Local zoning · Cotati

Cotati — Design Review

Q: How do I know which zoning district rules apply to my parcel?

District purpose and dimensional standards are in § 17.20.030 and the zoning district tables under § 17.24.030 (Tables 2‑5 through 2‑14). Use those tables to check setbacks, heights, lot coverage, and frontage rules for your specific zone (for example, CE , CG , CD , NU ) .

Q: What frontage/ground‑floor rules do downtown projects face?

Downtown ( CD ) and corridor ( CE , CG ) districts emphasize continuous street‑facing building facades, ground‑floor retail orientation, and facade articulation; see § 17.24.050 and the CD/CE/CG zone tables for numeric requirements such as build‑to lines and allowed encroachments .

Q: If my project is in a specific plan or overlay, which rules control?

Specific plans and overlays (see Chapter 17.28 ) may contain special standards and additional design requirements; where a specific plan applies, its standards control alongside Article 2/3 requirements. See § 17.28.070 for planned unit development notes and § 17.24.030 for references to special purpose and overlay standards .

Q: Where do I get the city’s objective residential design standards?

Residential projects are subject to Chapter 17.39 objective standards where identified in § 17.62.040 ; the ordinance references Chapter 17.39 in both preliminary and final review descriptions — if you cannot find the exact language in the materials you have, Verify with the jurisdiction or request Chapter 17.39 from planning staff (the code reference is cited in § 17.62.040) .

Design Review under the Cotati local zoning and planning code, with the controlling citations.

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Last reviewed: July 1, 2026

Overview

Cotati’s design review program is the local, discretionary process for evaluating the aesthetic, site-planning, and architectural quality of new development and exterior changes. The rules and procedures are codified in § 17.62.040 of the Cotati Land Use Code; they require applicants to obtain preliminary and/or final design review before building permits are issued and specify who (the director, the design review administration, or the planning commission) makes decisions for different project types (§ 17.62.040) . This page explains how Cotati applies design review across the city’s zoning districts, what standards matter, and what applicants must deliver.

Note: the ordinance treats design review as part of the land‑use review process (concurrent with zoning clearance and any required permits); applicants should also consult the city’s rules on parking, development standards, overlay districts, signage, and ADUs when preparing materials, and must still comply with the California Building Standards Code for construction-level requirements.

How Design Review works in Cotati (core rules)

Design review authority and applicability are set out in § 17.62.040. Design review is required for any project that needs a building permit, subdivision map, or planning permit and that involves construction, exterior alteration, or changes to site/landscape that affect a project’s functional or aesthetic qualities (§ 17.62.040(B)) .
The director may decide design review for a single‑family dwelling or a two‑unit plex on one lot (except where part of a larger subdivision). The planning commission (with recommendations from the design review administration) has final authority for other projects (§ 17.62.040(C)–(E)) .
The process includes a required filing and processing pathway (applications filed under Chapter 17.60) and usually both preliminary and final design review steps; preliminary review covers conceptual site planning and massing while final review addresses detailed materials, landscaping, lighting, signs, and trash enclosures (§ 17.62.040(D)–(E)) .
Projects must meet project review criteria (compatibility, conformance with General Plan, minimizing visibility on slopes, and compliance with applicable objective design standards for residential projects — see Chapter 17.39) and the review authority may impose conditions or approve adjustments as allowed in the code (§ 17.62.040(F)–(I)) .

District-by-district breakdown (purpose, typical uses, key dimensional standards, where it applies)

The Cotati Land Use Code organizes district purposes and standards in Article 2 (district descriptions and tables) and detailed site / frontage rules in Article 3. Below are the districts most commonly subject to design review; each item cites the land‑use chapter(s) that establish purpose and standards.

Note on citations: the district descriptions are found in § 17.20.030 and district dimensional standards and tables are administered under § 17.24.030 (see the tables for each zone) .

NU (Neighborhood, Urban)

Purpose: NU is for higher‑density housing and neighborhood‑serving commercial uses in walkable form (implements high‑density residential General Plan designations) (§ 17.20.030) .
Typical permitted uses: multifamily housing, townhouses, compatible neighborhood retail and services (see Article 2 use tables) (§ 17.22.020) .
Key dimensional standards: build‑to/frontage emphasis with front build‑to 15 ft., side commonly 5 ft., rear 10 ft., and maximum lot coverage and height shown in the NU table (§ 17.24.030, Table 2‑11) .
Where it applies: primarily compact urban neighborhoods where pedestrian orientation is intended (§ 17.20.030) .

