Los Altos Hills, CA
Los Altos Hills SB 9 Ordinance

Senate Bill 9 (SB 9)

**Passed by California Legislature on September 1, 2021, and went into effect on January 1, 2022, Senate Bill 9 (SB 9) allows ministerial (staff-level) approval of urban lot split and certain housing development projects containing up to two dwelling units (i.e., duplexes) on a single-family zoned parcel, only subject to the State or local objective development standards. **

The Town of Los Altos Hills adopted an urgency ordinance (Municipal Code Section 10-1.1501 – 1509) on December 16, 2021. The urgency ordinance will expire in October 2023. If no permanent SB 9 ordinance is adopted by the Town, the minimal requirements in the State Bill (Government Code 65852.21 and 66411.7) will apply.

On October 6, 2022, during a regular Planning Commission meeting, the Town of Los Altos Hills formed an SB 9 Ad Hoc Committee that consists of two Planning Commissioners to work with staff on a permanent SB 9 ordinance. The Planning Commission plans to hold a series of Study Sessions until the draft permanent ordinance is prepared for the City Council's decision. The Town welcomes any comments on the draft SB 9 ordinance.

ABAG SB 9 Interpretation

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"Two-Unit Development: allows a single-family residential parcel to be developed with two primary dwelling units, instead of just one. Urban Lot Split: allows a single-family residential parcel to be subdivided into two parcels and two primary dwelling units be built upon each parcel. ADUs and JADUs are also permitted in accordance with state and local laws. "

Important Dates

21
Oct 2021

Report to the City Council on the Adopted Senate Bill 9

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