Local zoning · Cathedral City

Cathedral City — Development Standards

Q: What are Cathedral City setback requirements for single‑family homes?

Base R1 setbacks: Front 20 ft , garages side‑entry 15 ft ; side yards depend on lot width but are commonly a combined 15 ft ; rear 15 ft — controlling text in § 9.14.070 . Also review the yard‑exceptions chapter § 9.80.070 for key‑lot/front‑yard rules and special cases .

Q: If I want to add an ADU, what development standards apply?

ADUs must satisfy local ADU chapter rules (Chapter 9.114 ) and state ADU laws; the city allows certain coverage/height exceptions so an ADU up to local maximums (e.g., 850–1,000 sq ft depending on type) can be built if it meets ADU rules. ADU specifics and coverage exceptions are in § 9.114 and summarized in the ADU chapter — see § 9.114 and the ADU link. § 9.114 .

Q: When is design review required?

Design review under Chapter 9.78 is required for many development proposals (architectural and site plan approval for principal structures and when increases to base standards are requested). Administrative design review by the architectural review committee applies to smaller projects; the planning commission reviews more significant items — see § 9.78.050–§ 9.78.060 and the city’s design review page. § 9.78 .

Q: What parking standard will apply to my multifamily project?

Parking is governed by Chapter 9.58 ; the district chapters add minimums (e.g., multifamily often 1.5 spaces/unit or other ratios depending on the zone). SB 9 and certain transit‑proximate exceptions modify required parking for additional units — check § 9.18.090 , § 9.20.090 , and SB 9 provisions for parking exceptions. See Cathedral City Parking and § 9.58 .

Q: If my site is inside an overlay zone, which rules control?

Overlay zones (for example LH — Limited Height ) may override base zone standards on height, views, or other items. The overlay rule takes precedence where it is more restrictive; check the overlay chapter text (e.g., § 9.54 for LH) and consult the official zoning map for overlay boundaries. See overlay districts and § 9.54 .

Q: Where do I find sign rules for my commercial project?

Signs are regulated in Chapter 9.62 ; many zone chapters call out that signs must follow that chapter (e.g., industrial and commercial zone sections). See the code references in each district chapter and the city signage page: Cathedral City Signage . § 9.62 . ---

Development Standards under the Cathedral City local zoning and planning code, with the controlling citations.

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Last reviewed: July 1, 2026

Overview

This page summarizes Cathedral City’s development standards from the City’s Planning & Zoning code (Title 9). It pulls the district-level dimensional controls (setbacks, heights, coverage), density rules, and special rules (overlays, SB 9, ADUs, PUDs) that directly govern what you can build. Where the code prescribes procedures (design review, parking, landscape), those links and § citations are provided so you can follow up on details. For one-line legal source context see Title 9, Planning and Zoning. § 9.02.010 .

District-by-district development standards

Below are the city’s main zoning districts with the ordinance purpose, typical permitted uses, and the most decision-relevant dimensional rules (setbacks, height, coverage, density or lot-size). Each numeric rule is tied to the controlling Cathedral City Municipal Code § and the file preview citation.

Note: when a district defers to other chapters (for parking, signs, landscaping, or design review) the relevant chapter is cited and linked below. Where the code allows exceptions (e.g., reduced heights abutting residential), that is called out.

RE — Residential Estate

Purpose & typical uses: very-low-density family residential; preserve natural/open areas. § 9.12.010 .
Key dimensional standards: minimum lot dimensions and low density are set under the chapter; landscaping and minimum dwelling sizes are specified in § 9.12.060–§ 9.12.140 .
Where it applies: large-lot, low-density neighborhoods; see chapter heading Chapter 9.12 .

R1 — Single‑Family Residential

Purpose & typical uses: one single-family dwelling per legal lot; ADUs/JADUs permitted per code. § 9.14.010–§ 9.14.020 .
Key dimensional standards:
- Front setback: 20 ft (garages with side-entry 15 ft) — § 9.14.070 .
- Side setbacks: combined 15 ft (varies by lot width; see §) — § 9.14.070 .
- Rear setback: 15 ft (garages may be as close as 5 ft) — § 9.14.070 .
- Maximum building coverage: 40% net lot area; max height 26 ft — § 9.14.080 .
- Density / lot size categories: R1-7.2, R1-8.5, R1-10, R1-12, R1-15 (e.g., 7,200 sq ft minimum for R1‑7.2) — § 9.14.050 .
Where it matters: standard single-family neighborhoods; special front-yard exceptions and key‑lot rules are in § 9.80.070 .

