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Cost Effectiveness of the Residential Provisions of the 2021 IECC

Following U.S. Department of Energy cost effectiveness certification of the 2021 International Energy Conservation Code (IECC), the National Association of Homebuilders (NAHB) commissioned the Home Innovation Research Labs (HIRL) to conduct an independent cost analysis of the 2021 IECC. The report, 2021 IECC Residential Cost-Effectiveness Analysis 3 (HIRL report), was published in June 2021, and … Continued

2024 IECC Process

This resource provides an overview of the 2024 IECC development process.

2024 IECC – EECC Recommendations on Key Proposals

This document provides a brief outline of select proposals on the efficiency of the International Energy Conservation Code (IECC), along with the Energy Efficient Codes Coalition’s (EECC) initial recommendations.

Working with a Community Accountability Board to Co-Design Equitable Building Performance Standards

When implementing a building performance standard (BPS), jurisdictions must prioritize community collaboration and ownership. A Community Accountability Board (CAB) works with policymakers and administrators to review a BPS’ impact on frontline and fenceline communities. These are communities that experience the most immediate and worst impacts of climate change and are most often communities of color, … Continued

Short Building Performance Standard Model Law

This resource establishes goals and an equitable process for crafting building performance standard rules to support energy-efficient, affordable, healthy buildings.