OBC DIVISION B · PART 9 — HOUSING AND SMALL BUILDINGSUpdated for the 2024 Ontario Building Code

Section 9.1 — General

Full text of Section 9.1 (General) — Division B, Part 9 (Housing and Small Buildings) of the 2024 Ontario Building Code, with every article reproduced below.

On this page:
9.1.1.1.9.1.1.2.9.1.1.3.9.1.1.4.9.1.1.5.9.1.1.6.9.1.1.7.9.1.1.8.9.1.1.9.9.1.1.10.9.1.1.11.

9.1.1.Application

9.1.1.1.Application permalink →

(1) The application of this Part shall be as described in Subsection 1.3.3. of Division A.

9.1.1.2.Signs permalink →

(1) Signs shall conform to the requirements in Section 3.15.

9.1.1.3.Self-Service Storage Buildings permalink →

(1) Self-service storage buildings shall conform to the requirements in Section 3.10.

9.1.1.4.Tents and Air-Supported Structures permalink →

(1) Tents shall conform to the requirements in Subsection 3.14.1.

  (2) Air-supported structures shall conform to the requirements in Subsection 3.14.2.

9.1.1.5.Proximity to Existing Above Ground Electrical Conductors permalink →

(1) Where a building is constructed in close proximity to existing above ground electrical conductors, the requirements
  of Subsection 3.1.20. shall apply.

9.1.1.6.Food Premises permalink →

(1) The requirements of Subsection 3.7.6. apply to all food premises.

9.1.1.7.Radon permalink →

(1) In addition to all other requirements, a building in the following designated areas shall be designed and constructed
  so that the annual average concentration of radon 222 does not exceed 200 Bq/m 3 of air and the annual average
  concentration of the short lived daughters of radon 222 does not exceed 0.02 working levels inside the building for,
  (a) the City of Elliot Lake in the Territorial District of Algoma,
  (b) the Township of Faraday in the County of Hastings, and
  (c) the geographic Township of Hyman in the Territorial District of Sudbury.

9.1.1.8.Building in Flood Plains permalink →

(1) Buildings constructed on flood plains shall,
         (a) be designed and constructed in accordance with good engineering practice to withstand anticipated vertical and
             horizontal hydrostatic pressures acting on the structure, and
         (b) incorporate floodproofing measures that will preserve the integrity of exits and means of egress during times of
             flooding.

9.1.1.9.Site Assembled and Factory-Built Buildings (See Note A-9.1.1.9.) permalink →

r1       (1) Except as provided in Sentence (2) and in Sentence 12.2.1.2.(2), a manufactured building is deemed to comply with
         this Code if it is designed and constructed in compliance with,
         (a) CSA Z240.2.1, “Structural requirements for manufactured homes,” if the building is constructed in sections not
               wider than 4.88 m, or
         (b) CSA A277, “Procedure for certification of prefabricated buildings, modules, and panels.”

         (2) The requirements of this Code shall apply to,
         (a) building components designed and constructed outside the place of manufacture, and
         (b) site installation of such buildings.

9.1.1.10.Public Pools and Public Spas permalink →

(1) Public pools shall conform to the requirements of Section 3.11. and public spas shall conform to the requirements of
         Section 3.12.

9.1.1.11.Shelf and Rack Storage Systems permalink →

(1) Shelf and rack storage systems shall conform to the requirements of Section 3.16.

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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.