Calgary Commercial Tenant Improvement
Interior fit-up and renovation of an existing commercial tenancy. Covers building permit requirements, trade permits, and inspection sequence for a tenant improvement project within a Calgary commercial building.
Required documents
Documents that are always required for this workflow. Your specific list may vary based on project answers.
- ✓
Completed Building Permit application form
Approval node:
building_permit - ✓
Architectural / construction drawings (stamped by an architect or engineer if required)
Floor plan, reflected ceiling plan, elevations, sections. Alberta Building Code compliance notes required.
Approval node:
building_permit - ✓
Site plan showing building location and suite
Approval node:
building_permit - ✓
Owner / landlord authorization letter
Approval node:
building_permit - ✓
Development Permit application with proposed use description
Approval node:
change_of_use_dp - ✓
Site plan with parking counts and layout
Approval node:
change_of_use_dp - ✓
Mechanical / HVAC drawings
Approval node:
mechanical_permit - ✓
Plumbing drawings and fixture schedule
Approval node:
plumbing_gas_permit - ✓
Electrical drawings (load calculations, panel schedule)
Approval node:
electrical_permit
Typical timelines
Timelines are estimates based on recent City of Calgary review data. Actual times vary based on application completeness and queue depth.
Commercial tenant improvement building permits typically take 15–30 business days for review.
Node: building_permit
Change of use development permits averaged 34 calendar days (Q4 2025).
Node: change_of_use_dp
Fee guidance
All fees are set by the relevant authority and change annually. Always verify against the current official fee schedule before budgeting.
Building permit fee is based on construction value. Check the City of Calgary Fee Schedule (Schedule A) for the current rate table.
Node: building_permit
Development permit fee depends on application type and gross floor area. Check the City of Calgary Fee Schedule.
Node: change_of_use_dp
Inspections
Rough-in inspection (framing, rough mechanical, plumbing, electrical)
Final inspection and occupancy confirmation
This playbook is a public summary for informational purposes. It does not constitute professional regulatory, legal, or engineering advice. Project requirements depend on your specific address, proposed use, construction scope, and other factors. PermitPilot's full product evaluates your specific project after intake. Final approvals remain subject to City of Calgary review.
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