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National Codes of Canada · 2025

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National Building Code

How buildings are designed and built — structure, fire-resistance of assemblies, accessibility, energy efficiency.

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National Fire Code

Fire safety in buildings and facilities — prevention, sprinklers and alarms, life safety, hazardous materials.

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National Plumbing Code

Water systems — potable supply, drainage and venting, plumbing fixtures, sanitation requirements.

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⌕Search the code…fire widthPart 3
9.24.2.4fire separation… width of the exit…
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3.4.3.2Exit stair width… (Part 3)
3.4.4.3…exit stair enclosure… (Part 3)
3.4.5.4…stair travel… exit width… (Part 3)

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9.36.2.6Thermal resistance of assemblies above grade…
9.36.2.9Effective thermal resistance of building assemblies…
9.36.3.1Design of thermal… for resistance…

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3.2.2.18. Automatic Sprinkler System Required
(1) Except as permitted by Sentence (2), an automatic sprinkler system conforming to Articles 3.2.4.7., 3.2.4.8. and 3.2.5.12. shall be installed throughout a building regulated by 3.2.2.20.
⧉ Cross-references
3.2.4.7 3.2.4.8 3.2.5.12 3.2.2.20
3.2.4.7. — Design and construction of automatic sprinkler systems…
3.2.4.7. — Design and construction of automatic sprinkler systems…
3.2.4.8. — Water supply for automatic sprinkler systems…
3.2.5.12. — Sprinklers in storage garages…
3.2.2.20. — Buildings of combustible construction…

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9.36.2.6
Thermal resistance of assemblies above grade and below grade shall conform to…
9.36.2.9
Effective thermal resistance of building assemblies…

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Division B — Part 3 ☆
3.2.2.18.Automatic sprinkler systems
3.1.9.1.Firestops and fire separations
5.2.3.6.Portable fire extinguishers
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3.2.2.18.Automatic sprinkler…
3.1.9.1.Firestops…
5.2.3.6.Portable extinguishers…

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⧉ Cross-references
3.2.4.7 3.2.4.8 3.2.5.12 3.2.2.20
3.2.4.7.
Design and construction of automatic sprinkler systems shall be in accordance with…
3.2.4.7. Design and construction of automatic sprinkler systems…
3.2.4.8. Water supply for automatic sprinkler systems…
3.2.5.12. Sprinklers in storage garages…
3.2.2.20. Buildings of combustible construction…

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National Building Code

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