What are the Commercial Electrical Systems permit rules in Maine?

Maine enforces trade permit fee schedules determined by local AHJ building departments per county. General contractors and sub-trades must maintain active state licenses and bond filings ($10,000–$50,000).

Are sub-trade contractor surety bonds required in Maine?

Yes. Most Maine municipal building departments require trade contractors to file an active license bond prior to permit issuance.

⚡ STATEWIDE TRADE HUB (ME) 1 County Workstations

Maine Commercial Electrical Systems Permit Guide

Main service amperage fee schedules, single-line riser diagrams, and NEC codes. Compare municipal fee structures, plan check add-on rates, and contractor bond thresholds across Maine.

Maine Commercial Electrical Systems County Workstations

Select a county building department to calculate exact trade permit fees & bond rules

Cumberland County

City of Portland Permitting and Inspections

2026 Verified

Plan Review Rate: 40%

Tech Surcharge: 4%

Mandatory Surety Bond: $10,000

Open Cumberland County Commercial Electrical Systems Workstation →