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September 15, 2021
The Washington State Clean Buildings Act provides operational energy performance requirements for existing buildings. New buildings above 50,000 square feet in size that are currently in development also need to meet CBA energy performance targets and so also must be designed to meet CBA criteria.
The goal of the Clean Buildings Act, aka HB 1257 or Washington Administrative Code (WAC 194-50), is to reduce energy consumption in existing buildings greater than 50,000 sf.
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