TREES - NC (Thai’s Rating of Energy and Environmental Sustainability – for New Construction and Major Renovation) Energy and environmental sustainability rating system for New Construction and Major Renovation of Thailand developed by Thai Green Building Institute (TGBI) which is the collaboration between The engineering Institute of Thailand Under H.M. The King’s Patronage and The Association of Siamese Architects Under Royal Patronage

Criteria to assess the level of certification of TREES :

– Building Management
– Site and Landscape
– Water Conservation
– Energy and Atmosphere
– Materials and Resources
– Indoor Environmental Quality
– Environmental Protection
– Green Innovation