Separate Basement Entrances in Ontario: What to Know
A basement walkout or separate basement entrance in Ontario needs a building permit before any digging starts
A basement walkout or separate basement entrance in Ontario needs a building permit before any digging starts
A Toronto building permit is the City’s approval to build, add to, demolish, or materially alter a structure under Ontario’s Building Code Act
A second storey addition on a bungalow typically costs $375 to $550 per square foot in Ontario in 2026, and $400 to $700+ in Toronto and the GTA.
The Ontario Construction Act changed on January 1, 2026, and 2027 is when many owners feel it.