2019 Building Energy Efficiency Standards
The 2019 Building Energy Efficiency Standards take effect January 1, 2020. Find compliance manuals, forms, software, and supporting content.
The California Energy Commission is leading the state to a 100 percent clean energy future. As the state's primary energy policy and planning agency, the Energy Commission is committed to reducing energy costs and environmental impacts of energy use while ensuring a safe, resilient, and reliable supply of energy.
About the Energy Commission