Examination | Permit and Inspection
Requirements | Comprehensive Exam
Preparation with Rationales
Examination Date: 15/07/2026
Instructions
Select the one best answer for each question unless
otherwise stated.
Questions reflect current industry practices commonly
enforced under the latest adopted electrical codes,
permitting procedures, and Authority Having Jurisdiction
(AHJ) requirements.
Difficulty Level: Professional / Master Electrician
Passing Standard: 75%
Question 1
Before beginning the installation of a new 400-amp commercial
electrical service, the electrical contractor must FIRST:
A. Energize the service after utility approval only.
B. Obtain the required electrical permit from the Authority
, Having Jurisdiction (AHJ).
C. Schedule the final inspection.
D. Install all grounding electrodes.
Answer: B
Rationale: Electrical work requiring a permit generally cannot
legally begin until the appropriate permit has been issued by
the AHJ.
Question 2
The primary purpose of an electrical permit is to:
A. Increase contractor profits.
B. Document utility billing.
C. Ensure electrical installations comply with adopted codes
and safety standards.
D. Replace manufacturer installation instructions.
Answer: C
Rationale: Permits establish legal oversight and ensure
installations are reviewed for code compliance and public
safety.
Question 3