The biggest issue Los Angeles Home owners have when building is s an ADU is Securing the building permits. It can lead to lots of back and forth with the LA Department of Building and Safety. But, the city just passed 21 New Pre Approved ADU designs. This will save property owners lots of time and headache when building their new ADU. Multiple architectural as well as construction firms are excited for these new pre approvals to take place. An example of this would be an arch