Ontario CodeNews

The Minister of Municipal Affairs and Housing has amended Ontario's 2024 Building Code to clarify requirements, save builders, developers, homeowners, manufacturers, and regulators time and money and create greater certainty in building permit and inspection processes. The following changes came into effect on April 20, 2026: Clarifying technical requirements for pipes when leaching chambers are used in shallow buried trench sewage systems. Supporting the faster construction

The Ministry of Municipal Affairs and Housing will transition all Building Code examinations to the 2024 Building Code (OBC) beginning Monday, March 30, 2026. Candidates have been able to book exam dates for the new 2024 OBC exams since Monday, March 9, 2026. Preparing for the New Exams To support candidates prepare for this transition, they are encouraged to visit Humber Polytechnic’s OBC Examination News website, which provides ongoing updates and links to the Ministry’s S

The Application for a Permit to Construct or Demolish form (a provincial form approved by the Minister) is being updated. Effective February 16, 2026, municipalities will be required to use this updated form for their building permit applications. The updated form is available at: Application for a Permit to Construct or Demolish . Municipalities and other principal authorities that use local versions of the form based on the provincial form will need to update their forms by