Generally, a Building Permit is required for the construction of a deck or porch that is attached to the principal dwelling or used in conjunction with an on- ground or above-ground.
Uncovered decks not greater than 10 M2 (108 ft2), less than 600mm (24”) above ground and not attached to the building do not require a Building Permit but must still comply with the City of TORONTO Zoning By-laws. Covered decks/porches always require a Building Permit.
Most deck projects require a permit from the city. Regardless of whether you are building a deck yourself or are getting it done professionally.
The proximity of your deck to a property line is limited by your zoning. In most neighbourhoods, a rear deck can be as close as 4 m (13 ft.) to the back property line and .6 m (2 ft.) from a side property line. Some exceptions apply, contact us for confirmation of the setbacks pertaining to your property. need a deck construction permit.
Porches and decks are very similar in construction. The main difference between the two is that a porch has a roof and is at least partially enclosed, while a deck is completely open.