- Home additions or expansions
- Finishing or renovating a basement
- Moving or adding interior walls
- Installing or enlarging windows or doors
- Building new rooms, covered decks, or attached garages
Addition and Renovation Permits
Adding an addition or renovating the interior or exterior of an existing building may require professional involvement if the project includes any structural changes.
Before beginning construction, review the information on this page to ensure your project meets all requirements and that you have applied for the necessary permits.
When do you need a permit?
- Replacing flooring, cabinets, or countertops
- Painting, trim, or other cosmetic finishes
- Minor repairs that don't affect structure or systems
How to apply?
You can apply online through eApply or in person at City Hall.
Your application should include:
- Property address and description of work
- Site plan showing the location of the addition on the property
- Construction drawings showing floor layouts, framing, foundation, and elevations
- Engineered drawings (if applicable, for large or complex projects)
- Specifications for new plumbing, heating, or electrical systems
- Developmental approval (if your addition doesn't meet zoning requirement
Permit Fees
- Residential addition or renovation: minimum permit fee of $110.00 plus applicable Safety Codes Council levy. Fees increase based on the total construction value.
- Commercial addition or renovation: minimum permit fee of $250.00 plus applicable Safety Codes Council levy. Fees increase based on the total construction value.
- Additional fees may apply for trades (plumbing, electrical, HVAC), or re-inspections
Inspections
Inspections are required at key stages of construction:
- Footing and foundation
- Framing
- Rough-in (HVAC, Gas, Plumbing, Electrical)
- Insulation
- Final
You must schedule inspections at least one business day in advance. Please schedule using the eInspections portal.
FAQ's
Can I start work before my permit is approved?
No. All structural, electrical, and plumbing work must wait until your permit is issued.
What if I'm only renovating part of my basement?
You still need a permit if you're adding or altering walls, bedrooms, or mechanical systems.
Do I need engineered drawings for a small addition?
Not always, only for complex structures or when required by the Building Code.
Related Links
Additional resources and related information can be found below.
Contact Us
City Hall
910 4 Avenue South
Lethbridge, AB T1J 0P6
Phone: 311
or 403-320-3111 (if outside of Lethbridge)