Toronto Municipal Code Chapter 492 (Bylaw 583-2009) – Green Roofs

Chapter 492 of the Toronto Municipal Code was adopted by Bylaw 583-2009 and sets requirements for the construction and maintenance of green roofs in Toronto. It requires every building or building addition constructed after January 30, 2010, to include a green roof to improve urban air quality, manage the urban heat island effect, manage stormwater and improve energy efficiency. It also details requirements for plant selection, irrigation, drainage, fire safety, maintenance, etc.