jswizzle3737/ontario_laws_and_regs huggingface dataset:
1.1.1.1. Scope of Division A (1) Division A contains compliance and application provisions and the objectives and functional statements
of this Code.
1.1.1.2. Scope of Division B (1) Division B contains the acceptable solutions
of this Code.
1.1.1.3. Scope of Division C (1) Division C contains the administrative provisions of this Code.
1.1.1.4. Internal Cross-references (1) If a provision of this Code contains a reference to another provision of this Code but no Division is specified, both provisions are in the same Division of this Code. 1.1.2. Application of Division B
1.1.2.1. Application of Parts 1, 7 and 12 (1) Part 1 of Division B applies to all buildings. (2) Subject to Article 1.1.2.6., Parts 7 and 12 of Division B apply to all buildings.
1.1.2.2. Application of Parts 3, 4, 5 and 6 (1) Subject to Articles 1.1.2.6. and 1.3.1.2., Parts 3, 5 and 6 of Division B apply to all buildings, (a) used for major occupancies classified as, (i) Group A, assembly occupancies, (ii) Group B, care, care and treatment or detention occupancies, or (iii) Group F, Division 1,
high hazard industrial occupancies, (b) exceeding 600 m2 in building area or exceeding three storeys
in building height and used for major occupancies classified as, (i) Group C, residential occupancies, (ii) Group D, business and personal services occupancies, (iii) Group E, mercantile occupancies, (iv) Group F, Divisions 2 and 3, medium hazard industrial occupancies and low hazard industrial occupancies, or (c) used for retirement homes. (2) Subject to Articles 1.1.2.6. and 1.3.1.2., Part 4 of Division B applies to, (a)  post-disaster buildings, (b)  buildings
described in Sentence (1), (c) a retaining wall exceeding 1 000 mm in exposed height adjacent to, (i) public property, (ii) access to a building, or (iii) private property to which the public is admitted, (d) a pedestrian bridge appurtenant to a building, (e) a crane runway, (f) an exterior storage tank and its supporting structure that is not regulated by the Technical Standards and Safety Act, 2000, (g) signs regulated by Section 3.15. of Division B that are not structurally supported by a building, (h) a structure that supports a wind turbine generator having a rated output of more than 3 kW, (i) an outdoor pool that has a water depth greater than 3.5 m at any point, and (j) a permanent solid nutrient storage facility with supporting walls exceeding 1 000 mm in exposed height. (3) Section 3.11. of Division B applies to public pools. (4) Section 3.12. of Division B applies to public spas. (5) Section 3.15. of Division B applies to signs. (6) Section 3.16A. of Division B applies to demountable stages and demountable support structures.
1.1.2.3. Application of Part 8 (1) Subject to Article 1.1.2.6., Part 8 of Division B applies to the design, construction, operation and maintenance of all sewage systems and to the construction
of buildings in the vicinity of sewage systems.
1.1.2.4. Application of Part 9 (1) Subject to Article 1.1.2.6 Part 9 of Division B applies to all buildings, (a) of three or fewer storeys in building height, (b) having a building area not exceeding 600 m2, and (c) used for major occupancies classified as, (i) Group C, residential occupancies other than buildings
used for retirement homes, (ii) Group D, business and personal services occupancies, (iii) Group E, mercantile occupancies, or (iv) Group F, Divisions 2 and 3, medium hazard industrial occupancies and low hazard industrial occupancies.
1.1.2.5. Application of Part 10 (1) Part 10 of Division B applies to existing buildings
requiring a permit under section 10 of the Act.
1.1.2.6. Application of Part 11 (1) Except as provided in Sentence (2), Part 11 of Division B applies to the design and construction of existing buildings, or parts of existing buildings, that have been in existence for at least five years. (2) If a building has been in existence for at least five years but includes an addition that has been in existence for less than five years, Part 11 of Division B applies to the entire building.
1.1.2.7. Existing Buildings (1) Except as provided in Section 3.17. of Division B, Section 9.40. of Division B and Part 11 of Division B, if an existing building
is extended or is subject to material alteration or repair, this Code applies only to the design and construction of the extensions and those parts of the building that are subject to the material alteration or repair. (2) If an existing previously occupied building
is moved from its original location to be installed elsewhere, or is dismantled at its original location and moved to be reconstituted elsewhere, this Code applies only to changes to the design and construction of the building required as a result of moving the building. 1.1.3. Building Size Determination
1.1.3.1. Building Size Determination of Building Divided by Firewalls (1) Where a firewall divides a building, each portion of the building
that is divided shall be considered as a separate building, except for the purposes of, (a) a determination of gross area in Section 1.2. of Division C, (b) a fire alarm and detection system in Sentence 3.2.4.2.(1) of Division B or Article 9.10.18.1. of Division B, and (c) a plumbing system interconnected through a firewall.
1.1.3.2. Building Size Determination of Building Divided by Vertical Fire Separations (1) Except as permitted in Sentence (2), if portions of a building are completely separated by a vertical fire separation that has a fire-resistance rating of at least 1 h and that extends through all storeys and service spaces of the separate portions, each separated portion may be considered to be a separate building for the purpose of determining building height if, (a) each separated portion is not more than three storeys in building height and is used only for residential occupancies
other than a retirement home, and (b) the unobstructed path of travel for a firefighter from the nearest street to one entrance to each separated portion is not more than 45 m. (2) The vertical fire separation in Sentence (1) may terminate at the floor assembly immediately above a basement if the basement conforms to Article 3.2.1.2. of Division B. Section 1.2. Compliance 1.2.1. Compliance with Division B
