Ontario Building Code 2024 Upd May 2026

The new code structure is unique: the regulation itself is a concise one-page document that adopts the by reference, supplemented by a specific Ontario Amendment Document for provincial-only variations (such as accessibility and sewage systems). 3. Key Technical Changes by Category Housing and Secondary Suites (Part 9) The 2024 Ontario Building Code | ontario.ca

This guide outlines the key technical updates, transition timelines, and administrative changes that architects, engineers, and builders must understand to remain compliant. ontario building code 2024

All new permit applications must adhere exclusively to the 2024 Ontario Building Code . The new code structure is unique: the regulation