Septic Systems

The following types of minor construction work don’t require a permit in Stouffville but may still require other building approvals. Your project must still adhere to the Ontario Building Code, even if it doesn’t require a permit.

• Adding insulation
• Air conditioners or heat pumps added to an existing furnace system
• Antennas and satellite equipment
• Fences (not including pool fences)
• Furnace replacements with the same or better heat output as the original furnace
• Re-roofing with lightweight material that does not exceed the structural capacity of the framing
• Re-cladding with any lightweight material that improves the existing wall performance. The wall must be less than three stories tall, on a detached building and no closer than 600 mm to any property line
• Kitchen cabinetry replacement, as long as any plumbing is not relocated or replaced
• New or replacement eave-troughs, fascias, downspouts and soffits
• Plumbing fixture (sinks, toilets, taps, etc.) replacements that are not relocated
• Repairs to leaking foundations
• Retaining walls less than 1 m in height and where drainage is not negatively impacted
• A Shed is exempt from the requirement to obtain a permit, provided that the shed:

• • Is not more than 15 m² in gross area,
  • Is not more than one storey in building height
  • Is not attached to a building or any structure,
  • Is used only for storage purposes ancillary to a principal building on the lot, and,
  • Does not have plumbing.

• Solar collectors mounted on a building less than five square metres in aggregate area
• Solar collectors not mounted on a building
• Window and door replacement as long as the size is not increased
• Wood decks with a surface that is equal to or less than 600 mm above ground

View the requirements for the type of building permit you need and learn how to apply.

• Demolition permits
• Designated structure permits
• Non-residential (industrial, commercial, institutional) building permits
• Pool enclosure permits
• Portable classroom permits
• Renovation and home project permits
• Residential building permits
• Septic system permits
• Sign permits
• Tent and temporary structure permits