permitted work
FALSE - ANSWER -You are allowed to continue work safely after a stop
work order has been issued.
A. TRUE
B. FALSE
pg. 4
California CSLB C10 Electrical Exam EXAM
Questions and Answers (Verified Answers) (Latest
Update 2026) UPDATE!! Calfornia C10 Electrical
Exam
Fences less than 6 feet - ANSWER -What is not considered work exempt
from a permit?
A. Swings and Playground Equipment
B. Sidewalks
C. Fences less than 6 feet
D. Interior Painting
Officer in Charge - ANSWER -is the individual who signs contracts and
take charge in a crisis.
19 - ANSWER -What is the R-value insulation requirement for a
residential floor climate zone 3?
A. 13
B. 19
C. 30
D. 38
pg. 1
,2|Page
2,500 - ANSWER -What is the minimum compressive strength in psi for
a concrete basement slab with negligible weathering potential?
A. 1,500
B. 2,000
C. 2,500
D. 4,000
3,000 - ANSWER -An accessory structure is a structure not greater than
____ square feet.
A. 1,000
B. 2,000
C. 3,000
D. 4,000
32 - ANSWER -For "Mean of Egress ", what is the minimum width of
each door opening in inches?
A. 24
B. 28
C. 32
pg. 2
,3|Page
D. 36
180 days - ANSWER -A permit becomes invalid if the work authorized
by the permit does not begin in___days.
A. 90
B. 120
C. 180
D. 365
TRUE - ANSWER -The building permit shall be kept on site until the
work is complete.
A. TRUE
B. FALSE
Building Official - ANSWER -Who is authorized to establish a refund
policy or permit fees?
A. Building Official
B. Owner
C. Accountant
D. Designer
pg. 3
, 4|Page
3 - ANSWER -Exterior wood framing walls shall be a minimum
of____grade wood.
A. Utility
B. 2
C. 3
D. 4
After permitted work is complete - ANSWER -When shall a final
inspection be conducted?
A. After the permit is issued
B. After permitted work is complete
C. After the occupants move in
D. Upon beginning the permitted work
FALSE - ANSWER -You are allowed to continue work safely after a stop
work order has been issued.
A. TRUE
B. FALSE
pg. 4
