Ontario Building Code -

Ontario is unique in its bifurcated approach. We have the "Prescriptive" code (check the boxes) and the "Objective-Based" code (prove it works).

For decades, Ontario followed a standard North American model: if you have a high-rise, you generally need two exits. To save space, architects often utilized "scissor stairs"—two stairwells sitting side-by-side within the same shaft, separated by a thin fire-rated wall. ontario building code

The official of the 2024 Ontario Building Code Compendium is available exclusively through ServiceOntario Publications . This new edition, which became effective January 1, 2025 , replaces the 2012 version for most new projects. Where to Buy Paper Copies Ontario is unique in its bifurcated approach

If you’ve walked through downtown Toronto or Ottawa lately and noticed a proliferation of "scissor stairs" or oddly placed exterior balconies on high-rises, you aren’t just seeing a design trend. You are seeing the Ontario Building Code (OBC) in action—specifically, the evolving battle over Where to Buy Paper Copies If you’ve walked

This is the most used section for residential construction.

A new edition of the Ontario Building Code was filed in April 2024 and officially came into effect on . This update represents a massive shift, featuring over 1,700 amendments designed to harmonize provincial standards with the National Building Code of Canada . The 2024 Ontario Building Code | ontario.ca