Adoption

Adoption

State and Local Energy Code Adoption

EECC is dedicated to promoting the adoption of the latest version of the IECC for Residential and Commercial buildings, which is currently the 2021 IECC, without weakening amendments. A variety of resources, developed both by EECC and other efficiency advocates, are available to support adoption at the local level.

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Adoption Toolkit

The Code Adoption Toolkit is intended to encourage and support those interested in energy code adoption at any point in the process, whether you are just starting out, creating your plan in order to actively participate, or seeking more information to become an expert. The Toolkit contains a wide variety of resources including white papers, useful templates, and interactive tools.

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Codes Calculator

The Energy Codes-Carbon Calculator is a tool for cities and states to estimate the energy and carbon savings associated with adopting a more efficient version of the energy code. The calculator takes into account projected building growth and code compliance rates to help create a more accurate savings picture.

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State adoption of the IECC/90.1 by version year

Residential
Commercial
Residential
Commercial

Adoption Resources

Reports
Cost-Effectiveness Executive Summary Report

An analysis comparing life-cycle cost analysis methodology with two other cost-effectiveness methodologies: simple payback and mortgage cash-flow.

Tools
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.

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