Washington

Electrical Permit requirements across Washington

By Mario Bailey Last verified 2026-06-17

Requirements and size thresholds for electrical permits vary by locality. The table below compares what each Washington county or city requires. Always confirm with the local office before starting.

What to know about electrical permits in Washington

Electrical permits in Virginia cover new wiring, service upgrades, and added circuits, while simple device swaps are often exempt. Costs vary by locality and scope. A licensed electrician is strongly recommended, because electrical work is a common cause of inspection failures and safety issues.

Locality Permit required? Typical threshold
Bellevue Yes Not specified
King County Yes Not specified
Seattle Yes Not specified
Tacoma Yes Not specified