But now a dramatic expansion is about to begin as new building codes take effect jan.
California requiring solar panels on all new homes.
Developers are looking for ways to comply while keeping their homes affordable.
A new california law set to take effect in 2020 is expected to make the price of new homes in the state thousands of dollars more expensive.
California to require all new homes to have solar panels starting in 2020 there will be intended and unintended consequences.
California is requiring all newly constructed homes to have solar panels starting in 2020.
Lower emissions statewide lower energy bills and more solar jobs.
The energy commission voted in may 2018 to require that most new single family homes as well as multifamily residential buildings up to three stories be built with solar panels.