Permits and by-laws in Oakville

Do I need a permit for a deck?

Yes if the deck is larger than 10 square metres and more than 61 centimetres above the ground, and yes for any deck attached to the house, whatever its size. The 2026 permit fee for a deck is $220.

Source: Town of Oakville, Decks

Do I need a permit for a shed, cabana or gazebo?

Yes if it is larger than 15 square metres or has plumbing. Anything over 50 square metres also needs a grading plan. Smaller structures still have to meet zoning setbacks.

Source: Town of Oakville, Sheds, cabanas and gazebos

Do I need a permit for a pool or hot tub?

A pool needs a development engineering permit. Every pool, including inflatable pools, hot tubs and ponds deeper than 60 centimetres, must be enclosed by a fence at least 1.2 metres high with a lockable gate. A hot tub on an unfenced property needs a lockable lid.

Source: Town of Oakville, Building a pool

How high can my fence be?

Front yard: 1.5 metres, and anything above 1 metre must be open lattice. Rear and side yards: 2 metres solid, or about 2.2 metres with a lattice top. Fences near a corner must keep a sight triangle clear. A fence itself does not need a permit; a pool enclosure does.

• Fence guide (PDF)

Source: Town of Oakville, Fences and gates

What do building permits cost?

Fees are per square metre for most work. In 2026 a new house, semi or townhouse up to three storeys is $17.80 per square metre, an unheated garage or open porch $5.90, an accessory dwelling unit $12.00, and a deck a flat $220. A pre-screening application is $100.

• 2026 building permit fees (PDF)

Source: Town of Oakville, Building permits

Can I cut down a tree on my own property?

Not without a permit if the trunk is more than 15 centimetres across at breast height. Apply for a permit and an on-site consultation with the Town's forestry staff before removing it.

Trees on the boulevard or in a park are Town trees and are never yours to remove.

Source: Town of Oakville, Private tree protection

What hours is construction noise allowed?

Construction noise is prohibited from 7 p.m. to 7 a.m., Monday to Saturday, and all day on Sundays and statutory holidays. A homeowner doing their own work without a contractor may work on Sundays within the daytime hours.

Yard tools such as mowers and leaf blowers have their own window: prohibited from 9 p.m. to 7 a.m.

Source: Town of Oakville, Noise and nuisance concerns

What about music and amplified sound?

Sound amplification is prohibited from 7 p.m. to 7 a.m. if it is clearly audible from a neighbouring property, and cannot exceed 50 dBA at the property line during the day. Barking that disturbs neighbours is prohibited at any hour.

Source: Town of Oakville, Noise by-law

When can I set off fireworks?

Only between dusk and 11 p.m. on the day of, the day before or the day after Victoria Day, Canada Day and New Year's Day, and for religious or cultural celebrations. Never on Town property, including parks, roads and boulevards.

Source: Town of Oakville, Fireworks by-law

How long can I let the grass grow?

Grass and weeds cannot exceed 20.33 centimetres (eight inches), on your lot and on the boulevard beside it, which you must also keep clear of waste.

Source: Town of Oakville, Lot maintenance by-law

Do I have to shovel the sidewalk?

The Town clears all 1,100 kilometres of Oakville sidewalks itself: main sidewalks within 24 hours and local sidewalks within 48 hours of the snow stopping. Residential roads are plowed once 7.5 centimetres has fallen. A paid driveway-windrow clearing program opens for registration each October.

Source: Town of Oakville, Snow clearing

Can I rent my home on Airbnb?

Only with a Town short-term accommodation licence, only for your principal residence, and only for stays of 28 days or less. Licensing requires electrical and HVAC inspections, $2 million in liability insurance and a recent criminal record check, and the licence number must appear in every listing. Platforms such as Airbnb must be licensed too.

Source: Town of Oakville, Short-term accommodation licence

What temperature must a landlord keep a rental at?

Heating must be capable of maintaining 20 degrees Celsius. Complaints go to enforcement@oakville.ca under the property standards by-law.

Source: Town of Oakville, Property standards by-law

Can my contractor put a sign on my lawn?

Most signs in Oakville need a permit. A contractor sign is allowed without one if it is no more than 0.37 square metres and stays up no more than 14 consecutive days.

Source: Town of Oakville, Sign by-law