Leadership in Energy and Environmental Design (LEED) Green Building Rating System® is a third-party certification program and an internationally accepted benchmark for the design, construction and operation of high performance green buildings.


Distinct rating systems are available for:

The Canadian rating systems are an adaptation of the US Green Building Council's (USGBC) LEED Green Building Rating System, tailored specifically for Canadian climates, construction practices and regulations and are administered by the Canadian Green Building Council (CaGBC.)