Title 18 — Zoning Norco Zoning Code · 2026-06 edition · ingested 2026-07-06 · Norco In this part Chapter 18.01 — INTRODUCTION Chapter 18.02 — DEFINITIONS Chapter 18.03 — ESTABLISHMENT OF ZONES AND ZONING MAP Chapter 18.10 — OS-ZONE OPEN SPACE Chapter 18.11 — LD ZONE LIMITED DEVELOPMENT Chapter 18.12 — A-E ZONE AGRICULTURAL ESTATE Chapter 18.13 — A-1 ZONE AGRICULTURAL LOW DENSITY Chapter 18.14 — A-2 ZONE AGRICULTURAL Chapter 18.15 — R-1 ZONE RESIDENTIAL SINGLEFAMILY Chapter 18.16 — ANIMAL-KEEPING OVERLAY (AKO) ZONE Chapter 18.17 — R-3 ZONE LOW-DENSITY MULTIPLEFAMILY RESIDENTIAL Chapter 18.22 — C-O ZONE COMMERCIAL OFFICE Chapter 18.23 — C-4 COMMERCIAL ZONE Chapter 18.24 — M-1 ZONE HEAVY COMMERCIAL/LIGHT MANUFACTURING Chapter 18.25 — M-2 ZONE GENERAL MANUFACTURING Chapter 18.26 — HS ZONE HILLSIDE (AGRICULTURAL/LOW DENSITY) AREAS Chapter 18.27 — PD OVERLAY ZONE PLANNED DEVELOPMENTS Chapter 18.28 — P-E ZONE PEDESTRIAN-EQUESTRIAN TRAILS Chapter 18.29 — C-G (COMMERCIAL GENERAL)— REPLACES CHAPTERS 18.18, 18.19 AND 18.20 Chapter 18.30 — GENERAL PROVISIONS— MISCELLANEOUS Chapter 18.31 — GENERAL PROVISIONS–YARDS, SETBACKS, AND HEIGHT EXCEPTIONS Chapter 18.32 — GENERAL PROVISIONS—HOME OCCUPATIONS Chapter 18.33 — GENERAL PROVISIONS–SERVICE STATIONS Chapter 18.34 — VEHICLE SALES FACILITIES Chapter 18.35 — GENERAL PROVISIONS–STANDARDS AND PROCEDURES RELATING TO ANIMAL KEEPING Chapter 18.36 — GENERAL PROVISIONS–RELOCATION OF BUILDINGS Chapter 18.37 — SIGNS Chapter 18.38 — GENERAL PROVISIONS—OFF-STREET PARKING AND LOADING Chapter 18.40 — SITE PLAN REVIEW Chapter 18.41 — ARCHITECTURAL REVIEW Chapter 18.42 — SIMILAR USES PERMITTED BY COMMISSION DETERMINATION Chapter 18.43 — HEARINGS AND APPEALS THEREFROM Chapter 18.44 — VARIANCES Chapter 18.45 — CONDITIONAL USE PERMITS Chapter 18.46 — REVOCATION AND EXPIRATION OF PERMITS AND VARIANCES Chapter 18.47 — AMENDMENTS AND ZONE CHANGES Chapter 18.48 — ENFORCEMENT, LEGAL PROCEDURES AND PENALTIES Chapter 18.49 — VALIDITY AND SEPARABILITY Chapter 18.50 — BOARD OF ZONING ADJUSTMENT Chapter 18.51 — SPECIAL EVENTS Chapter 18.52 — SPECIFIC PLAN Chapter 18.53 — ADULT ENTERTAINMENT ESTABLISHMENTS Chapter 18.54 — TRANSPORTATION DEMAND MANAGEMENT Chapter 18.55 — WATER EFFICIENT LANDSCAPING Chapter 18.56 — CHILD CARE HOMES AND CENTERS Chapter 18.57 — WIRELESS COMMUNICATIONS FACILITY REGULATIONS Chapter 18.58 — HISTORIC PRESERVATION OVERLAY ZONE Chapter 18.59 — ROOMING AND BOARDING HOUSE Chapter 18.60 — REGULATION OF RECYCLING FACILITIES Chapter 18.61 — COMMERCIAL TRANSITION OVERLAY (CTO) ZONE Chapter 18.62 — PRESERVATION AND DEVELOPMENT ZONE Chapter 18.63 — HOSPITALITY DEVELOPMENT ZONE Chapter 18.64 — HOUSING DEVELOPMENT OVERLAY (HDO) ZONE Chapter 18.65 — RESIDENTIAL DENSITY BONUS PROVISIONS Chapter 18.66 — EMERGENCY SHELTERS Chapter 18.67 — PROHIBITION OF MARIJUANA CULTIVATION AND TRANSPORTATION Chapter 18.68 — ACCESSORY BUILDING USE PERMITS Chapter 18.69 — SHORT-TERM RENTALS Chapter 18.70 — INCLUSIONARY HOUSING PROGRAM