When is a building permit required?
In general, a building permit is required to erect, install, extend, alter or repair a building. The following are examples of projects that require building permits:
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Addition of a carport, garage, porch, room(s), dormer, roof over a deck, second storey to an existing home or second-story dwelling unit
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Renovations to the exterior of your home including construction or repair of foundation, installation of siding or brick and the addition or alteration of windows and doors
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Interior renovations that change or remove partitions and load-bearing walls and installation of insulation, air/vapour barrier and drywall
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Installation of a fireplace/woodstove or installation/repair of a chimney
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Installation of a mobile home on your property
As of April 29, 2022, sheds that are not more than 15 m2 in gross area, not more than one storey in building height, not attached to a building or any other structure, used only for storage purposes ancillary to a principal building on the lot, and do not have plumbing, do not require a building permit.