1.2.1.1 Compliance with Division B (1) Compliance with Division B shall be achieved, (a) by complying with the applicable acceptable solutions in Division B, or (b) by using alternative solutions that will achieve the level of performance required by the applicable acceptable solutions in respect of the objectives and functional statements
attributed to the applicable acceptable solutions
in MMAH Supplementary Standard SA-1, “Objectives and Functional Statements Attributed to the Acceptable Solutions”. (2) For the purposes of Clause (1)(b), the level of performance in respect of a functional statement refers to the performance of the functional statement as it relates to the objective with which it is associated in MMAH Supplementary Standard SA-1, “Objectives and Functional Statements Attributed to the Acceptable Solutions”. 1.2.2. Materials, Appliances, Systems and Equipment
1.2.2.1. Characteristics of Materials, Appliances, Systems and Equipment (1) All materials, appliances, systems and equipment installed to meet the requirements of this Code shall possess the necessary characteristics to perform their intended functions when installed in a building.
1.2.2.2. Used Materials, Appliances and Equipment (1) Unless otherwise specified, recycled materials in building products may be used and used materials, appliances and equipment may be reused when they meet the requirements of this Code for new materials and are satisfactory for their intended use. Section 1.3. Interpretation 1.3.1. Interpretation
1.3.1.1. Designated Structures (1) The following structures are designated for the purposes of clause (d) of the definition of building in subsection 1 (1) of the Act: (a) a retaining wall exceeding 1 000 mm in exposed height adjacent to, (i) public property, (ii) access to a building, or (iii) private property to which the public is admitted, (b) a pedestrian bridge appurtenant to a building, (c) a crane runway, (d) an exterior storage tank and its supporting structure that is not regulated by the Technical Standards and Safety Act, 2000, (e) signs regulated by Section 3.15. of Division B that are not structurally supported by a building, (f) a solar collector that is mounted on a building and has a face area equal to or greater than 5 m², (g) a structure that supports a wind turbine generator having a rated output of more than 3 kW, (h) a dish antenna that is mounted on a building and has a face area equal to or greater than 5 m², (i) an outdoor pool, (j) an outdoor public spa, (k) a permanent solid nutrient storage facility with supporting walls exceeding 1 000 mm in exposed height, (l) a demountable stage, and (m) a demountable support structure.
1.3.1.2. Farm Buildings (1) Except as provided in Sentences (2) to (7), farm buildings shall conform to the requirements in the CCBFC NRCC 38732, “National Farm Building Code of Canada”. (2) Articles 1.1.1.2. and 3.1.8.1. and Subsections 3.1.4. and 4.1.4. in the CCBFC NRCC 38732, “National Farm Building Code of Canada” do not apply to farm buildings. (3) In the CCBFC NRCC 38732, “National Farm Building Code of Canada”, references in Articles 1.1.1.3., 2.2.2.1., 2.2.2.2., 2.3.1.1., 2.3.2.1., 3.1.1.1., 3.1.1.2., 3.1.2.1. and 3.1.6.1. to the CCBFC NRCC 38726, “National Building Code of Canada”, are deemed to be references to Ontario Regulation 403/97 (Building Code), as it read on December 30, 2006. (4) A
farm building of low human occupancy having a building area not exceeding 600 m2 and not more than three storeys
in building height is deemed to comply with the structural requirements of the CCBFC NRCC 38732, “National Farm Building Code of Canada” if it is designed and constructed in conformance with MMAH Supplementary Standard SB-11, “Construction of Farm Buildings”. (5) A liquid manure storage tank shall comply with the requirements of Part 4 of Division B of this Code and the requirements of Part 4 of the CCBFC NRCC 38732, “National Farm Building Code of Canada”. (6) A permanent solid nutrient storage facility shall comply with the requirements of Part 4 of Division B of this Code. (7) Where a floor area or portion of a floor area within a farm building is intended to contain a hazardous extraction operation involving cannabis, the floor area or portion of the floor area shall be designed and constructed to comply with, (a) the requirements for locking, latching and other fastening devices for doors set out in Article 2.7.2.2. of Division B of the Fire Code made under the Fire Protection and Prevention Act, 1997, (b) the ventilation requirements set out in Articles 4.1.7.2. to 4.1.7.6. of Division B of the Fire Code, where the hazardous extraction operation is intended to involve the use of flammable liquids or combustible liquids, and (c) the ventilation requirements set out in Clauses 5.1.4.2.(1)(a) to (d) and (g) of Division B of the Fire Code, where the hazardous extraction operation is intended to involve the use of flammable gases. Section 1.4. Terms and Abbreviations 1.4.1. Definitions of Words and Phrases
1.4.1.1. Non-defined Terms (1) Definitions of words and phrases used in this Code that are not included in the list of definitions in Articles 1.4.1.2., 1.4.1.3. and 1.4.1.4. and are not defined in another provision of this Code shall have the meanings that are commonly assigned to them in the context in which they are used, taking into account the specialized use of terms by the various trades and professions to which the terminology applies.
1.4.1.4. Other definitions for the purposes of the Act (1) For the purposes of the Act, architect, as constructed plans and professional engineer have the same meaning as that set out in Clause 1.4.1.2.(1)(c). 1.4.2. Symbols and Other Abbreviations
1.4.2.1. Symbols and Other Abbreviations (1) In this Code, a symbol or abbreviation listed in Column 1 of Table 1.4.2.1. has the meaning listed opposite it in Column 2. Table 1.4.2.1.   Symbols and Abbreviations Forming Part of Sentence 1.4.2.1.(1) Item   Column 1 Symbol or Abbreviation   Column 2 Meaning 