When your project touches parking rules consult the city’s parking chapter; Cathedral City requires on-site parking for primary dwellings and additional parking rules are in Chapter 9.58 and summarized on the city's parking page. See parking for details: Cathedral City Parking.

R2 — Multiple‑Family (low–medium)

Purpose & typical uses: one‑ and two‑family dwellings and low‑density multifamily. § 9.16.010–§ 9.16.020 .
Key dimensional standards:
- Typical lot minimums and yards: front 15 ft, side 15 ft, rear 15 ft (vehicle entry setbacks 20 ft) — § 9.16.060–§ 9.16.070 .
- Max coverage: 50% of net lot area; max height 26 ft (special reduced height 16 ft within 30 ft of RE or R1 in some cases; planning commission can approve increases subject to design review) — § 9.16.080 .
Where it applies: low‑to‑medium density multifamily neighborhoods; design review required as noted in Chapter 9.78 .

RM — Multiple‑Family Residential (medium)

Purpose & uses: medium/medium-high density multifamily and accessory units. § 9.18.010–§ 9.18.020 .
Key dimensional standards:
- Lot min & setbacks: front 15 ft, interior side 10 ft (street-side 15 ft), rear 10 ft; garage entry setback 20 ft — § 9.18.060–§ 9.18.070 .
- Max build coverage: 60%; max height 26 ft except reduced 16 ft within 30 ft of RE or R1 (planning commission may permit up to 26 ft via design review) — § 9.18.080 .
- Usable open space: 400 sq ft / unit — § 9.18.120 .
Where it applies: medium-density multifamily corridors; landscape/irrigation must meet Chapter 8.57 .

R3 — Multiple‑Family Residential (medium‑high)

Purpose & uses: medium‑to‑high density multifamily. § 9.20.010–§ 9.20.020 .
Key dimensional standards:
- Typical lot coverage: 60%; height generally 35 ft with the same proximity rule (reduced to 16 ft within 30 ft of RE, R1, or R2 unless design‑review increase approved) — § 9.20.080 .
- Open space: 300 sq ft/unit; landscaping per Chapter 8.57 — § 9.20.120–§ 9.20.130 .
Where it applies: denser multi-family sites and select corridors.

R4 — Highest-density multiple family

Purpose & uses: high-density multifamily; details are in Chapter 9.22. § 9.22.010 .
Key dimensional standards:
- Front 15 ft, side 15 ft, rear 15 ft; max coverage 65%; height 35 ft with proximity reductions — § 9.22.070–§ 9.22.080 .
- Density: 20–24 du/acre (high‑density band) — § 9.22.050 .

RR — Resort Residential

Purpose & uses: visitor-serving lodging and resort residential (hotel, motel, timeshare, condo‑hotel). § 9.24.010–§ 9.24.030 .
Key dimensional standards:
- Project-area minimum (PUD context): 2.5 acres (minimum), lot width/depth 250 ft in many cases; building site coverage 40–60% depending on use — § 9.24.060–§ 9.24.080 .
- Yards comply with the PUD rules § 9.94.110(C) for setbacks — § 9.24.070 .

DRN — Downtown Residential Neighborhood

Purpose & uses: downtown mixed/residential forms with form‑based guidelines. Architectural/residential standards are tighter and use the downtown development guidelines. § 9.25.065 .
Key dimensional standards:
- Street/alley setback: average 15 ft; interior yards may be 0–10 ft; building height up to 36 ft (single‑family 26 ft) with special allowances for parking‑deck projects — § 9.25.070–§ 9.25.080 .
Design details: downtown projects are subject to the downtown precise plan and design review procedures; see the city’s design review guidance.

NBP — Neighborhood Business Park (Transition)

Purpose & uses: transitional commercial/business park uses; typical permitted and conditional uses are listed in Chapter 9.38. § 9.38.040–§ 9.38.050 .
Key dimensional standards:
- Minimum lot size 22,500 sq ft; front setbacks 30 ft on major thoroughfares and 15 ft on collectors/local streets; side/rear setbacks vary (none where adjacent to commercial/industrial; 20 ft landscaping when adjacent to residential) — § 9.38.050(D–E) .
- Height: generally no limit except where abutting residential (max height limited by distance to residential) — § 9.38.050(H) .

