11.3.3.1.Basic Renovation (See Note A-11.3.3.1.)

(1) Except as provided in Sentence (2) and Article 11.3.3.2., construction may be carried out to maintain the existing
  performance level of all or part of an existing building, by the reuse, relocation or extension of the same or similar
  materials or components, to retain the existing character, structural uniqueness, heritage value, or aesthetic appearance of
  all or part of the building, if the construction will not adversely affect the early warning and evacuation systems, fire
  separations or the structural adequacy or will not create an unhealthy environment in the building.

  (2) Construction in respect of a Group B, Division 3 occupancy, a hotel or a retirement home may be carried out in
  accordance with Sentence (1) only if the construction will be in conformance with the Fire Code made under the Fire
  Protection and Prevention Act, 1997.

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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.