Gas appliances will still be permitted, for now.
The California Energy Commission released a draft building standards code on Thursday that would require new homes to be equipped with circuits and panels that support all-electric appliances for heating, cooking and drying clothes.
Source: California proposes to steer new homes from gas appliances
We are going to put some large demands on the electric grid – electric heating and water heating use a very large amount of electricity. So too does EV charging. Simultaneously, the Biden administration has proposed shutting down 12-13 fossil fuel power plants every month through 2035. It is not clear how that power generation capacity will be replaced – that would be building the equivalant of 3 alternative power plants every week for the next 14 years.