Updated to 2024 Code · Effective Jan 1, 2025
Ontario Building Code 2024
2,500 articles. Free, searchable, mobile-friendly.
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Part 160 articles
General
General compliance, definitions, and referenced documents
Part 292 articles
Objectives
Objectives of the building code
Part 3671 articles
Functional Statements
Functional statements for all building types
Part 4124 articles
Structural Design
Structural loads, foundations, and engineering requirements
Part 549 articles
Environmental Separation
Walls, roofs, and moisture management
Part 678 articles
Heating, Ventilating and Air-Conditioning
Heating, ventilation, and air conditioning (HVAC)
Part 7270 articles
Plumbing
Plumbing systems, fixtures, and drainage
Part 870 articles
Sewage Systems
Sewage systems and septic design
Part 91,034 articles
Housing and Small Buildings
Houses, additions, cottages, and small buildings
Part 109 articles
Change of Use
Change of use and occupancy requirements
Part 1129 articles
Renovation
Renovation and heritage building requirements
Part 1214 articles
Resource Conservation and Environmental Integrity
Energy efficiency and resource conservation