But now a dramatic expansion is about to begin as new building codes take effect jan.
California requiring solar panels on all new homes.
California to require all new homes to have solar panels starting in 2020 there will be intended and unintended consequences.
Developers are looking for ways to comply while keeping their homes affordable.
1 requiring all newly.
California is requiring all newly constructed homes to have solar panels starting in 2020.
The law requires all new homes to have solar panels.
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.