The CALGreen mid-code cycle update, effective July 1, 2024, introduces key revisions aimed at enhancing sustainability and reducing environmental impact in California’s building practices. This update focuses on improving energy efficiency, advancing sustainable construction practices, and increasing the use of renewable materials. Key changes include stricter requirements for energy performance, water efficiency, and indoor air quality. The update also emphasizes the integration of advanced technologies and innovative solutions to support California’s climate goals and promote greener building practices. These revisions reflect the state’s commitment to leading in environmental stewardship and resilience in the face of climate change.