NM (Neighborhood, Medium Density)

Purpose: NM supports a range of housing types at medium density (duplexes, townhouses, small apartments) (§ 17.20.030) .
Typical uses: multifamily, small‑scale neighborhood retail where allowed (see Article 2 tables) (§ 17.22.020) .
Key dimensional standards: minimum lot area and setbacks per Table 2‑?; typical setbacks include front ~See NU/NL tables, side 5–10 ft., height ~28 ft. for main structures in many residential zones (§ 17.24.030) .
Where it applies: established residential neighborhoods transitioning between low and higher intensity areas (§ 17.20.030) .

NL (Neighborhood, Low Density)

Purpose: NL is for lower‑density residential (single family and small‑scale multifamily) (§ 17.20.030) .
Typical uses: single‑family homes, duplexes in limited forms (see use tables) (§ 17.22.020) .
Key dimensional standards: front setback ~20 ft., side 5–10 ft., maximum coverage ~40%, height ~28 ft. (see Table 2‑9) (§ 17.24.030) .
Where it applies: traditional single‑family neighborhoods (§ 17.20.030) .

CE (Commercial, East Cotati Avenue Corridor)

Purpose: CE is a mixed‑use corridor zone for retail, services, offices and mixed‑use buildings along East Cotati Avenue (§ 17.20.030) .
Typical uses: retail, restaurants, professional offices, and upper‑story housing in mixed‑use projects (use tables) (§ 17.22.020) .
Key dimensional standards: front/build‑to 10 ft., site coverage up to 80%, height typically 35 ft. (45 ft. with conditions); mixed‑use buildings may reach 45 ft. when meeting affordable housing conditions (§ 17.24.030, Table 2‑12; § 17.30.040 for height exceptions) .
Where it applies: East Cotati Avenue corridor parcels; design review emphasizes pedestrian orientation and storefront facades (§ 17.24.050; § 17.24.030) .

CG (Commercial, Gravenstein Highway Corridor)

Purpose: CG is a mixed‑use corridor zone along Gravenstein Highway intended for stronger commercial/regional retail while preserving pedestrian continuity where appropriate (§ 17.20.030) .
Typical uses: larger retail, restaurants, services, with residential above or in mixed projects (§ 17.22.020) .
Key dimensional standards: build‑to 0 ft. (with exceptions), site coverage up to 80%, typical height 35 ft. (50 ft. with a use permit); special build‑to line at Gravenstein frontage is 30 ft. from highway right‑of‑way (§ 17.24.030, Table 2‑13) .
Where it applies: Gravenstein Highway corridor and properties adjacent to it (§ 17.20.030) .

CD (Downtown Commercial / La Plaza area)

Purpose: CD is the downtown / mixed commercial district prioritizing continuous streetfronts and pedestrian scale (§ 17.24.050 and Table 2‑14) .
Typical uses: retail, restaurants, offices, civic uses; strict ground‑floor use limits to preserve pedestrian retailfront (§ 17.24.050) .
Key dimensional standards: build‑to/frontage 0 ft. (some streets 15 ft.), rear setback 10 ft., maximum coverage up to 100%, typical height 35 ft. (50 ft. with use permit); additional downtown façade rules apply (§ 17.24.030, Table 2‑14; § 17.24.050) .
Where it applies: downtown center, special La Plaza streets identified in the code (§ 17.24.050) .

CI (Commercial/Industrial) and other zones (RR, RVL, OSC, OSR)

Purpose & uses: CI and special purpose zones are described in § 17.20.030; industrial / institutional uses have larger parcel/minimums and different setbacks (§ 17.20.030; § 17.24.030) .
Example standards: RVL (rural village), RR (rural reserve), and open space zones have larger front setbacks (e.g., RVL front ~25 ft., RR front ~25 ft., OSC front ~30 ft.) and lower site coverage caps; see the zone tables in § 17.24.030 (Tables 2‑5 through 2‑8) for exact numeric values .

Quick reference table — decision‑relevant standards and code references

District (bold)	Key decision-relevant standards (what reviewers check)	Code Reference
NU	Front/build‑to emphasis (front ~15 ft.), side 5 ft. typical, rear 10 ft., pedestrian frontage types, lot coverage/height per Table 2‑11	§ 17.24.030; Table 2‑11
NM	Medium density setbacks and heights (side 5–10 ft., main structure ~28 ft. limit), lot coverage limits	§ 17.24.030; Table 2‑11/2‑12
CE	Front/build‑to 10 ft., site coverage 80%, typical height 35 ft. (45 ft. in special cases) — pedestrian storefront expectations	§ 17.24.030; Table 2‑12; § 17.24.050
CG	Build‑to lines (0 ft./special 30 ft.), site coverage 80%, height 35 ft. (50 ft. with UP)	§ 17.24.030; Table 2‑13
CD	Build‑to/frontage 0 ft. (some streets 15 ft.), coverage up to 100%, height 35 ft. (50 ft. w/UP); strict ground‑floor use limits downtown	§ 17.24.030; Table 2‑14; § 17.24.050

(For full numeric tables for every zone, consult § 17.24.030 and the attendant Tables 2‑5 through 2‑14) .