  1.   1 in 2   slope of 1 vertical to 2 horizontal 

  2.   ASWG   American Steel Wire Gage 

  3.   ABS   acrylonitrile-butadiene-styrene 

  4.   Bq   becquerel(s) 

  5.   CBOD5   the five day carbonaceous biochemical oxygen demand 

  6.   cd   candela(s) 

  7.   CFU   colony forming units 

  8.   cm   centimetre(s) 

  9.   cm²   square centimetre(s) 

  9.1   CO2e   carbon dioxide equivalent 

  10.   CPVC   chlorinated poly (vinyl chloride) 

  11.   dB(A)   A-weighted sound level 

  12.   °   degree(s) 

  13.   °C   degree(s) Celsius 

  14.   diam   diameter 

  15.   DWV   drain, waste and vent 

  16.   ft   foot (feet) 

  17.   g   gram(s) 

  18.   ga   gauge 

  19.   gal   imperial gallon(s) 

  20.   gal/min   imperial gallon(s) per minute 

  21.   h   hour(s) 

  22.   HVAC   heating, ventilating and air-conditioning 

  23.   Hz   hertz 

  24.   in.   inch(es) 

  25.   J   joule(s) 

  26.   kg   kilogram(s) 

  27.   kg/m²   kilograms per square metre 

  28.   kN   kilonewton(s) 

  29.   kPa   kilopascal(s) 

  29.1   kV   kilovolt(s) 

  30.   kW   kilowatt(s) 

  31.   L   litre(s) 

  32   L/min   litre(s) per minute 

  33.   L/s   litre(s) per second 

  34.   LPF   litres per flush 

  35.   lx   lux 

  36.   m   metre(s) 

  37.   m²   square metre(s) 

  38   m3   cubic metre(s) 

  39.   m/s   metre(s) per second 

  40.   max.   maximum 

  41.   mg/L   milligram(s) per litre 

  42.   min   minute(s) 

  43.   min.   minimum 

  44.   MJ   megajoule(s) 

  45.   mm   millimetre(s) 

  46.   MPa   megapascal(s) 

  47.   N   newton 

  48.   N/A   not applicable 

  49.   ng   nanogram(s) 

  50.   No.   number(s) 

  51.   nom.   nominal 

  52.   o.c.   on centre 

  53.   OSB   oriented strandboard 

  54.   Pa   pascal(s) 

  55.   PB   polybutylene 

  56.   PE   polyethylene 

  57.   PE/AL/PE   polyethylene/aluminum/polyethylene 

  58.   PEX   crosslinked polyethylene 

  59.   PEX/AL/PEX   crosslinked polyethylene/aluminum/crosslinked polyethylene 

  60.   PVC   poly (vinyl chloride) 

  61.   RSI   thermal resistance, International System of Units 

  62.   s   second(s) 

  63.   temp.   temperature 

  64.   T&G   tongue and groove 

  64.1   V   volt(s) 

  65.   W   watt(s) 

  66.   wt   weight 

  67.   %   percent 

  68.   µg   microgram(s) 

  69.   µm   micron Section 1.5. Referenced Documents and Organizations 1.5.1. Referenced Documents
1.5.1.1. Application of Referenced Documents (1) The provisions of a referenced document in Divisions A and B apply only to the extent that the provisions relate to, (a)  buildings, and (b) the objectives
and functional statements attributed to the applicable acceptable solutions in Division B where the document is referenced.
1.5.1.2. Conflicting Requirements (1) In the case of a conflict between the provisions of this Code and those of a referenced document, the provisions of this Code shall govern.
1.5.1.3. Applicable Editions (1) Where documents are referenced in this Code, they shall be the editions designated in Subsection 1.3.1. of Division B. 1.5.2. Organizations
3.1.1.1. Application of Functional Statements (1) The functional statements set out in Table 3.2.1.1. apply only to the extent that they relate to compliance with this Code as required in Article 1.2.1.1. Section 3.2. Functional Statements 3.2.1. Functional Statements
1.1.1.1. Application (1) This Part applies to all buildings covered in this Code. 1.1.2. Climatic Data
1.1.2.1. Climatic and Seismic Design Values (1) The climatic and seismic values required for the design of buildings under this Code shall be in conformance with the climatic and seismic values provided in MMAH Supplementary Standard SB-1, “Climatic and Seismic Data”. (2) The outside winter design temperatures determined from MMAH Supplementary Standard SB-1, “Climatic and Seismic Data”, shall be those listed for the January 2.5% values.
1.1.2.2. Depth of Frost Penetration (1) Depth of frost penetration shall be established on the basis of local experience. Section 1.2. Reserved Section 1.3. Referenced Documents and Organizations 1.3.1. Referenced Documents
1.3.1.1. Effective Date (1) Unless otherwise specified in this Code, the documents referenced in this Code shall include all amendments, revisions and supplements effective to June 30, 2017.
Notes to Table 1.3.1.2.:
3.1.1.1. Scope (1) The scope of this Part shall be as described in Subsection 1.1.2. of Division A.
Notes to Table 1.3.1.2.:
3.1.1.2. Radon (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/m3
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: (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.
Notes to Table 1.3.1.2.:
3.1.1.3. Building in Flood Plains (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. 3.1.2. Classification of Buildings or Parts of Buildings by Major Occupancy
Notes to Table 1.3.1.2.:
3.1.2.1. Classification of Buildings (1) Except as provided by Articles 3.1.2.3. to 3.1.2.7., every building or part of it shall be classified according to its major occupancy as belonging to one of the Groups or Divisions described in Table 3.1.2.1. (2) A building intended for use by more than one major occupancy shall be classified according to all major occupancies for which it is used or intended to be used. Table 3.1.2.1.   Major Occupancy Classification Forming Part of Sentences 3.1.2.1.(1), 3.1.2.2.(1) and 3.11.2.1.(3) Item   Column 1 Group   Column 2 Division   Column 3 Description of Major Occupancies 

