Requirements II
OR CASE 2: Previously Developed Areas2 or Graded Sites
Restore or preserve at least half of the site (excluding the building footprint) or 20 percent of the total site area (including building footprint), whichever is greater, with indigenous vegetation3.
Projects with SS Credit 2: Development Density and Community Connectivity may include vegetated roof surface in this calculation if the plants are indigenous, offer habitat, and encourage biodiversity.