Title 20 Division VI — Administration And Procedures South San Francisco Zoning Code · 2026-06 edition · ingested 2026-07-07 · South San Francisco In this part Chapter 20.440 — PLANNING AGENCY Chapter 20.450 — COMMON PROCEDURES Chapter 20.460 — ENVIRONMENTAL REVIEW Chapter 20.470 — SITE CLEARANCE Chapter 20.480 — DESIGN REVIEW Chapter 20.490 — USE PERMITS Chapter 20.500 — VARIANCES Chapter 20.510 — WAIVERS AND MODIFICATIONS Chapter 20.530 — SPECIFIC PLANS AND PLAN AMENDMENTS Chapter 20.540 — AMENDMENTS TO GENERAL PLAN Chapter 20.550 — AMENDMENTS TO ZONING ORDINANCE AND MAP Chapter 20.560 — PREZONING PROCEDURE Chapter 20.570 — APPEALS AND CALLS FOR REVIEW Chapter 20.580 — ENFORCEMENT AND ABATEMENT PROCEDURES