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Proposed Changes by Subject—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 32 provisions)

Accessibility

(Proposed changes to 2 provisions)

Div.B 3.8.3.13. Universal Washrooms

Div.B 3.8.3.17. Showers

Building Fire Safety

(Proposed changes to 2 provisions)

Div.B 3.1.4.2. Protection of Foamed Plastics

Div.B 3.1.5.15. Foamed Plastic Insulation

Combustible Construction

(Proposed changes to 3 provisions)

Div.B 3.1.4.8. Exterior Cladding

Div.B 3.2.2.10. Streets

Div.B 3.2.5.6. Access Route Design

Encapsulated Mass Timber Construction

(Proposed changes to 2 provisions)

Div.B 3.2.2.48. Group C, up to 12 storeys, Sprinklered

Div.B 3.2.2.57. Group D, up to 12 storeys, Sprinklered

Environmental Separation Table 5.9.1.1.

(Proposed changes to 2 provisions)

Div.B 5.9.1.1. Compliance with Applicable Standards

Fire Alarm and Detection Systems

(Proposed changes to 1 provision)

Div.B 3.1.8.11. Installation of Smoke Dampers

Large Farm Buildings (General)

(Proposed changes to 1 provision)

Div.B 2.2.1.8. Fire Blocks

Other

(Proposed changes to 1 provision)

Div.B 3.1.5. Noncombustible Construction

Spatial Separation Between Buildings

(Proposed changes to 1 provision)

Div.B 3.2.3.1. Limiting Distance and Area of Unprotected Openings

Spray-Applied Polyurethane Insulation

(Proposed changes to 1 provision)

Div.B 5.9.1.1. Compliance with Applicable Standards

Structural Design (Part 9)

(Proposed changes to 16 provisions)

Div.B 1.1.3.1. Climatic and Seismic Values

Div.B 9.4.1.1. General

Div.B 9.4.2. Specified Loads

Div.B 9.20.1. Application

Div.B 9.23.1.1. Limitations

Div.B 9.23.3.1. Standards for Nails and Screws

Div.B 9.23.3.4. Nailing of Framing

Div.B 9.23.3.5. Fasteners for Sheathing or Subflooring

Div.B 9.23.6.1. Anchorage of Building Frames

Div.B 9.23.11.4. Joints in Top Plates

Div.B 9.23.13. Bracing to Resist Lateral Loads Due to Wind and Earthquake

Div.B 9.23.16.1. Required Roof Sheathing

Div.B 9.23.16.5. Lumber Roof Sheathing

Div.B 9.31.6.2. Equipment and Installation

Div.B 9.33.4.7. Structural Movement

Appendix C

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