46 resources
Adoption Toolkit – Part 1

The Code Adoption Toolkit is intended to encourage and support those interested in energy code adoption. Whether you are just starting out, creating your plan to actively participate, or seeking more information to become an expert, the Toolkit can help.

News and Opinions
Are Energy Codes Exacerbating the Housing Affordability Crisis?

Cherylyn Kelley at the Institute for Market Transformation explains misconceptions around the costs of more efficient building codes.

Slides: ICF Cost-Effectiveness of the Residential Provisions of the 2021 IECC

Slides from the webinar on the cost-effectiveness of energy-efficient code.

Comparison of 2021 IECC Residential Cost-Effectiveness Analysis (Summary), Rev 6/22

A comparison of 2021 IECC Residential Cost-Effectiveness Analyses performed by ICF and HIRL.

ICF 2021 IECC Cost-Effective Analysis, Rev 6/22

A report that mirrors and fact checks the 2021 IECC Residential Cost-Effectiveness Analysis publishes by HIRL and commissioned by NAHB.

Fact Sheets
EECC Recommendations on Key 2024 IECC Proposals

A list of key proposals for the 2024 IECC includeing EECC's recommendations and reasoning behind them.

Fact Sheets
2024 IECC – Significant Potential Efficiency Rollbacks

The EECC has identified key residential and commerical proposals that would significantly reduce efficiency as compared to the 2021 IECC.

Fact Sheets
Fact Sheet: 2024 IECC Process

Summary of the revised IECC Process: Timelines and Committees

Status of State Energy Code Adoption

Status of state Commercial and Residential Energy Code adoption accounting for local amendments

DOE Determinations for ASHRAE 90.1 and the IECC

DOE Savings Estimates for the 2021 IECC (Residential) and ASHRAE 90.1-2019 (Commericial) as compared to prior versions

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