I‑1 — Light Industrial

Purpose & uses: light industrial/manufacturing, service uses (with conditional uses listed in the chapter). § 9.40.040–§ 9.40.050 .
Key dimensional standards:
- Minimum lot size 20,000 sq ft; min front yard at least equal to building height but not less than 15 ft; site coverage 80%; max height 36 ft (or 3 stories), but reduced at edges abutting residential — § 9.40.050(D, G–H) .
- When industrial projects abut residential zones they must provide screening/landscaping and may have additional setbacks — § 9.40.060 .

OS‑R — Open Space – Resource

Purpose & uses: protect environmentally sensitive open space while allowing low‑intensity residential in some mapped density bands. § 9.44.010–§ 9.44.050 .
Key dimensional standards:
- Minimum lot area by category (e.g., 5, 10, 15, 20 acres per density notation) — § 9.44.050 .
- Front yard 50 ft, side 20 ft, rear 100 ft; max coverage 10%; max height 26 ft — § 9.44.070–§ 9.44.080 .

PUD — Planned Unit Development

Purpose & uses: enables flexible, comprehensive site planning across uses; PUD standards modify the underlying zone where approved. § 9.94.010–§ 9.94.110 .
Key rules affecting dimensions:
- Density may be applied to total PUD area (right‑of‑way can be included); yards, heights, and parking requirements default to the underlying zone unless the PUD approval establishes alternatives — § 9.94.110(A–D) .
- Special design criteria, open‑space, and building placement rules are spelled out in § 9.94.100–110 .

SB 9 two‑unit residential developments / Urban lot splits (state law implementation in local code)

The City implements state SB 9 rules under Chapter 9.116 and supplemental SB 9/local criteria in § 9.116.x and a stand‑alone SB 9 chapter describing objective design/lot standards (unit size minimums, setbacks, parking exceptions, lot coverage rules). Key items:
- Minimum side and rear setbacks for SB 9 two‑unit developments: no less than 4 ft; other setbacks follow the underlying zoning unless modified by the SB 9 provisions — § 9.116 (SB 9 and urban lot split provisions) and the SB 9 chapter § 9.110+ .
- Lot coverage cannot exceed the underlying zone unless that would physically preclude construction of two units of at least 800 sq ft each — § (SB 9 rules) F .
- Required parking for new primary dwelling unit(s) is one off‑street space per new unit, except where transit proximity/car‑share exceptions apply — § (SB 9 rules) H .

ADUs must comply with local ADU chapter 9.114 and the city’s ADU-specific rules (unit sizes, coverage exceptions) — see Chapter 9.114 and the city ADU page linked here: Cathedral City ADUs. Specific ADU lot-coverage exceptions and sizes are set out in § 9.114 (see summary in the ADU chapter) .

If your design triggers discretionary review, the city's design review procedures under Chapter 9.78 apply; design review is the mechanism by which planning staff/ARC/PC apply many of the proximity/height exceptions referenced above (e.g., height increases from 16 ft to 26 ft) — § 9.78 .

Quick standards table (decision‑relevant snapshot)

District	Typical front/side/rear	Max height	Max coverage / density	Notes / Code Reference
R1	Front 20 ft / Side combined 15 ft / Rear 15 ft	26 ft	40% coverage; R1 categories 7.2–15 (min lot area) — § 9.14.070–§ 9.14.080	See ADU rules § 9.114 and front‑yard exceptions § 9.80.070
R2	Front 15 ft / Side 15 ft / Rear 15 ft	26 ft (16 ft within 30 ft of RE/R1 per proximity rule) — § 9.16.060–§ 9.16.080	Max coverage 50% — § 9.16.080
RM	Front 15 ft / Side int 10 ft, street 15 ft / Rear 10 ft	26 ft (proximity reductions apply)	Max coverage 60%; open space 400 sq ft/unit — § 9.18.070–§ 9.18.080
R3	Front 15 ft / Side/Rear typical 15 ft	35 ft (reduced near lower zones)	Coverage 60%; open space 300 sq ft/unit — § 9.20.080–§ 9.20.120
I‑1	Front setback = building height (min 15 ft) / side/rear often 0–10/20 ft when not adjacent to residential	36 ft / 3 stories	Site coverage 80% — § 9.40.050
OS‑R	Front 50 ft / Side 20 ft / Rear 100 ft	26 ft	Max coverage 10%; min lot sizes by density category 5–20 acres — § 9.44.070–§ 9.44.080
DRN (Downtown)	Street/alley avg 15 ft; interior can be 0 ft	Typically 36 ft (SF 26 ft)	Downtown precise plan / design review applies — § 9.25.070–§ 9.25.080