Practical guidance and interpretation (plain-English synthesis)

Which projects need design review? Any discretionary project that alters building exteriors, site design, or landscaping requires design review under § 17.62.040(B); minor ministerial work that does not change aesthetic/site qualities can be exempt only where the commission or council determines so (§ 17.62.040(B)) .
Who decides? The director handles routine single‑family and duplex design review; anything larger or part of a multi‑parcel subdivision goes to the planning commission with recommendations from the design review administration (§ 17.62.040(C)) . Expect staff reports under § 17.60.090 and public hearings when commission/council review is required .
What do reviewers focus on? Compatibility with adjacent buildings and the General Plan, site planning, building massing, landscaping, parking and circulation (see the parking rules), lighting, and materials; residential projects must also meet Chapter 17.39 objective design standards where applicable (§ 17.62.040(F)) .
Downtown and corridor projects (the CD, CE, and CG districts) have tighter frontage/build‑to expectations: continuous facades, ground‑floor retail limits, and façade articulation requirements are often decisive in approval (§ 17.24.050; § 17.24.030) .
Ministerial vs. discretionary: some emergency-shelter conversions in CE and CG are eligible for a ministerial design review under § 17.42.072(B) (director review to ensure compliance with design/site criteria), but most other proposals remain discretionary (§ 17.42.072) .

Checklist — what an applicant must provide (minimum)

Complete planning application in compliance with Chapter 17.60 (application form, fees, required materials) — see § 17.60.040
Zoning clearance request where required under § 17.62.020 (verify allowed uses before design review)
Preliminary design materials (if required): site analysis, conceptual site plan, massing, circulation, landscape concept, energy and resource conservation info — per § 17.62.040(E)(1)
Final design submittal (detailed landscaping & irrigation, exterior materials & colors, lighting, signs, trash enclosures) per § 17.62.040(E)(2)
Demonstration of compliance with district standards (setbacks, coverage, height per § 17.24.030 tables) and applicable frontage/downtown rules (§ 17.24.050)
If residential, show compliance with Chapter 17.39 objective design standards where required (§ 17.62.040(F)(2))
Public noticing / neighborhood meeting materials when required by Chapter 17.60; staff reports and CEQA clearance will be completed before final action (§ 17.60.040; § 17.60.090)

Risks & Ambiguities

Issue	Why it matters	What to verify
Director vs commission authority	Director handles single‑family/duplex decisions but may defer larger or controversial items to the commission; procedure and appeal rights differ (§ 17.62.040(C))	Verify whether your project qualifies for director decision or must go to commission; ask planning staff early.
Objective vs. discretionary standards	Residential projects reference Chapter 17.39 objective standards; other projects rely on discretionary findings (§ 17.62.040(F))	Confirm which standards apply to your parcel and whether objective (clear) criteria exist; if unclear, “Verify with the jurisdiction.”
Downtown frontage/ground‑floor use rules	CD/CE/CG have specific build‑to and ground‑floor use limits that can block preferred layouts (§ 17.24.050; Table 2‑12/13/14)	Verify the exact frontage requirement for your block and whether your proposed ground‑floor use is allowed.
Subdivision and multi‑parcel timing	Subdivisions creating 5+ parcels require design review of all parcels together prior to any building permits (§ 17.62.040(B))	If your project is part of a subdivision, confirm timing and scope of design review for all parcels.
Ministerial design review exceptions	Some emergency shelter alterations may be reviewed ministerially in CE/CG (director review) — different procedural requirements apply (§ 17.42.072(B))	If proposing shelter or similar use, verify whether your project qualifies for ministerial review.

Plain-English Summary

If your project changes how a building looks or how a site is arranged in Cotati, you will usually need design review under § 17.62.040. Small single-family or duplex projects often go to the planning director; bigger or non‑residential projects go to the commission. Reviewers check that your proposal meets the zone’s setbacks, height, coverage, landscaping, parking and pedestrian‑oriented frontage rules (see § 17.24.030 tables), and that it fits the neighborhood character; submit conceptual (preliminary) plans first and detailed (final) plans later as required (§ 17.62.040) .

