Tools
REScheck
The REScheck software and web tools simplify residential energy code compliance by automating trade-off calculations for the IECC and a number of state-specific codes.
COMcheck
The COMcheck software and web tools simplify and clarify energy code compliance with the IECC, standard (ASHRAE Standard 90.1), and a number of state-specific energy codes.
State Energy Codes
Highlights
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The U.S. Department of Energy (DOE) evaluates national and state-level impacts associated with building energy codes. That analysis shows that recent updates to the national model energy codes, including the International Energy Conservation Code, come at a growing cost to American households.
The 2024 IECC, if adopted nationwide, would drive up new contruction costs across the U.S. by over $127 billion compared to 2006 levels
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The U.S. Department of Energy (DOE) has issued a request for information (RFI) seeking input on its methodology for assessing consumer impacts associated with residential and commercial building energy codes, toward the objective of ensuring transparency in building energy code evaluations.
RFI: Updating and Improving the Methodology for Assessing Affordability and Cost-Effectiveness of Building Energy Codes