Do I Need a Permit? Why You Need One & How to Apply?

Why You Need One & How to Apply

As the building owner, you are ultimately responsible for complying with all building requirements. Failure to obtain building permits can result in costly construction delays, legal action and/or the removal of work already completed.

The following is a list of common projects that require a building permit. The list is not exhaustive. If you have any questions please contact Premium Urban Design.

  1. Construct a new building
  2. Construct an addition to an existing building, such as
    • second or third story additions
    • attached garages, carports
    • sun rooms
    • solarium’s, porches, decks
  3. Make structural or material alterations, such as
    • adding or removing walls (i.e., changing room sizes and/or uses)
    • new windows or doors where there were none before
    • enlarging or relocating existing windows or doors
    • enclosing an existing deck, porch or patio of any size
  4. Construct an accessory building larger than 10X10 (100 square feet) in area, such as
    • Detached Garage
    • Workshop
    • Garden shed
    • Carport
    • Pool house or cabana
      • *Note: If you are constructing an accessory structure and it is attached to an existing building and/or has plumbing, regardless of its size, a building permit is required.
  5. Finishing a basement, if the work proposed includes any of the following,
    • structural or material alterations
    • installing or modifying heating and or plumbing systems
    • excavating and/or constructing foundations
    • basement underpinning
    • constructing a basement entrance
    • adding a secondary suite
  6. Energy and environmental building improvements, such as
    • roof top storm water retention systems
    • green roofs
    • solar projects such as installation of solar collector systems and solar hot water systems
  7. Construct a deck more than 2 feet (24 inches) above ground
  8. Construct a retaining wall more than one meter (3 feet 3 inches) in height provided the retaining wall is on or adjacent to public property (including streets), building entrances, and on private property accessible to the public
  9. Constructing a tent that
    • covers more than 60 metres squared (646 square feet); and/or
    • is attached to a building; and/or
    • is within 3 metres (9 feet 10 inches) from another structure.
  10. Demolish or remove all, or a portion of a building
  11. Install or reconstruct a chimney or fireplace
  12. Install a wood burning stove or fireplace
  13. Install or modify heating and or plumbing systems
  14. Install a backwater valve
  15. Install a backflow prevention device
  16. Change a building’s use (i.e. from residential to office or single dwelling unit house to multi-dwelling unit house). Even if no construction is proposed, if a change of use is proposed a building permit is required.


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