Local zoning · San Fernando

San Fernando — Overlay Districts

Overlay Districts under the San Fernando local zoning and planning code, with the controlling citations.

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Last reviewed: July 2, 2026

Overview

San Fernando’s Zoning Ordinance (commonly organized as the city’s Title 17 / Zoning chapter) identifies three municipal overlay zones that are applied on top of base zones to add site- or project-level rules: the RPD Residential Planned Development Overlay, the PD1 Precise Development Overlay, and the MUO Mixed-Use Overlay. The overlays modify permitted uses, development standards, and discretionary review procedures; their rules are located in Article II, Division 6 of the San Fernando Zoning Ordinance and are shown on the official zoning map as additional designations. See the city’s list of zones for the official designations and map reference § 106-5 .

Below: district-by-district breakdown (purpose, typical uses, key dimensional / programmatic standards, where it applies) and practical guidance for applicants. For related process and technical rules see the city pages for parking, development standards, design review, ADUs, the state building code, and other topics linked inline where first mentioned.

RPD — Residential Planned Development Overlay (RPD)

  • Purpose: The RPD is intended to permit flexible, modern site-planning and building groupings within the overall density allowed by the General Plan so projects can provide more open space, superior site design, and different housing configurations than strict base-zone rules would allow § 106-163 .
  • Typical permitted uses: Only the uses permitted in the residential base zone to which the RPD is applied are allowed; an RPD is implemented through a conditional use permit so uses are effectively subject to discretionary approval § 106-164 .
  • Key dimensional and program standards (decision-relevant highlights):
    • Minimum project area: 2 acres (RPD) (Table 106-165.1) § 106-165 .
    • Minimum building site area: 5,000 sq. ft.; minimum widths: 50 ft interior / 55 ft corner lots; depth 100 ft (Table 106-165.1) § 106-165 .
    • Maximum height: 35 ft (2 stories) and maximum lot coverage: 50% (Table 106-165.2) § 106-165 .
    • Typical setbacks: front 15–25 ft (20 ft average) from ultimate right-of-way, side 5–10 ft, rear 25 ft (see tables and cross-reference to street/right‑of‑way rules § 106-165, and related setback sections cited in the table) § 106-165 .
  • Where / how it’s applied: The RPD is added to residential base zones to create a combined base+overlay classification; any RPD project requires concept review and then a conditional use permit and plan review per the RPD procedural rules (concept plan and conditional use permit requirements in § 106-166 and related subsections) § 106-166 .
  • Practical notes:
    • The RPD preserves the underlying residential use limitations but replaces some dimensional rules with RPD tables and the approved precise plan; density cannot exceed the General Plan limit § 106-165(1) .
    • Applicants should budget for a conditional use permit hearing, a detailed general development proposal (architectural plans, grading, landscaping), and possible open-space/maintenance conditions § 106-166 .
    • For how parking is handled in overlay projects, consult the city's parking chapter and the site plan review rules (site plan review is required for most RPD projects) — see the city's parking guidance and § 106-857 . Link: San Fernando Parking (/us/california/san-fernando/parking).

PD1 — Precise Development Overlay (PD) (identified as PD1 on the zoning map)

  • Purpose: The PD1 (Precise Development Overlay) allows the city to require an approved precise plan for areas where site-specific standards are necessary. It is always applied in addition to an underlying zone and requires conformity with the approved precise plan § 106-167 .
  • Typical permitted uses: Only the uses permitted in the underlying base zone are allowed, unless the precise plan establishes otherwise; PD approval is implemented through a certificate of use tied to the approved precise plan § 106-168—170 .
  • Key procedural / standards features:
    • The PD relies on the underlying zone’s development standards, plus any site-specific conditions on the approved precise plan § 106-169 .
    • A certificate of use is required for any specific use within a PD; the PD certificate process follows conditional use permit procedures and requires submittals such as a boundary survey, topography, general development plan, elevations, landscaping, grading, parking and access plans § 106-170 .
    • Site plan review and detailed engineering/landscape plans are typically required for PD projects; the planning commission may impose conditions beyond the base zone where necessary to meet General Plan objectives § 106-170 .
  • Where / how it’s applied: The PD is a tool the city uses to lock in project-specific standards (e.g., for a phased development or a master-planned parcel). Verify whether a parcel has a recorded PD plan or a pending PD application on the zoning map § 106-167—170 .
  • Practical notes:
    • A PD may leave most base-zone numeric standards intact while adding conditions (e.g., specific building placement, landscaping, or maintenance obligations) — read the approved precise plan carefully because it controls alongside the base zone § 106-169 .
    • The PD certificate is a discretionary entitlement; appeals and revocation follow conditional use permit rules — expect public hearing notice and standard procedural timelines § 106-170 .
    • For design expectations and review triggers, consult the city's Design Review guidance and Development Standards pages. Links: San Fernando Design Review (/us/california/san-fernando/design-review) and San Fernando Development Standards (/us/california/san-fernando/development-standards).

