WAC/RCW Electrical Exam Questions
And Correct Answers (Verified
Answers) Plus Rationales 2025/2026
Q&A
1. What does RCW stand for?
A. Regional Code Works
B. Revised Code of Washington
C. Residential Code Wiring
D. Regulatory Construction Work
Answer: B — Revised Code of Washington
Rationale: RCW refers to the statutory laws enacted by the
Washington State Legislature.
2. What does WAC stand for?
A. Washington Authorization Code
B. Wiring Application Code
C. Washington Administrative Code
D. Work Authorization Certificate
Answer: C — Washington Administrative Code
Rationale: WAC contains rules adopted by state agencies to
implement RCW laws.
3. Who enforces electrical laws in Washington State?
A. OSHA
B. Local Fire Department
,C. Department of Labor & Industries (L&I)
D. City Council
Answer: C — Department of Labor & Industries (L&I)
Rationale: Washington State L&I administers and enforces electrical
laws and licensing.
4. An electrical permit is generally required before:
A. Ordering materials
B. Hiring workers
C. Starting electrical work
D. Turning on power
Answer: C — Starting electrical work
Rationale: Permits must be obtained prior to beginning electrical
installation work.
5. Who is responsible for obtaining an electrical permit?
A. Inspector
B. Electrical contractor or property owner
C. Utility company
D. Manufacturer
Answer: B — Electrical contractor or property owner
Rationale: The person performing or authorizing the work must
obtain the permit.
6. Electrical work performed without a permit may result in:
A. No consequence
B. Free inspection
,C. Fines or penalties
D. Warranty extension
Answer: C — Fines or penalties
Rationale: Unauthorized electrical work is subject to enforcement
penalties.
7. Journeyman electricians in Washington must renew their license
every:
A. 6 months
B. 3 years
C. 5 years
D. 10 years
Answer: B — 3 years
Rationale: Washington requires periodic license renewal to ensure
competency.
8. Continuing education is required for license renewal to:
A. Increase wages
B. Avoid taxes
C. Maintain professional competency
D. Reduce insurance
Answer: C — Maintain professional competency
Rationale: Continuing education ensures electricians remain current
with code updates.
9. What must be posted at the job site?
A. Tools inventory
B. Payroll list
, C. Electrical permit
D. Equipment receipts
Answer: C — Electrical permit
Rationale: The permit must be visible at the job site for inspection
verification.
10. Temporary power installations must be:
A. Permanent
B. Ignored
C. Inspected before use
D. Approved verbally
Answer: C — Inspected before use
Rationale: Temporary wiring must meet safety requirements before
energization.
11. Electrical inspections are required to:
A. Increase costs
B. Delay projects
C. Verify code compliance
D. Reduce labor
Answer: C — Verify code compliance
Rationale: Inspections ensure installations meet safety standards.
12. A homeowner performing electrical work must:
A. Be licensed
B. Follow permit and inspection requirements
C. Ignore inspections
D. Hire inspectors
And Correct Answers (Verified
Answers) Plus Rationales 2025/2026
Q&A
1. What does RCW stand for?
A. Regional Code Works
B. Revised Code of Washington
C. Residential Code Wiring
D. Regulatory Construction Work
Answer: B — Revised Code of Washington
Rationale: RCW refers to the statutory laws enacted by the
Washington State Legislature.
2. What does WAC stand for?
A. Washington Authorization Code
B. Wiring Application Code
C. Washington Administrative Code
D. Work Authorization Certificate
Answer: C — Washington Administrative Code
Rationale: WAC contains rules adopted by state agencies to
implement RCW laws.
3. Who enforces electrical laws in Washington State?
A. OSHA
B. Local Fire Department
,C. Department of Labor & Industries (L&I)
D. City Council
Answer: C — Department of Labor & Industries (L&I)
Rationale: Washington State L&I administers and enforces electrical
laws and licensing.
4. An electrical permit is generally required before:
A. Ordering materials
B. Hiring workers
C. Starting electrical work
D. Turning on power
Answer: C — Starting electrical work
Rationale: Permits must be obtained prior to beginning electrical
installation work.
5. Who is responsible for obtaining an electrical permit?
A. Inspector
B. Electrical contractor or property owner
C. Utility company
D. Manufacturer
Answer: B — Electrical contractor or property owner
Rationale: The person performing or authorizing the work must
obtain the permit.
6. Electrical work performed without a permit may result in:
A. No consequence
B. Free inspection
,C. Fines or penalties
D. Warranty extension
Answer: C — Fines or penalties
Rationale: Unauthorized electrical work is subject to enforcement
penalties.
7. Journeyman electricians in Washington must renew their license
every:
A. 6 months
B. 3 years
C. 5 years
D. 10 years
Answer: B — 3 years
Rationale: Washington requires periodic license renewal to ensure
competency.
8. Continuing education is required for license renewal to:
A. Increase wages
B. Avoid taxes
C. Maintain professional competency
D. Reduce insurance
Answer: C — Maintain professional competency
Rationale: Continuing education ensures electricians remain current
with code updates.
9. What must be posted at the job site?
A. Tools inventory
B. Payroll list
, C. Electrical permit
D. Equipment receipts
Answer: C — Electrical permit
Rationale: The permit must be visible at the job site for inspection
verification.
10. Temporary power installations must be:
A. Permanent
B. Ignored
C. Inspected before use
D. Approved verbally
Answer: C — Inspected before use
Rationale: Temporary wiring must meet safety requirements before
energization.
11. Electrical inspections are required to:
A. Increase costs
B. Delay projects
C. Verify code compliance
D. Reduce labor
Answer: C — Verify code compliance
Rationale: Inspections ensure installations meet safety standards.
12. A homeowner performing electrical work must:
A. Be licensed
B. Follow permit and inspection requirements
C. Ignore inspections
D. Hire inspectors
