What's Required in Tucson
- Electrical permit required for any panel upgrade or replacement.
- Work must meet current National Electrical Code (NEC).
- Panel must be accessible with 36 inches of front clearance.
- Service disconnect must be clearly identified.
- Grounding and bonding to water/gas lines must be verified.
- Circuit directory must be permanently and clearly labeled.
Do You Need a Permit to Upgrade an Electrical Panel in Tucson?
Yes — panel work is one of the least optional permits in Tucson. Replacing or upgrading an electrical panel involves the service equipment for the whole house, so the city wants an inspection on the other side of it. Permit fees typically run $100–$250 through the Planning and Development Services Department. An unpermitted panel is also one of the first things home inspectors and insurers flag, so the permit protects the resale, not just the wiring.
Upgrading From 100 to 200 Amps in Tucson
The classic project is moving from a 100-amp to a 200-amp service to feed an EV charger, heat pump, or induction range. In Tucson that's a permitted service upgrade like any panel change: permit, inspection, and a licensed electrician doing the work. Because the utility's service connection is involved, plan for coordination with your power company on disconnect and reconnect timing. Inspectors typically verify grounding and bonding, working clearances around the panel, and a properly labeled circuit directory before signing off.
How to Get a Electrical Panel Permit in Tucson
Step 1: Hire Electrician
Ensure your contractor is licensed in Arizona.
Step 2: Online Permit
Contractor pulls the permit through the Tucson Development Center.
Step 3: Utility Cut-off
Coordinate with TEP for service disconnect and reconnect.
Step 4: Installation
Upgrade the panel and transfer circuits per code.
Step 5: Inspection
Inspector verifies safety before TEP restores power.