When you have a detached ADU in your residential property is that....

[Suze Orman]

When you have an ADU in your residential property, is that make it multi family home?

Do you need to change the title to multi family home?

[Dan H.]

Quote from @Zachary Ware:

No, an ADU does not make your house multifamily but there are still zoning restrictions on ADUs.

 >there are still zoning restrictions on ADUs.

In CA there are no zoning restrictions on ADUs (state wide). I recognize other states may have zoning restrictions on ADUs.