MUO — Mixed-Use Overlay (MUO)

  • Purpose: The MUO enables integrated residential and commercial development on parcels zoned C-1 or C-2, encouraging mixed-use infill and pedestrian-oriented ground-floor activity § 106-173 .
  • Typical permitted uses:
    • Projects may be 100% residential (density 20–35 du/acre), 100% commercial following the underlying C‑zone standards, or mixed-use combining both components § 106-174 .
    • Certain state-mandated uses (Transitional and Supportive Housing, Low-Barrier Navigation Centers, and ADUs) are explicitly permitted § 106-174(c) . Link: San Fernando ADUs (/us/california/san-fernando/adu).
    • Live-work units are allowed and count as residential for density purposes; industrial, hazardous, or incompatible uses (vehicle repair, heavy manufacturing, storage of large quantities of hazardous materials, etc.) are prohibited in mixed-use projects § 106-175 .
  • Key dimensional / program standards (Table summary highlights from Table: Development Standards - MUO (Sec. 106-175)):
    • Residential density: 20–35 units/acre for residential or mixed projects § 106-175 .
    • Maximum height for residential/mixed projects: 45 ft (with certain roof‑mounted exceptions noted elsewhere) § 106-175 .
    • Setbacks for mixed-use can be 0–15 ft front (0 for urban pedestrian frontage; up to 15 ft where abutting single-family residential to match front yard) and reduced side/rear setbacks where non-residential adjacency occurs—see table footnotes for the precise allowances and triggers § 106-175 .
    • Private open space minimums (per-unit) and common open space requirements are specified (e.g., private: 60–80 sq ft; common: 100 sq ft minimum per project standard) — see § 106-175 C and the MUO table for exact metrics § 106-175 .
  • Where / how it’s applied: The MUO is applied only to C‑1 or C‑2 parcels and appears on the official zoning map as MUO; when residential uses are not proposed the underlying base-zone standards apply instead § 106-173—175 .
  • Practical notes:
    • A mixed-use project must dedicate at least 50% of gross floor area to residential uses if the project includes both (this is stated as a program requirement in the MUO provisions) § 106-175 .
    • The MUO contains explicit prohibitions to protect residential live/work compatibility (e.g., no vehicle repair or heavy industrial uses); developers should clear their proposed commercial activities with staff early § 106-175(11) .
    • Because MUO projects commonly require site plan review and can trigger design and signage rules, consult the city’s guidance on parking, signage, and design review when preparing applications. Links: San Fernando Parking (/us/california/san-fernando/parking), San Fernando Signage (/us/california/san-fernando/signage), San Fernando Design Review (/us/california/san-fernando/design-review).

Quick comparative table (decision‑relevant standards and where to look)

Overlay Purpose in plain English Decision‑relevant numeric standards / triggers Code Reference
RPD Allow innovative residential site plans and greater open space while staying within General Plan density Min project area 2 acres; min lot 5,000 sq ft; max height 35 ft; lot coverage 50%; conditional use permit required; concept plan + CUP § 106-163 — § 106-166
PD1 Lock in a site‑specific approved precise plan and manage uses by certificate of use Uses limited to underlying zone; certificate of use required; PD conforms to the precise plan; follows conditional use procedures § 106-167 — § 106-170
MUO Encourage integrated residential + commercial projects in C‑zones with urban setbacks and mixed‑use metrics Residential density 20–35 du/acre; max height 45 ft; 0–15 ft front setback options; private & common open space minima; restrictions on incompatible commercial uses § 106-173 — § 106-175

