A project can look viable until the buyer compares the planned building to the parcel’s actual zoning designation. A site marketed for its location, size, or future potential may still prohibit the intended use, limit the number of units, restrict building height, or require setbacks that make the proposed footprint unworkable.
That’s why zoning is often the first legal test a development must pass, before detailed design, financing, or construction planning can move forward. Since 2014, we’ve advised businesses, entrepreneurs, and investors on real estate transactions and land use matters where a clear view of zoning risk can shape the decision to acquire, redesign, pursue approvals, or walk away.
Why Zoning Is One of the First Tests a Project Has to Pass
A zoning ordinance is the local law that controls how land may be used and developed within a jurisdiction.
It establishes baseline rules for:
- Permitted uses
- Residential density
- Building height
- Lot coverage
- Parking
- Setbacks
- Other features that determine what can physically and legally fit on a parcel
A buyer’s intended use doesn’t create a legal right to build it. A parcel zoned for low-density residential use doesn’t become suitable for a taller multifamily project because that project may be financially attractive. Likewise, a commercial site may not permit housing without an applicable local or state pathway.
Local zoning also works alongside a general plan, which is a city or county’s long-range policy document for growth, land use, transportation, housing, and conservation. A project may need to align with both the parcel’s zoning district and the broader land use policies adopted by the jurisdiction. Lenders and equity partners often scrutinize this. A project that depends on a future rezoning, discretionary approval, or an untested code interpretation carries a different risk profile from one that’s permitted by right, meaning it conforms to the applicable rules without a discretionary land use decision.
California’s State Housing Laws Can Override Local Rules
Local control still matters, but it’s no longer the whole analysis for residential development. California has adopted housing laws that can limit local discretion when qualifying projects meet statutory conditions, particularly in jurisdictions that haven’t planned adequately for their assigned housing needs.
The Regional Housing Needs Allocation (RHNA), is the state process that assigns housing production targets to local jurisdictions by income level. A city or county addresses those targets through its housing element, the housing planning portion of its general plan. When a housing element isn’t state-certified, state law can create opportunities that wouldn’t otherwise exist under local height, density, or use rules.
For investors evaluating Silicon Valley and the Bay Area, the result isn’t that local zoning has disappeared. The applicable rules may instead come from several layers at once: the base zoning ordinance, the general plan, overlay regulations, state housing statutes, and the exact timing and completeness of an application.
SB 35’s Streamlined Approval Path
SB 35 streamlined ministerial approval is a state process for qualifying multifamily and mixed-use infill housing projects. Ministerial approval means the local government evaluates a project against objective standards rather than using the broader discretionary review that can involve subjective findings and political debate. It isn’t a blanket exemption from planning rules. An applicant must satisfy the law’s eligibility criteria, affordability requirements, labor standards, and applicable objective local standards. A ministerial process can avoid the discretionary CEQA path, but it doesn’t remove the need for careful, site-specific analysis.
Since San Jose is behind on its lower-income RHNA target, SB 35 projects there currently must provide at least 50 percent of their units as affordable to households at or below 80 percent of area median income. That requirement can affect unit mix, financing assumptions, operating projections, and development structure from the outset.
Density bonus law offers another state law tool. It allows qualifying housing developments that include affordable units to seek incentives, concessions, waivers, and additional density under defined conditions. The legal analysis is distinct from SB 35, so a project shouldn’t assume that qualifying for one path automatically establishes eligibility for the other.
San Jose Eligibility Has Specific Site Requirements
San Jose applies defined conditions to its SB 35 process. The site must be in the city’s urbanized area, at least 75 percent of the parcel’s perimeter must be surrounded by urban uses, and the general plan or zoning designation must already allow residential or mixed-use development. A parcel may look like infill on a map while failing one of the statutory or local screening criteria. Before treating streamlining as part of a project’s entitlement strategy, developers should compare the site boundaries, surrounding uses, land use designation, and proposed program against the governing standards.
Due Diligence Steps That Catch Zoning Problems Early
Zoning diligence should begin before a purchase agreement becomes unconditional. Marketing materials, preliminary title information, and informal planning comments can help identify questions, but they aren’t substitutes for checking the adopted rules and speaking with the appropriate planning department.
Key early checks include:
- Confirm the base district: Verify the current zoning designation, permitted uses, density limits, height limits, setbacks, parking rules, and general plan consistency.
- Identify overlay restrictions: Check for historic districts, environmental protection areas, airport influence zones, design districts, specific plans, or other overlays that add requirements beyond the base zone.
- Review existing conditions: Determine whether existing improvements or uses are legal nonconforming conditions, meaning they were lawful when created but no longer conform to current rules.
- Request written verification: Seek a zoning verification letter early. Processing often takes two to six weeks, and the letter can surface zoning issues before substantial capital is committed.
- Map the approval path: Identify whether the project is permitted by right, requires an entitlement, may qualify for a density bonus or streamlined process, or depends on a legislative change.
An entitlement is the government approval needed to develop, use, or change property in a particular way. It can include a conditional use permit, subdivision approval, site development permit, variance, or other approval. The more approvals a project needs, the more critical it becomes to understand sequencing, application completeness, hearing requirements, and appeal rights.
When Zoning Doesn’t Match the Project
A mismatch between a project and its zoning doesn’t always end the deal. It does mean the development team must identify the right legal path rather than treating every zoning issue as interchangeable.
Solutions for zoning that doesn't match the project:
- Variance: A variance is a narrow exception from a particular zoning standard, such as a setback, lot coverage, or dimensional rule. It generally requires findings that the parcel has unusual physical circumstances creating a hardship not shared by nearby properties. It isn’t usually the right tool for changing a prohibited use or substantially increasing density simply because the project would be more profitable.
- Rezoning: Rezoning asks the city or county to change the parcel’s underlying zoning classification. It can be necessary when the intended use isn’t permitted in the existing district, but it’s typically a legislative process involving staff review, public hearings, and elected decision makers. That puts the timeline on a government schedule, not the developer’s.
- A development agreement: A development agreement is a contract between a developer and a public agency that can establish vested rights and identify the zoning, entitlements, obligations, and project terms that will govern development over an agreed period. For larger or phased projects, it can help address the risk that applicable rules will change after substantial planning work has begun.
The right choice depends on the gap between the parcel and the proposed project. A small dimensional conflict may call for a variance. A fundamentally different land use may require rezoning. A long-term project with substantial public and private commitments may warrant a development agreement. In Silicon Valley and the Bay Area, that assessment should also account for current housing element status and possible state law pathways.
Make Zoning Part of the Acquisition Decision
Zoning risk is most manageable before the buyer has closed, finalized plans, or committed to a financing structure that assumes a particular development program. The useful question isn’t merely whether a parcel has a promising zoning label. It’s whether the adopted rules, overlays, approval process, state law options, and procedural deadlines support the actual project being evaluated.
A clear legal assessment before acquisition can help a development team understand whether to proceed, revise the project, or pursue a different approval path.
Strategy Law, LLP offers virtual consultations for clients evaluating sites in Silicon Valley and the Bay Area. To discuss zoning matters with our team, contact us at (408) 478-4104.