  1.   A   1   Assembly occupancies intended for the production and viewing of the performing arts 

  2.   A   2   Assembly occupancies not elsewhere classified in Group A 

  3.   A   3   Assembly occupancies of the arena type 

  4.   A   4   Assembly occupancies in which occupants are gathered in the open air 

  5.   B   1   Detention occupancies 

  6.   B   2   Care and treatment occupancies 

  7.   B   3   Care occupancies 

  8.   C   ---   Residential occupancies 

  9.   D   ---   Business and personal services occupancies 

  10.   E   ---   Mercantile occupancies 

  11.   F   1   High hazard industrial occupancies 

  12.   F   2   Medium hazard industrial occupancies 

  13.   F   3   Low hazard industrial occupancies
Notes to Table 1.3.1.2.:
3.1.2.2. Occupancies of the Same Classification (1) Any building is deemed to be occupied by a single major occupancy, notwithstanding its use for more than one major occupancy, provided that all
occupancies are classified as belonging to the same Group classification or, where the Group is divided into Divisions, as belonging to the same Division classification described in Table 3.1.2.1.
Notes to Table 1.3.1.2.:
3.1.2.3. Arena Type Buildings (1) An arena type building intended for occasional use for trade shows and similar exhibition purposes shall be classified as Group A, Division 3 occupancy.
Notes to Table 1.3.1.2.:
3.1.2.4. Police Stations (1) A police station with detention quarters is permitted to be classified as a Group B, Division 2 major occupancy
provided the station is not more than 1 storey in building height and 600 m2 in building area.
Notes to Table 1.3.1.2.:
3.1.2.5. Group B, Division 3 Occupancies (1) Group B, Division 3 occupancies are permitted to be classified as Group C major occupancies
provided, (a) the occupants live as a single housekeeping unit in a suite with sleeping accommodation for not more than 10 persons, and (b) not more than two occupants require assistance in evacuation in case of an emergency.
Notes to Table 1.3.1.2.:
3.1.2.6. Restaurants (1) A restaurant is permitted to be classified as a Group E major occupancy provided the restaurant is designed to accommodate not more than 30 persons consuming food or drink.
Notes to Table 1.3.1.2.:
3.1.2.7. Storage of Combustible Fibres (1) Buildings or parts of them used for the storage of baled combustible fibres
shall be classified as medium hazard industrial occupancies. 3.1.3. Multiple Occupancy Requirements
Notes to Table 1.3.1.2.:
3.1.3.1. Separation of Major Occupancies (1) Except as provided by Sentences (2) to (5), major occupancies shall be separated from adjoining major occupancies by fire separations having fire-resistance ratings conforming to Table 3.1.3.1. Table 3.1.3.1.   Major Occupancy Fire Separations(1) Forming Part of Sentence 3.1.3.1.(1)  Item   Column 1   Col. 2   Col. 3   Col. 4   Col. 5   Col. 6   Col. 7   Col. 8   Col. 9   Col. 10   Col. 11   Col. 12   Col. 13   Col. 14 

      Major Occupancy   Minimum Fire-Resistance Rating of Fire Separation, h (1)                     

