California ADU Rules & Regulations Updates for 2026

Prior to 2016, while localities were encouraged to allow ADUs on single-family lots, local governments had wide-ranging authority to restrict development, but new streamlined regulations are set to go into effect on January 1, 2026, including…
A Tale Of Two ADUs

It may seem trivial to add one unit in a backyard or convert a basement to an apartment, but, in contrast to large apartment buildings or expanded suburbs, ADUs are a “surgical” path to new housing using existing land, sewers, water and other infrastructure. They may be the greenest and most sustainable housing strategy available.