OBC DIVISION B · PART 11 — RENOVATIONUpdated for the 2024 Ontario Building Code
Try BUILDAiD Beta
Section 11.1 — General
Full text of Section 11.1 (General) — Division B, Part 11 (Renovation) of the 2024 Ontario Building Code, with every article reproduced below.
11.1.1.Scope
11.1.1.1.Scope permalink →
(1) The scope of this Part shall be as described in Subsection 1.3.3. of Division A.
11.1.1.2.Definitions permalink →
(1) In this Part,
Building system means a combination of elements or components that form a complete major division of construction in
the design of a building or part of a building, including a structural or framing system, a waterproofing system, a drainage
system, an exterior cladding system, a roofing system, a window system, a partition system, a corridor system, a stair
system, a fire alarm and detection system, a sprinkler system or a heating, ventilation or air-conditioning system, a
foundation system, a standpipe and hose system, a flooring system, a plumbing system, a sewage system or an electrical
system.
11.1.2.Application
11.1.2.1.Extension, Material Alteration or Repair permalink →
(1) Where an existing building is subject to extension, material alteration or repair,
(a) the proposed construction shall comply with Section 11.3., and
(b) the performance level of the building shall be evaluated and compensating construction shall be undertaken in
accordance with Section 11.4.
Understand any provision in seconds
BUILDAiD Assist explains any article of the building code in plain English — with exact citations, exceptions and related requirements.
Code text is reproduced for reference from the Ontario Building Code (O. Reg. 163/24, 2024 Building Code Compendium). This page is provided for general information and is not an official copy. Always verify requirements against the official Ontario Building Code and confirm with your local building department.