Local agencies steer 2021 Energy Code toward 10 percent efficiency gains

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Approved proposals for the 2021 International Energy Conservation Code (IECC) will bring an estimated 10 percent or more efficiency improvement for both residential and commercial buildings that follow the International Code Council standard. Changes from the 2018 IECC will lower building energy use for decades to come, reduce utility costs, and help mitigate carbon emissions from the built environment, proponents note. The U.S. Department of Energy will release a final analysis of energy savings attributable to code revisions later this year.

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2021 Energy Code sets table for double-digit efficiency gains

Sources: New Buildings Institute, Portland, Ore.; CP staff

Approved 2021 International Energy Conservation Code ballot items will bring an estimated 10 percent or greater efficiency improvement for residential and commercial building envelopes in jurisdictions abiding the code. IECC changes will lower building energy use for decades, reduce costs, and help mitigate carbon emissions from the built environment, proponents note.

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