Earlier editions: 2026-09
Title 9 — Planning and Zoning›Chapter 9.03 — Zoning Districts and Standards
Rancho Santa Margarita Municipal Code Art. I Establishment of Districts
Rancho Santa Margarita Municipal Code · 2026-10 edition · updated 2026-10-04 · Rancho Santa Margarita
Cite as: Rancho Santa Margarita Municipal Code Article I · Text as of 2026-10-04
Sec. 9.03.010. - Districts established.¶
To carry out the purposes of this Title, the City is divided into the zoning districts identified in Table 9.03.1. These districts are consistent with and necessary to implement the City's general plan.
(Ord. No. 07-03, § 4(Exh. A), 4-11-2007)
Sec. 9.03.020. - Official zoning map.¶
(a) Adoption. The boundaries of the districts designated and established by Section 9.03.010 shall be shown on a map entitled "Official Zoning Map, City of Rancho Santa Margarita" or as subsequently amended, and on file in the office of the City Clerk. The zoning map is adopted herein by reference and shall hereafter exist pursuant to and as an integral part of this Title.
(b) Amendments—Notations. If changes are made in the district boundaries or other matters portrayed on the official zoning map, provided in Section 9.08.070 of the official zoning map/change of zoning district, such changes shall be entered on the official zoning map promptly after the amendment has been approved by the City Council. An entry listing the change shall be made on the official zoning map.
(c) Replacement. In the event the official zoning map becomes damaged, destroyed, lost, or difficult to interpret because of the nature or number of changes and additions, the City Council, by resolution, may adopt a new official zoning map which shall supersede the prior official zoning map. The new official zoning map may correct drafting or other errors or omissions in the prior official zoning map, but no such correction shall have the effect of amending the original official zoning map or any subsequent amendment thereto.
Table 9.03.1 Zoning District/General Plan Designation Consistency Matrix
| Zoning District | General Plan Designation |
|---|---|
| Residential Districts | Residential Districts |
| Residential—Low Density (RL) RL-6,000 RL-5,000 | Low Density Residential (LDR) |
| Residential—Low-Medium Density (RLM) RLM-4,000-D RLM-4,000-A | Low-Medium Density Residential (LMDR) |
| Residential—Medium Density (RM) RM-3,000-D RM-2,000-A | Medium Density Residential (MDR) |
| Residential—High Density (RH) | High Density Residential (HDR) |
| Mixed-Use District | Mixed-Use District |
| Mixed-Use (MU) | Mixed Use (MU) General Commercial (C) |
| Commercial and Business Park Districts | Commercial and Business Park Districts |
| Commercial—General (CG) | General Commercial (C) |
| Commercial—Neighborhood (CN) | Neighborhood Commercial (NC) |
| Auto Center (AC) | General Commercial (C) |
| Business Park (BP) | Business Park (BP) |
| Public/ |
Public/ |
| Public/ |
Community Facility |
| Parks/ |
Parks/ |
| Park (P) | Park (P) |
| Open Space (OS) | Open Space (OS) |
| Open Space—Golf (OSG) | Open Space Golf (OSG) |
| O'Neill Regional Park (ONP) | Regional Open Space |
| Other District | Other District |
| Future Planned Community (FPC) | Future Planned Community (FPC) |
| Overlay Districts | Overlay Districts |
| Auto Center Overlay (ACO) | General Commercial (C) Business Park (BP) |
| Workforce Housing Overlay (WHO) | Business Park (BP) |
Unless the prior official zoning map has been lost or has been totally destroyed, the prior map or any significant part thereof remaining shall be preserved, together with all available records pertaining to its adoption or amendments thereto.
(Ord. No. 07-03, § 4(Exh. A), 4-11-2007; Ord. No. 10-06, § 4, 10-13-2010; Ord. No. 11-05, § 1, 6-22-2011; Ord. No. 24-07, § 15, 9-11-2024)
Footnotes:
--- (2) ---
Editor's note— See Appendix A to this chapter (ch. 9.03) for the current Official Zoning Map for the City of Rancho Santa Margarita.
Sec. 9.03.030. - Interpretation of district boundaries.¶
Where uncertainty exists as to the boundaries of the zoning districts shown on the Official Zoning Map, the following rules shall apply:
(1) Boundaries indicated as approximately following the center lines of streets, highways, or alleys shall be construed to follow such center lines.
(2) Boundaries indicated as approximately following plotted lot lines shall be construed as following such lot lines.
(3) Boundaries indicated as approximately following the City limits shall be construed as following such City limits.
(4) Where physical features existing on the ground are at variance with those shown on the Official Zoning Map, or in other circumstances not referred to in this Section, the Development Services Director shall interpret the zoning district boundaries. The Development Services Director may refer the interpretation to the Planning Commission for a decision.
(5) In the event any other uncertainty regarding zoning district boundaries exists, the Development Services Director shall interpret the district boundaries. The Development Services Director may refer the interpretation to the Planning Commission for a decision.
(6) Interpretations made by the Development Services Director and/or the Planning Commission may be appealed as provided in Section 9.08.100.
(Ord. No. 07-03, § 4(Exh. A), 4-11-2007; Ord. No. 07-07, § 2, 11-14-2007)
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