Division I — AGRICULTURAL, RESOURCE AND OPEN SPACE DISTRICTS Placer County Zoning Code · 2026-06 edition · ingested 2026-07-06 · Placer County In this part Article 17.08 — Agriculture Exclusive (AE) District Article 17.10 — Farm (F) District Article 17.12 — Forestry (FOR) District Article 17.14 — Open Space (O) District Article 17.16 — Timberland Production (TPZ) District Article 17.18 — Water Influence (W) District