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Living Building Challenge 4.0 - Red List of Materials & Chemicals - Effective July 10, 2026

Living Building Challenge 4.0 - Red List of Materials & Chemicals - Effective July 10, 2026

This list is part of the Living Building Challenge (LBC) developed by Cascadia Green Building...

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This list is part of the Living Building Challenge (LBC) developed by Cascadia Green Building Council and now administered by the International Living Future Institute to guide building performance beyond LEED levels. This list is composed of materials that ILFI believes should be phased out of production due to health/toxicity concerns and will be updated as new science emerges.

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Endpoint Hazard Rating and Description GREENSCREEN® HPD C2C
Restricted List
Priority for Inclusion in the Living Building Challenge Red List
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Red List substances to avoid in Living Building Challenge V4.0 projects
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Watch List Substances Considered for Inclusion in the Living Building Challenge Red List

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