Source References

Design review (purpose, applicability, process, criteria): § 17.62.040
Permit application filing & neighborhood meeting rules: § 17.60.040 and staff report/CEQA processing: § 17.60.090
Zoning clearance (relationship to design review): § 17.62.020
District descriptions: § 17.20.030 (NU, NM, CE, CG, CD, etc.)
Zoning district dimensional & frontage standards: § 17.24.030 and the district tables (Tables 2‑5 through 2‑14) (see Table entries for CE, CG, CD, NU, NL, NM)
Downtown/corridor frontage and façade rules: § 17.24.050
Emergency shelter ministerial design review: § 17.42.072(B)
Objective design standards for residential projects: Chapter 17.39 (referenced in § 17.62.040(F) and § 17.62.040(E)) — text referenced in ordinance excerpts; see § 17.62.040(F)
Downloaded text source: Cotati Land Use Code (ecode360 host) — downloadable ordinance excerpts included with each cited §; see associated code pages cited above (downloaded from https://ecode360.com/CO4398)

Sources

Retrieved passages

Cotati Zoning Code (Chapter 17.60) High relevance
Cotati Zoning Code (Chapter 17.60) High relevance
Cotati Zoning Code (chapter as) High relevance
Cotati Zoning Code (Chapter 17.38) High relevance
Cotati Zoning Code (§ 17.60.040) High relevance
Cotati Zoning Code (§ 17.62.040) High relevance
Cotati Zoning Code (§ 17.42.065) High relevance
Cotati Zoning Code (Section 17.24.040) High relevance
Cotati Zoning Code (§ 17.30.040) Medium relevance
Cotati Zoning Code (Section 17.30.020) Medium relevance
Cotati Zoning Code (Chapter 17.34) Medium relevance
Cotati Zoning Code (Section 17.24.040.) Medium relevance
Cotati Zoning Code (Section 17.30.020) Medium relevance
Cotati Zoning Code (Section 17.30.020) Medium relevance
Cotati Zoning Code (Section 17.42.160) Medium relevance
Cotati Zoning Code (§ 17.24.030) Medium relevance

Cited sections

Official Cotati code library

Frequently asked questions

Do I need design review in Cotati?

Yes—if your project requires a building permit, subdivision map, or planning permit and includes new construction, exterior alterations, or changes to site/landscape that affect aesthetic or functional qualities, design review is required under § 17.62.040. Some single‑family or duplex projects may be handled by the planning director; larger projects go to the planning commission .

What does preliminary vs final design review cover?

Preliminary design review addresses conceptual site planning, building massing, circulation, landscaping, and energy/resource considerations. Final design review (after any required planning permit review) addresses detailed landscape and irrigation plans, exterior materials/colors, lighting, trash enclosures, and signs per § 17.62.040(E)(1)–(2) .

How do I know which zoning district rules apply to my parcel?

District purpose and dimensional standards are in § 17.20.030 and the zoning district tables under § 17.24.030 (Tables 2‑5 through 2‑14). Use those tables to check setbacks, heights, lot coverage, and frontage rules for your specific zone (for example, CE, CG, CD, NU) .

What frontage/ground‑floor rules do downtown projects face?

Downtown (CD) and corridor (CE, CG) districts emphasize continuous street‑facing building facades, ground‑floor retail orientation, and facade articulation; see § 17.24.050 and the CD/CE/CG zone tables for numeric requirements such as build‑to lines and allowed encroachments .

Can design review allow exceptions to height or setback limits?

Design review itself does not change zoning standards, but the building code and specific code sections allow adjustments in limited circumstances (for example, height exceptions and adjustments tied to hillside permit findings). Any permitted adjustment or condition must meet the findings under the applicable section (see § 17.62.040 and § references in the zoning tables) . For parcel‑specific exceptions, Verify with the jurisdiction.

How does parking factor into design review?

Site circulation and parking layout are explicit review criteria during design review; proposed parking must meet Chapter 17.36 and be integrated into the site plan in a way that supports pedestrian orientation and compatibility with district frontage rules (§ 17.62.040(F); § 17.24.030) .

Are ADUs subject to Cotati design review?

Accessory dwelling units are regulated separately in § 17.42.170 (ADU/JADU) but may still require design review if the ADU involves exterior alterations or is in a project that otherwise triggers design review; check § 17.62.040(B) and the ADU rules for specific standards and exemptions .

If my project is in a specific plan or overlay, which rules control?

Specific plans and overlays (see Chapter 17.28) may contain special standards and additional design requirements; where a specific plan applies, its standards control alongside Article 2/3 requirements. See § 17.28.070 for planned unit development notes and § 17.24.030 for references to special purpose and overlay standards .

Can the city approve a building that differs from the approved design‑review plans?

Approved projects must be built as shown in the plans granted design review approval. The director may permit only minor technical modifications that do not affect overall design intent in compliance with the changes‑to‑approved‑project procedures (see § 17.62.040(E)(3) and Chapter 17.64) .

Where do I get the city’s objective residential design standards?

Residential projects are subject to Chapter 17.39 objective standards where identified in § 17.62.040; the ordinance references Chapter 17.39 in both preliminary and final review descriptions — if you cannot find the exact language in the materials you have, Verify with the jurisdiction or request Chapter 17.39 from planning staff (the code reference is cited in § 17.62.040) .

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