Checklist (what an applicant must satisfy)

Confirm the property’s zoning on the official map and the applicable zone chapter (e.g., R1 § 9.14, RM § 9.18) .
Meet the zone’s dimensional standards (front/side/rear setbacks, building coverage, height) shown in the district chapter (see the district-by-district sections above). Cite the exact controlling § in your application.
Comply with parking requirements in Chapter 9.58 and the city’s parking standards (exceptions exist for SB 9, transit‑proximate lots). See Cathedral City Parking and § 9.58 .
For multi‑unit or design‑sensitive projects, prepare materials for design review per Chapter 9.78 and the downtown design standards if in DRN — see design review and § 9.78 .
Provide landscaping and irrigation plans per Chapter 8.57 and the city landscape rules — see landscaping and screening and § 9.20.130 (example) .
If the project requests deviations (height increases, setbacks reductions), prepare a Variance or Conditional Use Permit and follow Chapter 9.76/9.72 procedures; note that increased heights often require design review and findings — see variances and exceptions and § 9.76 .
For ADUs follow Chapter 9.114 (unit sizes, setbacks, and coverage exceptions) and the state ADU law; see Cathedral City ADUs and § 9.114 .
For any signage, follow Chapter 9.62; see signage and § 9.62 .
Confirm that building-level items comply with the state code: California Building Standards Code (Title 24) — building code matters are enforced at permit plan check and are separate from these zoning development standards.

Risks & Ambiguities

Issue	Why it matters	What to verify
Reduced-height buffers (e.g., 16 ft within 30 ft of lower‑density zones)	These proximity rules materially reduce permitted height along zone edges and often require design review for increases — see multiple zone sections (R2/RM/R3/R4). § 9.16.080, § 9.18.080, § 9.20.080	Confirm exact measured distance (property line to building), whether measurement uses existing or finished grade, and whether a design‑review exceptions path is required. Verify with planning staff.
Lot coverage vs. SB 9 minimum‑unit rules	SB 9 allows local lot coverage limits to be relaxed only when they physically preclude two units of ≥800 sq ft; local lot coverage calculations include all covered structures. SB9 provisions § 9.116 / SB 9 chapter	Calculate lot coverage including covered porches/parking per SB 9 instructions; if lot coverage is tight, document whether two 800‑sq‑ft units are physically possible.
ADU exceptions to coverage / setbacks	Cathedral City provides coverage exceptions to allow an ADU to be built even if strict lot coverage would otherwise preclude an 800–850 sq ft ADU (see § 9.114). § 9.114 (ADU rules)	Verify ADU type (detached/attached/conversion) and which local exceptions apply; cross‑check with state ADU law if conflict exists.
Overlays (e.g., LH limited height overlay)	Overlays can outright reduce permitted height or add privacy/view restrictions (e.g., 16 ft max in LH) and may supersede base zone height. § 9.54 (LH overlay)	Check whether parcel is inside any overlay on the official zoning map and confirm overlay rules and any planning commission approval paths. See overlay districts.
Floor Area Ratio (FAR) — absent in sections	Cathedral City code as retrieved does not present a citywide numeric FAR standard for most zones (the code uses coverage, height, and density instead). Not found in retrieved materials.	If an FAR number is required for project financing/design, verify with planning staff or the city’s development services.
Nonconforming / prior approvals	Existing buildings with previous CUP/PUD approvals may have conditions that modify base rules — § 9.72 and nonconforming uses chapters control revocations and conditions.	Pull the property’s permit history and recorded conditions; verify whether a previously approved CUP/PUD modifies dimensions.

