Division 4 — Residential Base Zones
§131.0423 Commercial Use Regulations for Residential Zones
San Diego Zoning Code · 2026-06 edition · updated 2026-07-25 · San Diego
The commercial use regulations identified in this Section are applicable to retail sales, commercial services, and office uses where indicated in Table 131-04B.
(a) Medical, dental, and health practitioner offices that do not allow overnight patients are permitted.
(b) Use is permitted only in a mixed-use development where the density complies with the applicable land use plan .
(c) Use shall be located only on the ground floor of a mixed-use development .
(d) A maximum of 10 percent of the total gross floor area of all buildings on the premises may be used for commercial uses subject to the following:
Ch. Art. Div. 13 1 4 31
San Diego Municipal Code (3-2026)
Chapter 13: Zones
(1) Eating and drinking establishments shall not exceed 2,000 square feet.
(2) All uses or activities shall be conducted entirely within an enclosed building and front onto the primary street . No uses or activities shall be conducted outdoors in the rear yard .
(e) Operation shall be limited to hours between 6:00 a.m. and 10:00 p.m., except eating and drinking establishments are limited to hours between 6:00 a.m. and 12:00 a.m.
(Added 12-9-1997 by O-18451 N.S.; effective 1-1-2000.) (Amended 4-23-2008 by O-19739 N.S.; effective 5-23-2008.) (Amended 6-18-2013 by O-20261 N.S.; effective 7-19-2013.) (Amended 7-10-2015 by O-20512 N.S.; effective 8-9-2015.)
(Retitled from “Additional Use Regulations for Residential Zones” to “Commercial Use Regulations for Residential Zones” and amended 7-22-2024 by O-21836 N.S.; effective 10-5-2024.)
[Editors Note: Amendments as adopted by O-21836 N.S. will not apply within the Coastal Overlay Zone until the California Coastal Commission certifies it as a Local Coastal Program Amendment.
Click the link to view the Strikeout Ordinance highlighting changes to prior language http://docs.sandiego.gov/municode_strikeout_ord/O-21836-SO.pdf ]
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- Chapter 9
- Division 2 — House Numbers
- Division 3 — Advertising Displays Adjacent to Scenic Freeways,…
- Division 1 — General Provisions and Definitions
- Division 2 — Financing Facilities
- Division 3 — Bonds
- Division 1 — Housing Code
- Division 2 — Mobilehome Parks and Special Occupancy Parks
- Division 3 — San Diego Housing Commission
- Division 4 — Interim School Facilities Financing Ordinance
- Division 6 — Housing Impact Fees On Commercial Development
- Division 7 — Residential Tenant Protections
- Division 8 — Prohibition of Discrimination Based on a Tenant’s…
- Division 9 — Notice of Tenant’s Right to Operate a Daycare Home
- Division 10 — Affordable Housing Preservation
- Division 11 — Prohibition of Anti-Competitive Automated Rent P…
- Division 12 — Residential Tenant Utility Fees
- Division 1 — In General
- Division 2 — Responsibilities of City Council
- Division 3 — Administration of Program
- Division 5 — Designation of Residential Rehabilitation Areas a…
- Division 6 — Limitations on Amount of Loan
- Division 7 — Terms of Conventional RAP Loans
- Division 9 — Miscellaneous Provisions
- Division 19.7 — The Centre City Planned District
- Division 19.8 — The Centre City Planned District
- Division 2 — Land Development Authorities and Advisory Boards
- Division 2 — Fees and Deposits
- Division 3 — Notice
- Division 4 — Public Hearings
- Division 5 — Decision Process
- Division 1 — Definitions
- Division 2 — Rules for Calculation and Measurement
- Division 2 — Enforcement Authorities For the Land Development …
- Division 4 — Procedures For Abatement of Unsafe, Dangerous,
- Division 1 — Adoption And Amendment Procedures for Land Use Pl…
- Division 1 — Zoning and Rezoning Procedures
- Division 3 — Zoning Use Certificate Procedures
- Division 5 — Residential High Occupancy Permit
- Division 6 — Mobile Food Truck Permit
- Division 1 — General Subdivision Procedures
- Division 2 — Certificate of Compliance
- Division 4 — Tentative Maps (Added 12-9-1997 by O-18451 N.S.)
