6. As of 31 December 2023, it is prohibited to install, or have installed, boilers, furnaces and water heaters powered in whole or in part by oil in existing residential buildings.
As of that same date, it is also prohibited to install, or have installed, boilers, furnaces and water heaters powered in whole or in part by fossil fuel for the purpose of replacing appliances powered in whole or in part by oil in existing residential buildings.
1412-2021O.C. 1412-2021, s. 6.