Proposed Changes by Subject—National Building Code 2020

Div.B 3.8.3.9. Accessible Signs

• 1766 - Accessible Safety Signage

Div.B 9.9.11. Signs

• 1766 - Accessible Safety Signage

Div.B 3.8. Accessibility

• 1882 - Reinforcing Stud Walls in Washrooms for the Future Installation of Grab Bars: Showers and Bathtubs ^{Footnote 1 Footnote 2}
• 1884 - Paths of Travel Within a Visitable Dwelling Unit ^{Footnote 1 Footnote 2}
• 1958 - Washrooms in Visitable Dwelling Units ^{Footnote 1 Footnote 2}
• 2031 - Reinforcing Stud Walls in Washrooms for the Future Installation of Grab Bars: Water Closets ^{Footnote 1 Footnote 2}

Div.B 9.31.2.3. Grab Bars

• 2030 - Reinforcing Stud Walls in Washrooms for the Future Installation of Grab Bars: Structural Strength ^{Footnote 1 Footnote 2}

Div.B 10.9.

• 2032 - Heat Transfer, Air Leakage and Condensation Control Requirements ^{Footnote 3}
• 2033 - Ventilation Systems in Existing Buildings Subjected to Alteration ^{Footnote 3}
• 2051 - Explanatory Note 10.9.1.1. for Continuity of the Air Barrier System ^{Footnote 3}

Div.B 3.2.3.7. Construction of Exposing Building Face

• 1939 - Clarification of the Requirement for Sprinklers in Combustible Attic or Roof Spaces

Div.B 3.2.3.16. Protection of Soffits

• 1938 - Removal of Redundant Sprinkler References

Div.B 3.2.5.11. Hose Stations

• 1938 - Removal of Redundant Sprinkler References

Div.B 3.2.5.12. Automatic Sprinkler Systems

• 1939 - Clarification of the Requirement for Sprinklers in Combustible Attic or Roof Spaces

Div.B 3.3.1.17. Capacity of Access to Exits

• 1938 - Removal of Redundant Sprinkler References

Div.B 3.4.2.6. Principal Entrances

• 1938 - Removal of Redundant Sprinkler References

Div.B 3.2.1.4. Floor Assembly over Basement

• 1994 - Exemptions List for Floor Assemblies over Basements

Div.B 4.1.3.2. Strength and Stability

• 1980 - Specified Wind and Snow Loads in Part 4

Div.B 4.1.6.2. Specified Snow Load

• 1980 - Specified Wind and Snow Loads in Part 4

Div.B 4.1.6.5. Multi-level Roofs

• 1980 - Specified Wind and Snow Loads in Part 4

Div.B 4.1.6.7. Areas Adjacent to Roof Projections

• 1980 - Specified Wind and Snow Loads in Part 4

Div.B 4.1.6.9. Gable Roofs

• 1980 - Specified Wind and Snow Loads in Part 4

Div.B 4.1.6.10. Arch Roofs, Curved Roofs and Domes

• 1980 - Specified Wind and Snow Loads in Part 4

Div.B 4.1.7.3. Static Procedure

• 1980 - Specified Wind and Snow Loads in Part 4

Div.B 4.1.8.2. Notation

• 1980 - Specified Wind and Snow Loads in Part 4

Appendix C

• 1979 - Updated Climatic Data ^{Footnote 4}

Div.B 4.1.8.15. Design Provisions

• 1900 - Clarification of the Use of the Importance Factor in the Determination of Design Forces

Div.B 9.36. Energy Efficiency

• 2042 - Energy Performance Tier 1 of the Prescriptive Path

Div.B 2.1.1.1. Scope

• 1918 - Introduction of the OP3 Sub-Objective for Farm Buildings in the NBC

Div.B 2.2. Fire Protection and Occupant Safety

• 1777 - Spatial Separation and Exposure Protection ^{Footnote 5}

Div.A 2.2.1.1. Objectives

• 1998 - Introduction of New OS Safety Sub-Objective for Firefighter Safety

Div.B 1.1.3.1. Climatic and Seismic Values

• 2061 - Overheating in New Dwelling Units ^{Footnote 6}

Div.B 6.2.1. General

• 2061 - Overheating in New Dwelling Units ^{Footnote 6}

Div.B 9.33.2.1. Required Heating Systems

• 2061 - Overheating in New Dwelling Units ^{Footnote 6}

Div.B 9.33.3. Design Temperatures

• 2061 - Overheating in New Dwelling Units ^{Footnote 6}

Div.B 9.33.5. Heating and Air-conditioning Appliances and Equipment

• 2061 - Overheating in New Dwelling Units ^{Footnote 6}

Div.B 9.4.2. Specified Loads

• 2048 - Specified Wind and Snow Loads in Part 9 ^{Footnote 7}

Div.B 9.6.1.3. Structural Sufficiency of Glass

• 2048 - Specified Wind and Snow Loads in Part 9 ^{Footnote 7}

Div.B 9.23.3.4. Nailing of Framing

• 2048 - Specified Wind and Snow Loads in Part 9 ^{Footnote 7}

Div.B 9.23.3.5. Fasteners for Sheathing or Subflooring

• 2048 - Specified Wind and Snow Loads in Part 9 ^{Footnote 7}

Div.B 9.23.6.1. Anchorage of Building Frames

• 2048 - Specified Wind and Snow Loads in Part 9 ^{Footnote 7}

Div.B 9.23.13.1. Requirements for Low to Moderate Wind and Seismic Forces

• 2048 - Specified Wind and Snow Loads in Part 9 ^{Footnote 7}

Div.B 9.23.13.2. Requirements for High Wind and Seismic Forces

• 2048 - Specified Wind and Snow Loads in Part 9 ^{Footnote 7}

Div.B 9.23.13.3. Requirements for Extreme Wind and Seismic Forces

• 2048 - Specified Wind and Snow Loads in Part 9 ^{Footnote 7}

Div.B 9.23.16.1. Required Roof Sheathing

• 2048 - Specified Wind and Snow Loads in Part 9 ^{Footnote 7}

Div.B 9.23.16.5. Lumber Roof Sheathing

• 2048 - Specified Wind and Snow Loads in Part 9 ^{Footnote 7}

Div.B 9.27.5.4. Size and Spacing of Fasteners

• 2048 - Specified Wind and Snow Loads in Part 9 ^{Footnote 7}