  Adjoining Major Occupancy                                     

  A-1   A-2   A-3   A-4   B-1   B-2   B-3   C   D   E   F-1   F-2   F-3 

  1.   A-1   N/A   1   1   1   2   2   2   1   1   2   N/A   2   1 

  2.   A-2   1   N/A   1   1   2   2   2   1(2)   1(3)   2   N/A   2   1 

  3.   A-3   1   1   N/A   1   2   2   2   1   1   2   N/A   2   1 

  4.   A-4   1   1   1   N/A   2   2   2   1   1   2   N/A   2   1 

  5.   B-1   2   2   2   2   N/A   2   2   2   2   2   N/A   2   2 

  6.   B-2   2   2   2   2   2   N/A   1   2   2   2   N/A   2   2 

  7.   B-3   2   2   2   2   2   1   N/A   2   2   2   N/A   2   2 

  8.   C   1   1(2)   1   1   2   2   2   N/A   1   2(4)   N/A   2   1 

  9.   D   1   1(3)   1   1   2   2   2   1   N/A   N/A   3   N/A   N/A 

  10.   E   2   2   2   2   2   2   2   2(4)   N/A   N/A   3   N/A   N/A 

  11.   F-1   N/A   N/A   N/A   N/A   N/A   N/A   N/A   N/A   3   3   N/A   2   2 

  12.   F-2   2   2   2   2   2   2   2   2   N/A   N/A   2   N/A   N/A 

  13.   F-3   1   1   1   1   2   2   2   1   N/A   N/A   2   N/A   N/A
Notes to Table 3.1.3.1.:
3.1.3.2. Prohibition of Occupancy Combinations (1) No major occupancy of Group F, Division 1 shall be contained within a building with any occupancy classified as Group A, B or C. (2) Except as provided in Sentence (4) and Sentence 3.10.2.4.(9), not more than one suite of residential occupancy shall be contained within a building
classified as a Group F, Division 2 major occupancy. (3) A sleeping room or sleeping area shall not open directly into a room or area where food is intended to be stored, prepared, processed, distributed, served, sold or offered for sale. (4) A Group F, Division 2 major occupancy is permitted in a building containing only live/work units if the occupancy
is for the exclusive use of the occupants of the live/work units. (5) A building within the scope of Article 3.2.2.43A. or 3.2.2.50A. shall not contain, (a) a Group A, Division 1 or 3, Group B, or Group F, Division 1 or 2 major occupancy, (b) a Group A, Division 2 or a Group E
major occupancy above the second storey, (b.1) a retirement home, or (c) except as permitted by Sentence (6), a Group F, Division 3 major occupancy. (6) A storage garage below the third storey
is permitted in a building within the scope of Article 3.2.2.43A. or 3.2.2.50A. 3.1.4. Combustible Construction
Notes to Table 3.1.3.1.:
3.1.4.1. Combustible Materials Permitted (1) Except as required by this Part, a building
permitted to be of combustible construction is permitted to be constructed of combustible materials, with or without noncombustible components.
Notes to Table 3.1.3.1.:
3.1.4.2. Protection of Foamed Plastics (1) Except as permitted in Sentence (3), foamed plastics that form part of a wall or ceiling assembly in combustible construction shall be protected from adjacent spaces in the building, other than adjacent concealed spaces within attic or roof spaces, crawl spaces, and wall and ceiling assemblies, by any of the following: (a) one of the interior finishes described in Subsections 9.29.4. to 9.29.9., (b) provided the building
does not contain a Group A, Group B or Group C major occupancy, sheet metal that, (i) is mechanically fastened to the supporting assembly independent of the insulation, (ii) is not less than 0.38 mm thick, and (iii) has a melting point not less than 650°C, or (c) any thermal barrier that meets the requirements of Sentence 3.1.5.12A.(2). (2) The flame-spread rating on any exposed surface of combustible insulation, or any surface that would be exposed by cutting through it in any direction, shall be not more than 500. (3) A walk-in cooler or freezer consisting of factory-assembled wall, floor or ceiling panels containing foamed plastics is permitted to be used in a building
permitted to be of combustible construction, provided the panels, (a) are protected on both sides by sheet metal not less than 0.38 mm thick having a melting point not less than 650°C, (b) do not contain an air space, and (c) when a sample panel with an assembled joint typical of field installation is subjected to the applicable test described in Subsection 3.1.12., have a flame-spread rating not more than that permitted for the space in which they are located, the space that they bound, or the walls of the building
to which the cooler or freezer is attached, as applicable. (4) The flame-spread rating of doors containing foamed plastics shall comply with Sentences 3.1.13.2.(1) to (3).
Notes to Table 3.1.3.1.:
3.1.4.3. Wires and Cables (1) Except as permitted by Sentences (2) and (3), optical fibre cables and electrical wires and cables with combustible
insulation, jackets or sheathes installed in a building
permitted to be of combustible construction shall, (a) not convey flame or continue to burn for more than 1 min when tested in conformance with the Vertical Flame Test in Clause 4.11.1. of CSA C22.2 No. 0.3, “Test Methods for Electrical Wires and Cables” (FT1 Rating), or (b) be located in, (i) totally enclosed noncombustible raceways, (ii) concealed spaces in walls, (iii) concrete slabs, or (iv) totally enclosed nonmetallic raceways conforming to Clause 3.1.5.20(1)(b). (2) The requirement in Clause (1)(a) is considered to be met where the wires and cables, (a) exhibit a vertical char of not more than 1.5 m when tested in conformance with the Vertical Flame Test – Cables in Cabletrough in Clause 4.11.4. of CSA C22.2 No. 0.3, “Test Methods for Electrical Wires and Cables” (FT4 Rating), or (b) exhibit a flame-spread of not more than 1.5 m, a smoke density of not more than 0.5 at peak optical density and a smoke density not more than 0.15 at average optical density when tested in conformance with the Flame and Smoke Test in the Appendix to CSA C22.2 No. 0.3, “Test Methods for Electrical Wires and Cables” (FT6 Rating). (3) Service-entrance cables for communication and community antennae distribution systems need not conform to Sentence (1) provided, (a) the service-entrance cables are located in a building permitted to be of combustible construction and are not more than 3 m in length from the point of entry into the building or from the point of leaving protection as required in Clause (1)(b), or (b) the service-entrance cables enter into an electrical or telephone service room
separated from the remainder of the building by a fire separation having a fire-resistance rating not less than 1 h.
Notes to Table 3.1.3.1.:
3.1.4.4. Nonmetallic Raceways (1) Totally enclosed nonmetallic raceways used in a plenum in a building permitted to be of combustible construction shall meet the requirements of Clause 3.1.5.20.(1)(a).
Notes to Table 3.1.3.1.:
