California SB 10 — Local Upzoning Authorization (CA)

Tracked preemption from the California overlay bundle.

Overview

Effective
2021-01-01
Sunset
Authority
state
Scope
state:CA
Primary-source summary
SB 10 — Local Upzoning Authorization (2021)

Trigger predicate

When this evaluates true for a parcel, the law's preempted fields take precedence over base zoning.

never true

Preempted fields

0 fields on the base district schema are rewritten when the trigger fires.

Citation

Research notes

Authorizes (but does not require) cities to zone up to 10 units/parcel near transit. Optional tool — not a preemption. Only applies when a city has adopted an SB 10 resolution. Excluded from automatic applicability because it's opt-in local action, not state preemption.