The Ontario Building Code | Masonry Support
9.20.5.1. masonry Support
(1) All masonry shall be supported on masonry, concrete or steel, except that masonry veneer walls are permitted to be supported on foundationsof wood frame constructed in conformance with Sentence 9.15.2.4.(1).
(2) Every masonry wall shall be at least as thick as the wall it supports, except as otherwise permitted in Article 9.20.12.2.
In Plain Language
Masonry must be adequately supported as set out in this article, ensuring the wall's loads are properly transferred down to the foundation.
This is a plain-language summary of the 2012/2017 Ontario Building Code text above, for general understanding only and not a substitute for the Code. Always confirm current requirements against the 2024 edition (O.Reg. 163/24) or a qualified professional before construction.