Plain‑English summary

Cathedral City’s development standards live in Title 9 (Planning & Zoning) and spell out what you can build by zone: typical front setbacks run 15–20 ft for single‑family/residential zones, heights usually 26–36 ft depending on zone, and coverage and density limits differ by zone (e.g., 40% coverage in R1, 60% in RM); where projects abut lower‑density zones special reduced height buffers (commonly 16 ft within 30 ft) apply and design review is the normal path for exceptions — see the district chapters cited above (e.g., § 9.14, § 9.18, § 9.40). For parking, landscaping, signs, ADUs, SB 9 and design review the code identifies separate chapters and objective standards you must meet (links in the page).

Information Gaps

Explicit Floor Area Ratio (FAR) numeric standards for base zones: Not found in retrieved materials; Cathedral City uses coverage/density/height rather than an explicit FAR metric in the chapters reviewed.
Parcel‑specific measurements (how grade is measured for height calculations, precise property‑line vs centerline measurement practices): code includes measurement rules for some districts (e.g., DRN § 9.25.080.A) but specific parcel grading questions require verification with city engineering/planning. Verify with the jurisdiction.

Source References

Title 9 — Planning and Zoning; Purpose/Applicability overview § 9.02.010
R1 Single‑Family Residential — § 9.14.010–§ 9.14.090 (density, yards, coverage, parking)
R2 Multiple‑Family — Chapter 9.16 (purpose, lot dimensions, yards, coverage, height) § 9.16.060–§ 9.16.080
RM Multiple‑Family — Chapter 9.18 (density, yards, coverage, height, open space) § 9.18.060–§ 9.18.080
R3 Multiple‑Family — Chapter 9.20 (coverage, height, open space) § 9.20.080–§ 9.20.130
R4 Multiple‑Family — Chapter 9.22 (yards, coverage, height, density) § 9.22.070–§ 9.22.080
DRN (Downtown) — § 9.25.065–§ 9.25.080 (setbacks, height, parking)
NBP — § 9.38.040–§ 9.38.060 (development standards)
I‑1 Light Industrial — § 9.40.050–§ 9.40.060 (lot sizes, setbacks, coverage, height)
OS‑R Open Space Residential — § 9.44.050–§ 9.44.080 (density bands, yards, coverage)
PUD — Planned Unit Development standards and required findings § 9.94.010–§ 9.94.110
SB 9 / urban lot split local implementation & two‑unit rules — SB 9 chapter & § 9.116 (unit counts, setbacks, lot coverage exceptions, parking rules)
Yards and permitted projections, accessory projections — § 9.80.060–§ 9.80.070 (special front yard rules and allowed projections)
ADU rules summary and lot coverage exceptions — Chapter 9.114 (ADU specifics summarized in code)

For building‑code (Title 24) technical compliance at permit stage see the state code: California Building Standards Code.

Sources

Retrieved passages

Cathedral City Zoning Code (§ 2) High relevance
Cathedral City Zoning Code (§ 6) High relevance
Cathedral City Zoning Code (§ 9.20.080.) High relevance
Cathedral City Zoning Code (§ 8) High relevance
Cathedral City Zoning Code (§ 9.44.050.) High relevance
Cathedral City Zoning Code (§ 5) High relevance
Cathedral City Zoning Code (§ 6) High relevance
Cathedral City Zoning Code (§ 4) High relevance
Cathedral City Zoning Code (section or) High relevance
Cathedral City Zoning Code (§ 4) High relevance
Cathedral City Zoning Code (§ 5) High relevance
Cathedral City Zoning Code (Section 214.15) Medium relevance
Cathedral City Zoning Code (Title 9.) Medium relevance
Cathedral City Zoning Code (§ 2) Medium relevance
Cathedral City Zoning Code (§ 4) Medium relevance
Cathedral City Zoning Code (§ 9.05.040.) Medium relevance
Cathedral City Zoning Code (§ 9.80.070.) Medium relevance
Cathedral City Zoning Code (Section 9.52.040) Medium relevance
Cathedral City Zoning Code (Chapter 9.14.) Medium relevance
Cathedral City Zoning Code (§ 2) Medium relevance
Cathedral City Zoning Code (chapter shall) Medium relevance
Cathedral City Zoning Code (Section 9.50.060) Medium relevance
Cathedral City Zoning Code (Chapter 9.24.) Medium relevance
Cathedral City Zoning Code (§ 8) High relevance
Cathedral City Zoning Code (§ 9.16.160.) Medium relevance
Cathedral City Zoning Code (§ 6) Medium relevance
Cathedral City Zoning Code (§ 6) Medium relevance
Cathedral City Zoning Code (§ 4) High relevance
Cathedral City Zoning Code (§ 1) High relevance
Cathedral City Zoning Code (§ 9.14.040.) High relevance
Cathedral City Zoning Code (§ 9.22.030.) Medium relevance

