Title 20 Division IV — Overlays And Plan Districts South San Francisco Zoning Code · 2026-06 edition · ingested 2026-07-07 · South San Francisco In this part Chapter 20.140 — PLANNED DEVELOPMENT (PD) DISTRICT Chapter 20.150 — LINDENVILLE SPECIFIC PLAN DISTRICT Chapter 20.160 — HEIGHT INCENTIVE (HI) OVERLAY DISTRICT Chapter 20.170 — SPECIAL ENVIRONMENTAL STUDIES (ES) OVERLAY DISTRICT Chapter 20.180 — FLOOD PLAIN/SEA LEVEL RISE (SLR) OVERLAY Chapter 20.190 — COLMA CREEK GREENBELT (CCG) OVERLAY DISTRICT Chapter 20.200 — ARTS AND MAKERS (A&M) OVERLAY DISTRICT Chapter 20.210 — ACTIVE GROUND FLOOR USE (AGFU) OVERLAY DISTRICT Chapter 20.220 — (RESERVED) Chapter 20.230 — OYSTER POINT SPECIFIC PLAN DISTRICT Chapter 20.250 — (RESERVED) Chapter 20.260 — GENENTECH MASTER PLAN DISTRICT Chapter 20.270 — (RESERVED) Chapter 20.290 — SOUTHLINE CAMPUS SPECIFIC PLAN DISTRICT