LEED v4.1 offers more opportunities to achieve points
under this credit and is commonly recommended for
projects. This toolkit reviews LEED v4.1 documentation and
requirements only.

In addition, Option 1: Simulation – Spatial Daylight
Autonomy (sDA) and Annual Sunlight Exposure (ASE)
offers the most detailed level of analysis benefiting design
decisions. For this reason, the toolkit shows documentation
samples for Option 1 only.