[1] Chemicals on the red list may not be included in materials used in construction that seeks to meet the criteria of the Living Building Challenge (LBC).
[1] The 2024 LBC red list has over twelve thousand items each identified with a CAS Registry Number.
In addition, the final documentation must include a statement that asks the manufacturer to stop using the red list material or chemical.
In this product standard, the material health evaluation criteria include compliance with a banned chemical list for bronze level certification.
According to C2CPII, chemicals are selected for inclusion on the list due to their tendency to accumulate in the biosphere and lead to irreversible negative human health effects.
The Perkins and Will Transparency List includes substances commonly found in the built environment that regulatory entities have classified as being harmful to human and/or environmental health.
[7] In 2011, the U.S. Green Building Council (USGBC) piloted a credit for its Leadership in Energy and Environmental Design (LEED) rating system that intended to reduce the quantity of indoor contaminants that are harmful to the comfort and well-being of installers and occupants.