California has started requiring rooftop solar on new home builds (with a few exceptions): https://news.energysage.com/an-overview-of-the-california-solar-mand

California has started requiring rooftop solar on new home builds (with a few exceptions): https://news.energysage.com/an-overview-of-the-california-solar-mandate/ https://news.energysage.com/an-overview-of-the-california-so... I'm not sure it is a great idea. Utility scale solar farms are more cost effective and California has plenty of room for more solar farms, even though the farm approach requires more transmission investments. It might prove beneficial if PG&E continues to respond to high fire risk conditions by shutting off power delivery.