GENERAL REQUIREMENTS FOR ADU:
The unit is not intended for sale separate from the primary residence and may be rented. (see UPDATES)
The lot is zoned for single-family or multifamily use and typically contains an existing dwelling. However, if there is no existing dwelling, an ADU can be built at the same time as the newly constructed dwelling.
The unit is either built attached to the main residence, converted from existing space within an existing main residence, or built detached or converted to an ADU from an accessory building (example detached garage) on the same lot.
Starting January 1, 2020 Cities and counties may establish minimum and maximum ADU size requirements, but the maximum size cannot be less than 850 square feet for a one-bedroom ADU or 1,000 square feet for ADUs with two or more bedrooms.
No passageway can be required.
No setback can be required from an existing garage that is converted to an ADU.
Compliance with the local building code requirements.
Approval by the local health officer where private sewage disposal system is being used.
GENERAL REQUIREMENTS FOR JADU:
Limit to one JADU per residential zoned lot with an existing residence already built on the lot.
The owner must record a deed restriction stating that the JADU cannot be sold separately from the single-family residence and restricting the JADU to the size limitations and other requirements of the JADU ordinance.
The JADU must be located entirely within the structure of a single-family residence. Updates in 2020, allowed a JADU to be built within a proposed or existing accessory structure.
The JADU must have its own separate entrance.
The JADU must include an efficiency kitchen that includes a sink, cooking appliance, counter surface, and storage cabinets that meet minimum building code standards. No gas or 220V circuits are allowed.
The JADU may share a bath with the primary residence or have its own bath.