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California to make solar mandatory on new homes from 2020

May 10, 2018

California has become the first state in the US to mandate for solar on new build homes.

The California Energy Commission approved new Building Energy Efficiency Standards on Wednesday, including the requirement for a PV array on new build homes.

The proposal has been in the works for two years and will require builders to use “smart inverters” and offer optional energy storage.

“The combination of rooftop solar and the option to add energy storage systems as an efficiency compliance credit provides builders with an attractive, cost-effective option to fully electrify homes,” said Abigail Ross Hopper, president and CEO, Solar Energy Industries Association (SEIA).

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