Checklist

  • Confirm the parcel’s overlay designation on the official zoning map (RPD, PD1, MUO) and read the corresponding overlay section: § 106-163—166, § 106-167—170, § 106-173—175 respectively .
  • For RPD projects: prepare a concept plan and then a conditional use permit package (general development plan, grading, landscaping, parking counts, elevations) as required by § 106-166 .
  • For PD1 projects: assemble the precise plan-level materials listed in § 106-170 (boundary survey, topo, detailed plans, landscaping, grading) and be ready for certificate-of-use procedures .
  • For MUO projects: demonstrate compliance with density (20–35 du/acre where residential), open-space minima, and mixed-use restrictions; prepare the MUO development standards table items required by § 106-175 .
  • Prepare parking calculations per the city's parking rules and include those in the site plan submission (see parking guidance and § 106-857 for site plan review triggers) . Link: San Fernando Parking (/us/california/san-fernando/parking).
  • Confirm whether a Specific Plan (SP-5 San Fernando Corridors) or other adopted plan controls the parcel; specific plans override or supplement overlay rules where applicable § 106-135 — § 106-136 . Link: San Fernando Development Standards (/us/california/san-fernando/development-standards).
  • Anticipate design review and sign standards if the project alters building exteriors or commercial frontage — consult the city's design and signage pages. Links: San Fernando Design Review (/us/california/san-fernando/design-review), San Fernando Signage (/us/california/san-fernando/signage).
  • Verify whether state laws (ADU law, housing law) alter local overlay application (e.g., ADUs permitted by state law in mixed-use zones) — consult local ADU guidance and state references. Link: San Fernando ADUs (/us/california/san-fernando/adu) and California ADU law (/us/california/california-adu-laws).

Risks & Ambiguities

Issue Why it matters What to verify
Exact overlay mapping for a parcel Overlay rules only apply where the overlay is mapped — wrong assumption can derail an application Confirm parcel zoning + overlays on the official zoning map and in staff records; verify via the community development director § 106-5
Interaction with Specific Plan (SP‑5) Specific plan provisions can override overlay/base rules If parcel lies within SP‑5, read SP‑5 text and cross-check which standard controls per § 106-135—136
Which numeric standard controls (overlay table vs. base zone vs. plan) The most restrictive rule may govern depending on conflict rules in the Code Confirm whether the overlay table expressly replaces base-zone numbers or defers to the base zone (see § 106-169 for PD and MUO footnotes) Verify with staff
ADU treatment inside overlays ADU state law can preempt local spacing/size limits; overlay language may be silent Check the MUO explicit statement permitting state‑mandated uses and consult local ADU guidance § 106-174(c); verify with planning staff for parcel-specific application
Parking and loading needs for mixed-use Parking requirements affect feasibility and site layout; MUO may allow reduced setbacks for pedestrian uses but not parking reductions Compute parking per city rules and include trade-off requests in the site plan review package; refer to site plan review triggers § 106-857
Conditions imposed by discretionary approvals CUPs, PD certificates and MUO approvals commonly carry conditions that affect phasing, maintenance, and open space Anticipate conditions in CUP/PD approvals; review precedent approvals on nearby properties and ask staff about likely conditions Verify with the jurisdiction

Plain-English Summary

If your property is mapped RPD, PD1, or MUO, that overlay adds project-level rules on top of the base zone: RPD lets residential projects use flexible layouts but requires a concept plan and CUP and sets minimum project/lot sizes and a 35‑ft height cap; PD1 requires an approved precise plan and a certificate-of-use tied to that plan; MUO enables pedestrian-friendly mixed-use in commercial zones with residential density targets (20–35 du/acre), a 45‑ft height cap, and special setback/open-space rules — always check the specific overlay section for the exact tables and submittal requirements § 106-163—166, § 106-167—170, § 106-173—175 .

Source References

  • San Fernando Zoning Ordinance — Article II, official zone list and overlay identifications § 106-5 .
  • RPD — Residential Planned Development Overlay: § 106-163 — § 106-166, development standards and tables (Tables 106‑165.1 and 106‑165.2) § 106-163 — § 106-166 .
  • PD1 — Precise Development Overlay: § 106-167 — § 106-170 (intent, uses, development standards, certificate of use procedure) § 106-167 — § 106-170 .
  • MUO — Mixed Use Overlay: intent, permitted uses, development standards table, and footnotes § 106-173 — § 106-175 .
  • Site plan review triggers and procedures (applies to RPD, PD, MUO projects): § 106-857 and associated procedural rules § 106-857 .
  • Specific Plan (SP‑5 San Fernando Corridors) interplay with zoning: § 106-131 — § 106-136 and SP‑5 cross-reference § 106-131 — § 106-136 .