- Division 5 — Parcel Maps (Added 12-9-1997 by O-18451 N.S.; eff…
- Division 6 — Final Maps
- Division 7 — Merger of Parcels (Added 12-9-1997 by O-18451 N.S…
- Division 8 — Reversion to Acreage
- Division 9 — Public Right-of-Way Vacations
- Division 10 — Easement Vacations
- Division 3 — Conditional Use Permit Procedures
- Division 4 — Neighborhood Development Permit Procedures (Added…
- Division 5 — Site Development Permit Procedures
- Division 6 — Planned Development Permit Procedures (Added 12-9…
- Division 8 — Variance Procedures
- Division 1 — General Review Procedures for Previously Conformi…
- Division 2 — Review Procedures for Previously Conforming Signs
- Division 1 — General Procedures and Authorities for Implementa…
- Division 2 — Procedures for Determination of
- Division 3 — Procedures for Preparation and Review of Environm…
- Division 1 — General Construction Permit Authority and Procedu…
- Division 2 — Building Permit Procedures
- Division 3 — Electrical Permit Procedures (Added 12-9-1997 by …
- Division 4 — Plumbing/Mechanical Permit Procedures
- Division 6 — Grading Permit Procedures (Added 12-9-1997 by O-1…
- Division 7 — Public Right-of-Way Permits
- Division 9 — Fire Permit Procedures
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▸ Division 4 — Residential Base Zones
Overview- §131.0401 Purpose of Residential Zones
- §131.0403 Purpose of the RS (Residential--Single Unit) Zones
- §131.0404 Purpose of the RX (Residential--Small Lot) Zones
- §131.0405 Purpose of the RT (Residential--Townhouse) Zones
- §131.0406 Purpose of the RM (Residential--Multiple Unit) Zones
- §131.0415 Where Residential Zones Apply
- §131.0420 Use Regulations of Residential Zones
- §131.0422 Use Regulations Table for Residential Zones
- §131.0423 Commercial Use Regulations for Residential Zones
- §131.0430 Development Regulations of Residential Zones
- §131.0431 Development Regulations Table for Residential Zones
- 131.0441 Minimum Lot Area in Residential Zones
- §131.0442 Minimum Lot Dimensions in Residential Zones
- §131.0443 Setback Requirements in Residential Zones
- §131.0444 Angled Building Envelope Plane / Maximum Structure H…
- §131.0445 Lot Coverage in Residential Zones
- §131.0446 Maximum Floor Area Ratio in Residential Zones
- §131.0447 Maximum Paving and Hardscape in RS Zones
- §131.0448 Accessory Buildings in Residential Zones
- §131.0449 Garage Regulations in Residential Zones
- §131.0450 Building Spacing in Residential Zones
- §131.0451 Ground-floor Height
- §131.0452 Parkway Requirement in the RT Zones
- §131.0453 Lot Consolidation Regulations in the RM-1-1 and RM-1…
- §131.0455 Private Exterior Open Space in the RM Zones
- §131.0456 Common Open Space in the RM Zones
- §131.0460 Maximum Third Story Dimensions in the RS Zones
- §131.0461 Architectural Projections and Encroachments in Resid…
- §131.0462 Requirements for Attached Units in the RX Zones
- §131.0463 Roof Design Variation Requirements in the RX Zones
- §131.0464 Supplemental Requirements for Residential Zones-
- §131.0466 Deviations from Development Regulations for Reasonab…
- Division 5 — Commercial Base Zones
- Division 6 — Industrial Base Zones
- Division 7 — Mixed-Use Base Zones
- Division 2 — Airport Approach Overlay Zone
- Division 3 — Airport Environs Overlay Zone
- Division 6 — Sensitive Coastal Overlay Zone
- Division 7 — Mobilehome Park Overlay Zone (Added 12-9-1997 by …
- Division 8 — Parking Impact Overlay Zone
- Division 9 — Residential Tandem Parking Overlay Zone
- Division 10 — Transit Area Overlay Zone
- Division 11 — Urban Village Overlay Zone
- Division 12 — Mission Trails Design District
- Division 13 — Clairemont Height Limit Overlay Zone
- Division 15 — Airport Land Use Compatibility Overlay Zone
- Division 16 — Community Enhancement Overlay Zone