Many of us in the industry may not yet be tracking the next evolutionary step of the LEED rating system, LEED 2012.This may be a result of the past iteration of the rating system consisting more of changes in procedural requirements, rather than substantive changes to prerequisites and credits. For LEED 2009, the intent and requirements for prerequisites and credits, as well as the documentation requirements were, for the most part, unchanged. When USGBC created the LEED rating system, the importance of, and possible influence on, market transformation was recognized.
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