Commercial Interiors projects must include in the water-use calculations any water fixtures that are being used by occupants, even if the installation of the fixtures is not within the scope of the project. For example, an office project that is not updat

Commercial Interiors projects registered after July 19, 2010, if they do not install or modify any fixtures in the base building restrooms, should copmlete calculations for WEp1 that only include fixtures within the tenant space/LEED-CI Project Boundary (the kitchen sink). However, the calculations for WEc1 must include all fixtures that are used by the LEED-CI project occupants (both within and outside of the LEED-CI project space).