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Energy Efficient
Products
Energy Efficient
ProductsENERGY STAR products are independently certified to save energy without sacrificing features or functionality. Saving energy helps prevent climate change. Look for the ENERGY STAR label to save money on your energy bills and help protect our environment.
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Energy Savings
At Home
Energy Savings
At HomeImproving your home's energy efficiency with ENERGY STAR can help to reduce high energy bills, improve comfort and reduce greenhouse gas emissions. Let us help you — whether you do-it-yourself or hire a qualified professional.
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Energy Efficient
New Homes
Energy Efficient
New HomesA new home that has earned the ENERGY STAR label has undergone a process of inspections, testing, and verification to meet strict requirements set by the US EPA. ENERGY STAR certified homes use 15-30% less energy than typical new homes while delivering better comfort, quality, and durability.
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Energy Strategies for
Buildings & Plants
Buildings
& PlantsImprove financial performance and reduce carbon emissions with EPA's strategic energy management approach.
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Partner Resources
Home > Partner Resources > For New Home Industry Professionals > California ENERGY STAR Version 2 Guidelines
California ENERGY STAR Version 2 Guidelines
Should I use the Version 2 guidelines?
- Homes permitted before January 1, 2012 are permitted to be qualified under Version 2 of the guidelines for California.
For more information about the transition from Version 2 to Version 3, including the transitional Version 2.5 guidelines, see the Transition Timeline for California.
How to Qualify a Home
Select the core energy efficiency measures
There is only one path to qualify a home to earn the ENERGY STAR in California, the Performance Path. The Performance Path is based on a customized package of upgrades. See the Version 2 Program Requirements for California. 
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Complete inspection checklists
The Version 2 Requirements for California require completion of the Thermal Bypass Checklist. Homes must also pass California’s Quality Insulation Installation protocol.
EPA has developed a Thermal Bypass Inspection Checklist Guide (2.52MB) to explain the rationale behind each item.
Policy Changes and Clarifications
EPA periodically makes policy changes and clarifications, typically in response to a unique situation within a particular climate zone. See Recent Policy Changes and Clarifications.