Related GoCodebook pages (linked where these topics are first mentioned above):

  • San Fernando Parking (/us/california/san-fernando/parking)
  • San Fernando Development Standards (/us/california/san-fernando/development-standards)
  • San Fernando Design Review (/us/california/san-fernando/design-review)
  • San Fernando ADUs (/us/california/san-fernando/adu)
  • San Fernando Signage (/us/california/san-fernando/signage)
  • San Fernando Historic Preservation (/us/california/san-fernando/historic-preservation)
  • San Fernando Nonconforming Uses (/us/california/san-fernando/nonconforming-uses)
  • California Building Standards Code (/us/california/building-codes)
  • California ADU law (/us/california/california-adu-laws)

Sources

Retrieved passages

  • San Fernando Zoning Code (§ 3) High relevance
  • San Fernando Zoning Code (section and) High relevance
  • San Fernando Zoning Code (§ 3) Medium relevance
  • San Fernando Zoning Code (§ 3) Medium relevance
  • San Fernando Zoning Code (chapter shall) Medium relevance
  • San Fernando Zoning Code (chapter is) Medium relevance
  • San Fernando Zoning Code (Article V) Medium relevance
  • San Fernando Zoning Code (§ 4) Medium relevance
  • San Fernando Zoning Code (§ 3) High relevance
  • San Fernando Zoning Code (§ 3) High relevance
  • CBC § 3 (§ 3) Medium relevance
  • San Fernando Zoning Code (§ 3) Medium relevance

Cited sections

Frequently asked questions

What is the RPD overlay and when would I need it?

The RPD (Residential Planned Development Overlay) is used where a developer wants flexibility in site layout and building grouping while staying within General Plan density limits; it requires a concept plan and a conditional use permit and prescribes RPD‑specific lot and building standards (e.g., 2‑acre minimum project area, min lot 5,000 sq ft, max height 35 ft) § 106-163 — § 106-166 .

What does PD1 (Precise Development Overlay) require for approvals?

PD1 requires an approved precise plan of development and a certificate of use for specific uses; applicants must provide detailed submittals (boundary survey, topo, plans, landscaping, grading, elevations) and follow conditional‑use procedures — see § 106-167 — § 106-170 for the procedural list and submittal requirements § 106-170 .

Can I build a mixed-use building in San Fernando and what are the MUO rules?

Yes, if your parcel is zoned C‑1 or C‑2 and mapped MUO the Mixed-Use Overlay allows 100% residential (at 20–35 du/acre), 100% commercial, or mixed projects; MUO sets density, height (typically 45 ft), setback ranges (including 0–15 ft frontage options for pedestrian uses), open space minima, and prohibits incompatible industrial uses § 106-173 — § 106-175 .

Do overlay districts change parking or site plan review requirements?

Overlay districts often trigger site plan review and may modify setbacks that affect where parking is placed; site plan review is required for most new construction or major remodels in the RPD, PD, MUO and related zones § 106-857 . Always calculate required parking using the city’s parking chapter and include those calculations in the site plan package. Link: San Fernando Parking (/us/california/san-fernando/parking).

If my parcel lies inside SP‑5, which rules control: the specific plan or the overlay?

An adopted specific plan (such as SP‑5) controls over duplicative/conflicting zoning ordinance provisions; where the specific plan is silent, the Zoning Ordinance controls § 106‑135 — § 106‑136 . Verify the parcel’s specific plan boundary before applying overlay rules.

Are ADUs allowed inside overlays like MUO?

State‑mandated uses (including ADUs) are explicitly permitted in the MUO; local ADU rules still apply unless preempted by state law. Check the MUO provision that endorses state‑mandated uses § 106‑174(c) and consult the city's ADU guidance and applicable state ADU law for specific submittal and sizing rules § 106‑174 . Link: San Fernando ADUs (/us/california/san-fernando/adu) and California ADU law (/us/california/california-adu-laws).

Will a PD or RPD increase allowable density?

No overlay may increase a site’s maximum density beyond the General Plan or base zoning limits unless a density bonus or other specific law applies; in the RPD the total number of dwelling units must not exceed the number allowed under the General Plan/zoning designations § 106-165(1) . For density bonuses, see the city’s density bonus provisions in Article III (if applicable) § 106‑1126 .

Who decides on modifications or conditions for overlay projects?

The director handles many modifications; discretionary approvals (conditional use permits, PD certificates, major site plan reviews) go to the planning commission and can be appealed to the city council per the administrative procedures in Article V § 106-953 — § 106-956 .

If a use isn’t listed in the overlay rules, can it ever be allowed?

If a use is not listed in Article II, the commission may determine an unlisted use to be similar to an enumerated use and treat it the same for permitting; requests for formal interpretation go to the director and can be appealed § 106-11(k)—(n) .

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