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What the Ontario Building Code asks for, how a municipal permit runs, and what a second unit, a garden suite or a wall removal involves. Written by the people who draw and stamp the sets, with the sources named in every note.
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No. 04Garden suites
Ontario’s 2024 regulation set a floor of three units per lot. Toronto and Richmond Hill went to four. What each municipality allows, what the drawing package has to contain, and which loan program is not coming.
03 earlier notes
No. 03Legal basements
Ceiling height, egress, fire separation, alarms and air: the numbers the Ontario Building Code asks for in a second unit, the Fire Code route for older suites, and the reasons applications get sent back.
7 min readRead
No. 02Structural
The Building Code Act treats a wall removal as construction. What the city asks for in the drawings, when the Part 9 span tables stop applying, what a permit costs in Toronto, and what building without one can cost.
7 min readRead
No. 01Permits
The statutory clock is ten business days for a house, but it only starts on a complete application. What complete means, why most files take longer, and the 2024 code changes that now shape every set of drawings.
7 min readRead
By topic
Detached backyard suites for family or rental income, from the zoning check to the finished build.
Turn a basement into a legal second unit that earns rental income and adds property value.
Wood, concrete and steel design stamped by a licensed P.Eng, from a single beam to a full framing package.
Renovations, legal basements, additions and custom homes, measured, drawn and taken through the city.
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