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Electrical Safety Authority: Plan Review & Permits
Plan review for large electrical installations, plus notification of work and inspections.
You need it when: Large or high-voltage electrical installations, emergency power, generation, street lighting or traffic signals.
Why it's needed
- Plan review triggers: three-phase service ≥400 A, single-phase ≥600 A, feeders >1000 A, emergency power for life safety, generation >10 kW in parallel with the grid, or installations >750 V.
- Street lighting and traffic signal work, including relocating hydro services.
When to apply
- Plan review before installation; notification before work starts.
Review time
Plan for about 30 business days.
Documents for a complete application
- Electrical drawings sealed by a P.Eng.; single-line diagrams; load calculations
- ESA plan review checklist
Submission checklists
How to submit
- ESA online (Plan Review / Notification).
Forms and guides
- Declaration: Overhead Electrical Conductors (City of Toronto, declaration)
- ESA Plan Review Submittal Form Instructions (Electrical Safety Authority, guide)
Official pages
Track Electrical Safety Authority: Plan Review & Permits free.
Track this permit freeDeadlines in business days, email alerts before decisions are due, and your whole team in one place.
Sources are marked in the text: [TO] toronto.ca pages, [Guide] general industry guidance, [Plan] permit planning practice. Confirm on the official page before applying.