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Alternative Solution Approval
Approval of an alternative solution that demonstrates performance equivalent to the Building Code.
You need it when: Your design uses an approach that is not an "acceptable solution" in the Building Code.
Why it's needed
- Triggered by the final design and discussions with Toronto Building.
When to apply
- Submit with, or ahead of, the related building permit.
Review time
Plan for about 90 business days.
Documents for a complete application
- Alternative solution report (objectives, functional statements, performance comparison)
- Supporting fire/structural analysis
- Toronto Building application checklist for the permit type (ask for the latest version at pre-application)
Submission checklists
How to submit
- Electronic submission to Toronto Building.
Forms and guides
- Worksheet for Evaluation of Alternative Solutions (City of Toronto, application form)
Official pages
Track Alternative Solution Approval 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.