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Interior Alteration Permit (Non-Residential)
A building permit for interior alterations to non-residential buildings.
You need it when: You alter the interior of an existing non-residential building.
Why it's needed
- Interior alterations that affect structure, fire separations, exits, plumbing, HVAC or life safety require a building permit.
When to apply
- Before starting the interior work. Consult Toronto Building on which drawings your scope needs.
Review time
Plan for about 20 business days.
Documents for a complete application
- Application for a Permit to Construct or Demolish
- SB-10 Project Information
- Commitment to General Reviews form
- Architectural, structural, mechanical and electrical drawings as applicable, with OBC matrix
- Construction details, door and room finish schedules, and life-safety information
Submission checklists
How to submit
- Electronic submission to Toronto Building. All fees must be paid before review starts.
Forms and guides
- Application for a Permit to Construct or Demolish (City of Toronto, application form)
- Schedule 1: Designer Information (City of Toronto, application form)
- Existing Life Safety Systems for Building (City of Toronto, declaration)
- Toronto Building: Building Permit Guide (City of Toronto, guide)
Official pages
Track Interior Alteration Permit (Non-Residential) 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.