LEED is a third-party certificate program under the U.S. Green Building Council (USGBC). It is a nationally accepted benchmark for the design, construction and operation of high-performance sustainable buildings. Certificate levels are as follows: Certified, Silver, Gold or Platinum. The levels are based on points obtained in six areas: sustainable sites, water efficiency, energy and atmosphere, material and resources, indoor environmental quality, and innovation in design.
Learn more at https://www.naiop.org