Ontario Interim Amendments to the 2012 Building Code

May 5, 2022

The Minister of Municipal Affairs and Housing recently made amendments to Ontario’s Building Code (Ontario Regulation 451/22) to:

  • Support the More Homes for Everyone Actby:
    • Adding new provisions to allow for the early and partial occupancy for super-tall buildings (i.e., those that are 65 stories or more)
    • Removing barriers to multi-residential modular construction projects
    • Allowing encapsulated mass timber buildings to be constructed up to 12 stories high and
    • Supporting local building official internship programs
  • Exempt sheds of up to 15 square meters in area from Building Code requirements (subject to technical conditions)



These amendments come into effect on the following dates:

  • Early and partial occupancy of super-tall buildings
    • November 1, 2022
  • Multi-residential modular construction
    • July 1, 2022
  • Encapsulated mass timber buildings up to 12 stories
    • July 1, 2022
  • Support local building official internship programs
    • July 1, 2022
  • Exempt sheds from Building Code requirements
    • Immediately