3.1.4.5. Fire-Retardant Treated Wood (1) If fire-retardant treated wood is specified in this Part, the wood shall, (a) be pressure impregnated with fire-retardant chemicals in conformance with CAN/CSA-O80 Series, “Wood Preservation”, and (b) have a flame-spread rating not more than 25.
Notes to Table 3.1.3.1.:
3.1.4.6. Heavy Timber Construction Alternative (1) If combustible construction is permitted and is not required to have a fire-resistance rating
more than 45 min, heavy timber construction is permitted to be used. (2) If heavy timber construction is permitted, it shall conform to Article 3.1.4.7.
Notes to Table 3.1.3.1.:
3.1.4.8. Cladding (1) Except as provided in Sentence (2), not less than 90% of the exterior cladding on each exterior wall of buildings
conforming to Article 3.2.2.43A. or 3.2.2.50A. shall consist of, (a)  noncombustible
cladding, or (b) a wall assembly that satisfies the criteria of Clause 3.1.5.5.(1)(b). (2) Where a building is considered to face one street in accordance with Clause 3.2.2.10.(3)(b), the exterior cladding on each exterior wall of buildings conforming to Article 3.2.2.43A. or 3.2.2.50A. shall consist of, (a)  noncombustible
cladding, or (b) a wall assembly that satisfies the criteria of Clause 3.1.5.5.(1)(b). (3) A wall assembly conforming to Clause (1)(b) or (2)(b) that includes combustible cladding made of fire-retardant-treated wood shall be tested for fire exposure after the cladding has been subjected to the accelerated weathering test specified in ASTM D2898, “Accelerated Weathering of Fire-Retardant-Treated Wood for Fire Testing”.
Notes to Table 3.1.3.1.:
3.1.4.9. Revoked: O. Reg. 89/23, s. 4. 3.1.5. Noncombustible Construction
Notes to Table 3.1.3.1.:
3.1.5.1. Noncombustible Materials (1) Except as permitted by Sentences (2) to (4) and Articles 3.1.5.2. to 3.1.5.25., 3.1.13.4. and 3.2.2.16., a building or part of a building required to be of noncombustible construction, shall be constructed with noncombustible materials. (2) Notwithstanding the definition for noncombustible
materials stated in Article 1.4.1.2. of Division A, a material is permitted to be used in noncombustible construction provided that, when tested in accordance with ULC S135, “Test Method for the Determination of Combustibility Parameters of Building Materials Using an Oxygen Consumption Calorimeter (Cone Calorimeter)”, at a heat flux of 50 kW/m2, (a) its average total heat release is not more than 3 MJ/m2, (b) its average total smoke extinction area is not more than 1.0 m2, and (c) the test duration is extended beyond the time stipulated in the referenced standard until it is clear that there is no further release of heat or smoke. (3) If a material referred to in Sentence (2) consists of a number of discrete layers and testing reveals that the surface layer or layers protect the underlying layers such that the complete combustion of the underlying layers does not occur, the test shall be repeated by removing the outer layers sequentially until all layers have been exposed during testing, or until complete combustion has occurred. (4) The acceptance criteria for a material tested in accordance with Sentence (3) shall be based on the cumulative emissions from all layers, which must not exceed the criteria stated in Clauses (2)(a) and (b).
Notes to Table 3.1.3.1.:
3.1.5.2. Minor Combustible Components (1) The following minor combustible
components are permitted in a building required to be of noncombustible construction: (a) paint, (b) self-adhesive tapes, mastics and caulking materials applied to provide flexible seals between the major components of exterior wall construction, (c)  fire stops
conforming to Sentence 3.1.9.1.(1) and fire blocks
conforming to Article 3.1.11.7., (d) tubing for pneumatic controls provided it has an outside diameter not more than 10 mm, (e) adhesives, vapour barriers and sheathing papers, (f) electrical outlet and junction boxes, (g) wood blocking within wall assemblies intended for the attachment of handrails, fixtures, and similar items mounted on the surface of the wall, and (h) similar minor components.
Notes to Table 3.1.3.1.:
3.1.5.3. Combustible Roofing Materials (1) Combustible roof covering that has an A, B or C classification determined in conformance with Subsection 3.1.15. is permitted on a building
required to be of noncombustible construction. (2) Combustible roof sheathing and roof sheathing supports installed above a concrete deck are permitted on a building required to be of noncombustible construction provided, (a) the concrete deck is not less than 50 mm thick, (b) the height of the roof space above the deck is not more than 1 000 mm, (c) the roof space is divided into compartments by fire blocks in conformance with Article 3.1.11.5., (d) openings through the concrete deck, other than for noncombustible roof drains and plumbing piping, are protected by masonry or concrete shafts, (i) constructed as fire separations having a fire-resistance rating not less than 1 h, and (ii) extending from the concrete deck to not less than 150 mm above the adjacent roof sheathing, (e) the perimeter of the roof is protected by a noncombustible parapet extending from the concrete deck to not less than 150 mm above the adjacent sheathing, and (f) except as permitted by Clause (d), the roof space does not contain any building
services. (3) Combustible cant strips, roof curbs, nailing strips and similar components used in the installation of roofing are permitted on a building required to be of noncombustible construction. (4) Wood nailer facings to parapets, not more than 600 mm high, are permitted on a building required to be of noncombustible construction, if the facings and any roof membranes covering the facings are protected by sheet metal.
Notes to Table 3.1.3.1.:
3.1.5.4. Combustible Glazing and Skylights (1) Combustible
skylight assemblies are permitted in a building
required to be of noncombustible construction if the assemblies have a flame-spread rating not more than, (a) 150, provided the assemblies, (i) have an individual area not more than 9 m2, (ii) have an aggregate horizontal projected area of the openings through the ceiling not more than 25% of the area of the ceiling of the room or space in which they are located, and (iii) are spaced not less than 2 500 mm from adjacent assemblies and 1 200 mm from required fire separations, or (b) 75, provided the assemblies, (i) have an individual area not more than 27 m2, (ii) have an aggregate horizontal projected area of the openings through the ceiling not more than 33% of the area of the ceiling of the room or space in which they are located, and (iii) are spaced not less than 1 200 mm from adjacent assemblies and from required fire separations. (2) Combustible vertical glazing installed no higher than the second storey is permitted in a building required to be of noncombustible construction. (3) Except as permitted by Sentence (4), the combustible
