Building a Safer Idaho

Frequently Asked Questions - Electrical


Who is authorized to do electrical wiring?
Property owners in Idaho may do electrical wiring on their own primary or secondary residence and associated buildings, provided they physically perform the work themselves, and are the owner of the property.  All other electrical work must be done by a licensed Electrical Contractor.
When is an electrical permit required?
An electrical permit is required anytime electrical wiring is installed or modified.
Will the Electrical Inspector design my system for me?
The Electrical Inspectors are not permitted to design an electrical system for you, but they will be happy to answer any questions regarding local or national codes. If you have any questions on your plans or rough drafts, contact the Electrical Inspector in your area.
Is an inspection required before power can be connected?
Yes, an inspection is required before electrical power can be connected and energized.
Is a “Rough in” inspection required?
Yes, a rough in inspection is required. Electrical wiring and equipment may not be concealed in any manner from access or sight until the work has been inspected and approved for cover by the electrical inspector. Splices should be made prior to rough-in inspection.
Is a final inspection required?
Yes, a final inspection shall be made when all electrical work is finished.
Is a mobile home hook-up required to be inspected?
Yes, electrical service to a mobile home must be permitted and inspected each time it is moved (including within a mobile home park).
What if my installation does not pass inspection?
If discrepancies are found in your installation, you will be notified of the National Electrical Code violations in writing and provided ample time for correction prior to reinspection.
What is the National Electrical Code (NEC)?
The NEC is the most widely adopted set of electrical safety requirements in the world and is offered for use in law and for regulatory purposes in the interest of life and property protection. The State of Idaho requires all electrical installations to comply with the NEC.