Section 21500.

Cal. Elections Code - ELEC § 21500.
in effect
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Following a county’s decision to elect its board using district-based elections, or following each federal decennial census for a county whose board is already elected using district-based elections, the board shall, by ordinance or resolution, adopt boundaries for all of the supervisorial districts of the county pursuant to Chapter 2 (commencing with Section 21100).
Source: CA Legislative Counsel Bulk DataURL: https://downloads.leginfo.legislature.ca.gov/pubinfo_2025.zipFetched: 6/27/2026

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