vertical glazing permitted by Sentence (2) shall have a flame-spread rating not more than 75. (4) The flame-spread rating of combustible glazing in Sentence (2) is permitted to be not more than 150 if the aggregate area of glazing is not more than 25% of the wall area of the storey in which it is located, and, (a) the glazing is installed in a building not more than 1 storey
in building height, (b) the glazing in the first storey is separated from the glazing in the second storey in accordance with the requirements of Article 3.2.3.17. for opening protection, or (c) sprinklers are installed in, (i) any storey with combustible
glazing, and (ii) the storey immediately above the storey
with combustible glazing. (5) Combustible
window sashes and frames are permitted in a building
required to be of noncombustible construction provided, (a) each window in an exterior wall face is an individual unit separated by a wall of noncombustible construction from every other opening in the exterior wall, (b) windows in exterior walls in contiguous storeys are separated by not less than 1 000 mm of noncombustible construction, and (c) the aggregate area of openings in an exterior wall face of a fire compartment is not more than 40% of the area of the wall face.
Notes to Table 3.1.3.1.:
3.1.5.5. Combustible Components for Exterior Walls (1) Except as provided in Sentences (2) and (4), combustible components are permitted to be used for an exterior non-loadbearing
wall assembly in a building required to be of  noncombustible construction, provided that, (a) the building
is, (i) not more than 3 storeys in building height, or (ii) not more than 6 storeys in building height if
sprinklered, (b) when tested in accordance with CAN/ULC-S134, "Fire Test of Exterior Wall Assemblies", the wall assembly satisfies the following criteria for testing and conditions of acceptance: (i) flaming on or in the wall assembly does not spread more than 5 m above the opening, and (ii) the heat flux during the flame exposure on the wall assembly is not more than 35 kW/m2 measured at 3.5 m above the opening, and (c) the interior surfaces of the wall assembly are protected by a thermal barrier conforming to Sentence 3.1.5.12.(5). (2) Except as permitted by Articles 3.2.3.10. and 3.2.3.11., where the limiting distance in Tables 3.2.3.1.B. to 3.2.3.1.E. permits an area of unprotected openings of not more than 10% of the exposing building face, the construction requirements of Table 3.2.3.7. shall be met. (3) A wall assembly permitted by Sentence (1) that includes combustible
cladding of fire-retardant treated wood shall be tested for fire exposure after the cladding has been subjected to an accelerated weathering test as specified in ASTM D2898, “Accelerated Weathering of Fire-Retardant-Treated Wood for Fire Testing”. (4) The requirements of this Article do not apply where foamed plastic insulation is used in an exterior wall assembly of a building and the insulation is protected in conformance with Sentences 3.2.3.8.(1) and (2).
Notes to Table 3.1.3.1.:
3.1.5.5A. Factory-Assembled Panels (1) Except as permitted in Sentence (2), factory-assembled wall and ceiling panels containing foamed plastic insulation with a flame-spread rating
not more than 500 are permitted to be used in a building
required to be of noncombustible construction, provided that, (a) the building, (i) is sprinklered, (ii) is not more than 18 m high, measured from grade to the underside of the roof, and (iii) does not contain a Group A, Group B or Group C major occupancy, and (b) the panels, (i) do not contain an air space, (ii) when tested in accordance with CAN/ULC-S138, “Test for Fire Growth of Insulated Building Panels in a Full-Scale Room Configuration”, meet the criteria set out in that document, and (iii) when a sample panel with an assembled joint typical of field installation is subjected to the applicable test described in Subsection 3.1.12., have a
flame-spread rating not more than that permitted for the room or space that they bound. (2) Factory-assembled exterior wall panels containing thermosetting foamed plastic insulation are permitted to be used in a building required to be of noncombustible construction, provided that, (a) the building, (i) is not more than 18 m high, measured from grade to the underside of the roof, and (ii) does not contain a Group B or Group C major occupancy, and (b) the wall panels, (i) do not contain an air space, (ii) are protected on both sides by sheet steel not less than 0.38 mm thick, (iii) remain in place for not less than 10 min when tested in accordance with CAN/ULC-S101, “Fire Endurance Tests of Building Construction and Materials”, where the exposed surface includes typical vertical and horizontal joints, and (iv) when a sample panel with an assembled joint typical of field installation is subjected to the applicable test described in Subsection 3.1.12., have a flame-spread rating not more than that permitted for the room or space that they bound. (3) A walk-in cooler or freezer consisting of factory-assembled wall, floor or ceiling panels containing foamed plastic insulation with a flame-spread rating not more than 500 is permitted to be used in a building required to be of noncombustible construction, provided that, (a) the building is
sprinklered, (b) the panels, (i) are protected on both sides by sheet metal not less than 0.38 mm thick with a melting point not less than 650°C, (ii) do not contain an air space, (iii) when tested in accordance with CAN/ULC-S138, “Test for Fire Growth of Insulated Building Panels in a Full-Scale Room Configuration”, meet the criteria set out in that document, and (iv) when a sample panel with an assembled joint typical of field installation is subjected to the applicable test described in Subsection 3.1.12., have a flame-spread rating not more than that permitted for the space in which they are located, the space that they bound, or the walls of the building
to which the cooler or freezer is attached, as applicable.
Notes to Table 3.1.3.1.:
3.1.5.6. Nailing Elements (1) Wood nailing elements attached directly to or set into a continuous noncombustible backing for the attachment of interior finishes, are permitted in a building required to be of noncombustible construction provided the concealed space created by the wood elements is not more than 50 mm thick.
Notes to Table 3.1.3.1.:
3.1.5.7. Combustible Millwork (1) Combustible millwork, including interior trim, doors and door frames, show windows together with their frames, aprons and backing, handrails, shelves, cabinets and counters, is permitted in a building required to be of noncombustible construction.
Notes to Table 3.1.3.1.:
