CA SB229

Authorizes local agencies to allow accessory dwelling units in areas zoned for single-family or multifamily residential use, with the ability to designate specific areas and impose standards on parking, height, setback, lot coverage, and architectural review.

Permits accessory dwelling units to be rented but prohibits their separate sale or conveyance from the primary residence; establishes maximum size limits of 1,200 square feet for detached units and 50 percent of primary dwelling living area or 1,200 square feet for attached units.

Extends parking requirement flexibility to allow tandem parking and permits replacement parking spaces in any configuration on the lot when a garage, carport, or covered parking structure is demolished or converted to an accessory dwelling unit.

Prohibits local agencies, special districts, and water corporations from treating accessory dwelling units as new residential uses for calculating utility connection fees or capacity charges, and prevents requirement of separate utility connections for units within existing spaces.

Requires local agencies to submit adopted accessory dwelling unit ordinances to the Department of Housing and Community Development within 60 days, allowing the department to review and comment on submissions.