Cal. Gov't Code § 65804
It shall be the purpose of this section to implement minimum procedural standards for the conduct of city and county zoning hearings. Further, it is the intent of the Legislature that this section provide those standards to insure uniformity of, and public access to, zoning and planning hearings while maintaining the maximum control of cities and counties over zoning matters.
(d) When any hearing is held on an application for a change of zone for parcels of at least 10 acres, a staff report with recommendations and the basis for those recommendations shall be included in the record of the hearing.
Notwithstanding Section 65803, this section shall apply to chartered cities.
The following procedures shall govern city and county zoning hearings: