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Building Energy Codes Program

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Publication Date: July 20, 2021

Expected savings overview of new homes built to the 2021 IECC and new commercial buildings built to ASHRAE Standard 90.1-2019 by State.

Building Type

Code Referenced

2021 IECC (1)
(-) ASHRAE Standard 90.1 (1)
ASHRAE Standard 90.1-2019 (1)
(-) International Energy Conservation Code (IECC) (1)

Document Type

Analysis (1)

Focus

(-) Code Development (1)

State or Territory

(-) Tennessee (1)

Building Energy Codes Program is a resource of the U.S. Department of Energy's Building Technologies Office.
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