Cited sections

Official Cathedral City code library

Frequently asked questions

What can I build on an R1 lot in Cathedral City?

You can build a single‑family dwelling and permitted accessory uses (home occupations, ADUs/JADUs, supportive housing types listed in the R1 chapter). R1 density categories (R1‑7.2 through R1‑15) set minimum lot sizes; front setback is 20 ft, side/rear setbacks and maximum coverage 40%, maximum height 26 ft — see § 9.14.020, § 9.14.050, § 9.14.070–§ 9.14.080 .

What are Cathedral City setback requirements for single‑family homes?

Base R1 setbacks: Front 20 ft, garages side‑entry 15 ft; side yards depend on lot width but are commonly a combined 15 ft; rear 15 ft — controlling text in § 9.14.070 . Also review the yard‑exceptions chapter § 9.80.070 for key‑lot/front‑yard rules and special cases .

Do height limits change when my lot borders a lower‑density zone?

Yes—Cathedral City commonly reduces permitted building height adjacent to lower‑density residential zones (e.g., height shall not exceed 16 ft within 30 ft of property zoned RE, R1 or R2 in many multifamily chapters). Increases above that level require design review findings. See § 9.16.080, § 9.18.080, § 9.20.080 for examples and the design‑review pathway § 9.78 .

If I want to add an ADU, what development standards apply?

ADUs must satisfy local ADU chapter rules (Chapter 9.114) and state ADU laws; the city allows certain coverage/height exceptions so an ADU up to local maximums (e.g., 850–1,000 sq ft depending on type) can be built if it meets ADU rules. ADU specifics and coverage exceptions are in § 9.114 and summarized in the ADU chapter — see § 9.114 and the ADU link. § 9.114 .

Does Cathedral City use FAR limits?

No explicit citywide FAR numbers were found in the retrieved zoning chapters; Cathedral City generally regulates intensity via lot coverage, height, and density rather than an FAR metric in the district code excerpts reviewed. FAR: Not found in retrieved materials. Verify with planning staff for specific overlay/specific‑plan areas. .

When is design review required?

Design review under Chapter 9.78 is required for many development proposals (architectural and site plan approval for principal structures and when increases to base standards are requested). Administrative design review by the architectural review committee applies to smaller projects; the planning commission reviews more significant items — see § 9.78.050–§ 9.78.060 and the city’s design review page. § 9.78 .

What parking standard will apply to my multifamily project?

Parking is governed by Chapter 9.58; the district chapters add minimums (e.g., multifamily often 1.5 spaces/unit or other ratios depending on the zone). SB 9 and certain transit‑proximate exceptions modify required parking for additional units — check § 9.18.090, § 9.20.090, and SB 9 provisions for parking exceptions. See Cathedral City Parking and § 9.58 .

If my site is inside an overlay zone, which rules control?

Overlay zones (for example LH — Limited Height) may override base zone standards on height, views, or other items. The overlay rule takes precedence where it is more restrictive; check the overlay chapter text (e.g., § 9.54 for LH) and consult the official zoning map for overlay boundaries. See overlay districts and § 9.54 .

Can I get an increase in height above the base standard?

Possibly — many chapters allow the planning commission to permit height increases if findings are met (compatibility, not adversely affecting adjacent properties); such increases typically require design review and supporting findings. See the height allowance language in § 9.16.080, § 9.18.080, § 9.20.080 and the PUD/design review rules § 9.94.110 / § 9.78 .

Where do I find sign rules for my commercial project?

Signs are regulated in Chapter 9.62; many zone chapters call out that signs must follow that chapter (e.g., industrial and commercial zone sections). See the code references in each district chapter and the city signage page: Cathedral City Signage. § 9.62 . ---

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