Yuba City planners forward ADU code update to council to align with state law
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Summary
The planning commission recommended the city council adopt zoning code changes aligning accessory dwelling unit (ADU) and junior ADU standards with California law, clarifying size limits and utility connection rules.
The Yuba City Planning Commission voted to forward a zoning code amendment to the city council to update local accessory dwelling unit (ADU) and junior accessory dwelling unit (JADU) standards for consistency with recent state law changes. Development Services Director Doug Libby told the commission staff updated the ordinance wording, clarified maximum sizes and added language to reflect annual state changes.
Under the draft update, a JADU is limited to 500 square feet and ADUs to 1,200 square feet in most cases; staff clarified the ordinance to allow use of existing water and sewer connections rather than requiring new separate service connections in many circumstances. Libby said the state limits allowable local regulation of ADUs to objective design standards and that the local ordinance was revised to reflect that constraint: "the state's trying to do is say cities and counties, you can't put a bunch of extra, rules on these things," he said.
Commissioners asked how the rules apply to detached ADUs, septic systems and addressing; staff said detached ADUs may be permitted as close as four feet to side or rear property lines under state law (where local setbacks previously were larger), and noted ADUs served by septic systems are often limited by county health requirements and available lot area. Staff also confirmed ADUs may have separate entrances and separate addressing where appropriate.
The commission's motion recommends city council find the ordinance exempt from environmental review under Public Resources Code section 21080.17 and to adopt the amendments as presented (including a late technical clarification distributed at the hearing). The motion passed on a unanimous voice vote.
If the council approves the amendment, property owners in Yuba City will be able to apply under the revised, state-consistent rules; staff members noted HCD (California Department of Housing and Community Development) submits guidance and that local ordinances must be kept current with state law changes.