3.1.5.8. Combustible Flooring Elements (1) Combustible stage flooring supported on noncombustible
structural members is permitted in a building
required to be of noncombustible construction. (2) Wood members more than 50 mm but not more than 375 mm high applied directly to or set into a noncombustible floor slab are permitted for the construction of a raised platform in a building required to be of noncombustible construction provided the concealed spaces created are divided into compartments by fire blocks in conformance with Sentence 3.1.11.3.(2). (3) The floor system for the raised platform referred to in Sentence (2) is permitted to include combustible subfloor and combustible finished flooring. (4) Combustible
finished flooring is permitted in a building required to be of noncombustible construction.
Notes to Table 3.1.3.1.:
3.1.5.9. Combustible Stairs in Dwelling Units (1) Combustible stairs are permitted in a dwelling unit in a building required to be of noncombustible construction.
Notes to Table 3.1.3.1.:
3.1.5.10. Combustible Interior Finish (1) Except as provided in Sentences (2) and (3), combustible
interior wall and ceiling finishes described in Clause 3.1.13.1.(1)(b) that are not more than 1 mm thick are permitted in a building
required to be of noncombustible construction. (2) Combustible
interior wall finishes, other than foamed plastics, that are not more than 25 mm thick are permitted in a building required to be of noncombustible construction, provided they have a flame-spread rating not more than 150 on any exposed surface or any surface that would be exposed by cutting through the material in any direction. (3) Except as provided in Sentence (4), combustible interior ceiling finishes, other than foamed plastics, that are not more than 25 mm thick are permitted in a building required to be of noncombustible construction, provided that, (a) they have a flame-spread rating not more than 25 on any exposed surface or on any surface that would be exposed by cutting through the material in any direction, and (b) not more than 10% of the ceiling area within each fire compartment where such finishes are installed has a flame-spread rating not more than 150. (4) Combustible interior ceiling finishes made of fire-retardant treated wood are permitted in a building required to be of noncombustible construction, provided they are not more than 25 mm thick or are exposed fire-retardant treated wood battens.
Notes to Table 3.1.3.1.:
3.1.5.11. Gypsum Board (1) Gypsum board with a tightly adhering paper covering not more than 1 mm thick is permitted in a building required to be of noncombustible construction provided the flame-spread rating of the surface is not more than 25.
Notes to Table 3.1.3.1.:
3.1.5.13. Combustible Elements in Partitions (1) Except as permitted by Sentence (2), solid lumber partitions not less than 38 mm thick and wood framing in partitions located in a fire compartment
not more than 600 m2 in area are permitted to be used in a building required to be of noncombustible construction in a floor area that is not sprinklered provided the partitions, (a) are not required fire separations, and (b) are not located in a care, care and treatment or detention occupancy or in a retirement home. (2) Partitions installed in a building required to be of noncombustible construction are permitted to contain wood framing provided, (a) the building
is not more than 3 storeys in building height, (b) the partitions
are not located in a care, care and treatment or detention occupancy or in a
retirement home, and (c) the partitions
are not installed as enclosures for exits or vertical service spaces. (3) Solid lumber partitions not less than 38 mm thick and partitions that contain wood framing are permitted to be used in a building required to be of noncombustible construction provided, (a) the floor area containing the partitions is sprinklered, and (b) the partitions
are not, (i) located in a care, care and treatment or detention occupancy or in a retirement home, (ii) installed as enclosures for exits or vertical service spaces, or (iii) used to satisfy the requirements of Clause 3.2.8.1.(1)(a).
Notes to Table 3.1.3.1.:
3.1.5.14. Storage Lockers in Residential Buildings (1) Except in a retirement home, storage lockers in storage rooms are permitted to be constructed of wood in a building of residential occupancy
required to be of noncombustible construction.
Notes to Table 3.1.3.1.:
3.1.5.15. Combustible Ducts (1) Except as required by Sentence 3.6.4.3.(1), combustible
ducts, including plenums and duct connectors, are permitted to be used in a building required to be of
noncombustible construction provided these ducts and duct connectors are used only in horizontal runs. (2) Combustible duct linings, duct coverings, duct insulation, vibration isolation connectors, duct tape, pipe insulation and pipe coverings are permitted to be used in a building required to be of noncombustible construction provided they conform to the appropriate requirements of Part 6. (3) In a building required to be of noncombustible construction, combustible
ducts need not comply with the requirements of Part 6 provided the ducts are, (a) part of a duct system conveying only ventilation air, and (b) contained entirely within a dwelling unit.
Notes to Table 3.1.3.1.:
3.1.5.16. Combustible Piping Materials (1) Except as permitted by Sentences (2) and (3) and by Clause 3.1.5.2.(1)(d) and Article 3.1.5.22., combustible
piping and tubing and associated adhesives are permitted to be used in a building required to be of noncombustible construction provided that, except when concealed in a wall or concrete floor slab, they, (a) have a flame-spread rating not more than 25, and (b) if used in a building
described in Subsection 3.2.6., have a smoke developed classification not more than 50. (2) Combustible sprinkler piping is permitted to be used within a sprinklered
floor area in a building
required to be of noncombustible construction. (3) Polypropylene pipes and fittings are permitted to be used for drain, waste and vent piping for the conveyance of highly corrosive materials and for piping used to distribute distilled or dialyzed water in laboratory and hospital facilities in a building required to be of
noncombustible construction, provided, (a) the building
is sprinklered, (b) the piping is not located in a vertical shaft, and (c) piping that penetrates a fire separation is sealed at the penetration by a fire stop that has an FT rating not less than the fire-resistance rating of the fire separation when subjected to the fire test method in CAN/ULC-S115, “Fire Tests of Firestop Systems”, with a pressure differential of 50 Pa between the exposed and unexposed sides, with the higher pressure on the exposed side.