ADU Rules in Beverly Hills.
Local ADU regulations, permit fees, setback requirements, and typical timelines for Beverly Hills. Last updated 2026-05-27.
Beverly Hills ADU Requirements
State minimums apply. Hillside lots may require additional rear setback.
Attached ADU: up to 25 ft
Replacement parking may be required depending on zone; verify with Planning Division.
Beverly Hills has one of the higher fee structures in LA County. Fees include Development Tax and school fees.
Design 6 weeks · Permit 10 weeks · Build 40 weeks
Plain-language summary
In Beverly Hills, a detached ADU requires a minimum 4-foot side setback and 4-foot rear setback. The maximum height for a detached ADU is 16 feet, while an attached ADU may be up to 25 feet. The maximum size for a detached ADU is 1,200 sq ft; a Junior ADU (JADU) is limited to 500 sq ft. Replacement parking is required for most projects. Typical permit fees range from $12,000 to $25,000. A typical project takes approximately ~13 months from design start to move-in, including 6 weeks of design, 10 weeks for permit review, and 40 weeks of construction.
⚠️ ADU rules change frequently. Always verify current requirements with the Beverly Hills Building & Safety Department before submitting plans. Official source →
What to Watch Out For
- Design Review Commission approval required for all new ADUs visible from the street.
- Hillside properties (hillside overlay zone) have additional grading, drainage, and fire access requirements.
- Geotechnical report may be required for lots with slopes greater than 15%.
- HOAs may impose stricter aesthetic requirements; review CC&Rs before starting design.
How Long Does It Take to Get an ADU Permit in Beverly Hills?
Site study, floor plans, elevations, structural drawings.
Plan check, corrections, and permit issuance by Beverly Hills Building & Safety.
Foundation, framing, MEP rough-in, finishes, final inspection.
A licensed engineer on your lot, free.
30 minutes. We walk the property, figure out what's feasible, and answer any questions you have.
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