Proposed Changes by Code Provision—National Building Code 2020

A hyperlinked number (e.g., Footnote 1) at the end of a proposed change link leads to a supporting document for that proposed change.

List of Supporting Documents

National Building Code 2020 (Proposed changes to 79 provisions)

Division A

(Proposed changes to 2 provisions)

Part 1 - Compliance

(Proposed changes to 1 provision) Symbols and Other Abbreviations

Part 2 - Objectives

(Proposed changes to 1 provision) Application of Objectives

Division B

(Proposed changes to 76 provisions)

Part 1 - General

(Proposed changes to 1 provision) Climatic and Seismic Values

Part 3 - Fire Protection, Occupant Safety and Accessibility

(Proposed changes to 27 provisions) Protection of Foamed Plastics Foamed Plastic Insulation Fire Blocks in Horizontal Concealed Spaces Fire Blocks in Crawl Spaces Fire Containment in Basements Storeys below Ground Automatic Sprinkler System Required Group A, Division 4 Wall Exposed to Another Wall Underground Walkway Determination of Requirement for a Fire Alarm System Annunciator and Zone Indication Fire Detectors Hose Connections Automatic Sprinkler Systems Combustible Sprinkler Piping Sprinklered Service Space Contained Use Areas Storage Rooms Handrails Elevator Car Dimensions
3.8. Accessibility
3.8.1. Scope Plumbing Facilities Lavatories and Mirrors

Part 4 - Structural Design

(Proposed changes to 7 provisions) Analysis General Requirements Site Properties Elements of Structures, Non-structural Components and Equipment Additional Performance Requirements for Post-disaster Buildings, High Importance Category Buildings, and a Subset of Normal Importance Category Buildings

Part 9 - Housing and Small Buildings

(Proposed changes to 33 provisions) Ramp Slope Protection of Foamed Plastics Fire Alarm System Required Dampproofing Materials
9.13.4. Soil Gas Control Ground Cover in Heated Crawl Spaces Insulation Materials Installation of Spray-Applied Polyurethane Air Barrier Systems in Floors-on-ground Vapour Barrier Materials Material Standards Materials
9.36. Energy Efficiency Continuity of Insulation Equipment Efficiency Climatic Data Modeling Building Envelope of Proposed House Modeling Building Envelope of Reference House Determination of Airtightness Level Energy Performance Improvement Compliance Calculations Compliance Energy Conservation Measures for Above-Ground Opaque Building Assemblies Energy Conservation Measures for Opaque Building Assemblies Below-Grade or in Contact with the Ground Energy Conservation Measures for HVAC Systems Energy Conservation Measures for Service Water Heating Equipment

Part 10 -

(Proposed changes to 6 provisions)

Appendix C

(Proposed changes to 1 provision)

Appendix D

(Proposed changes to 1 provision)

Division C

(Proposed changes to 1 provision)

Part 2 - Administrative Provisions

(Proposed changes to 1 provision) Information Required on Drawings and Specifications
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