Filing a home renovation permit and waiting weeks only to receive a correction letter listing problems you never anticipated is a common experience for homeowners. Each rejection round costs money in architect fees, contractor delays, and carrying costs on a construction loan. Most people blame slow bureaucracy. The actual cause, according to people who work on both sides of the permitting counter, is that the information needed to get plans right the first time is scattered across so many sources that even professional planners struggle to assemble it quickly.
Shital Dhakal, who spent years working inside municipal planning departments in the San Francisco Bay Area before founding Conflation Labs, a land-use intelligence company, watched the rejection cycle happen from the inside.
The zoning rules that govern what can be built on a given property are public. In most cities, the ordinance is posted online. But the published code rarely tells the full story.
As Dhakal describes it, “there is a GIS, there is a local zoning ordinance, there are other development standards, there is local tribal knowledge in people’s heads.” A planner answering a question about a specific parcel has to pull data from all of those sources, cross-reference them, and determine what applies. Much of that institutional knowledge – how the city interprets ambiguous language, whether a moratorium is in effect, how a particular use code applies to a project – is not written down anywhere the public can find it.
A homeowner might design a plan that appears compliant based on the published code, only to learn that an internal policy or unpublished interpretation changes the rules for that parcel.
Every correction letter represents real money. When plans come back with required changes, the homeowner pays the architect or engineer to revise the drawings, then resubmits and waits again. Dhakal notes that architects and engineers “apply for permit only to hear back from city after two weeks that they need to fix five things on their plan and that cost them money.” That overhead pushes projects back by weeks or months.
For someone financing a renovation, those delays can mean additional interest payments on a construction loan. For someone planning to sell after improvements, they can push a listing date past a seasonal window. The rejection itself is not malicious – the city is checking plans against safety and zoning codes. But the information gap that causes the rejection is structural, not personal.
The most effective way to avoid correction rounds is to front-load research before an architect draws a single line. That means going beyond the published zoning ordinance.
Start by contacting the planning department and asking specific questions about the parcel: zoning district, setback requirements, maximum lot coverage, overlays, and special conditions. Do not rely solely on the online code. Ask whether there are pending changes to the ordinance or internal policies that affect the property type.
If hiring an architect or engineer, confirm they are familiar with the specific city’s requirements – not just general building codes. Dhakal points out that ordinances are “so convoluted, so long and for a layperson, it’s just hard to consume all of that information.” A professional who has worked in the jurisdiction before will know the unwritten rules that trip up newcomers.
Several companies, including Conflation Labs, now offer platforms that aggregate zoning data, GIS information, and ordinance language into searchable tools that can flag potential compliance issues before filing. Some can analyze architectural drawings against local codes and identify violations in advance. These platforms vary in coverage by jurisdiction, and none eliminates the need for a final human review by the city.
Even with better tools, the fundamental tension in permitting remains. Homeowners want speed. Cities are responsible for safety. Those goals operate on different timelines, and the information fragmentation that slows everything down has been accumulating for decades across thousands of jurisdictions, each with its own code structure and data systems.
The practical advantage for a homeowner planning a project is completeness on the first submission. That means investing time in research before investing money in drawings – and accepting that the zoning code published online is the starting point, not the whole picture. “Who enjoys going into the ordinance looking for the same detail ten times a day?” Dhakal says. The planners reviewing a permit are navigating the same fragmented system the homeowner is.
About the Expert: Shital Dhakal is founder of Conflation Labs, a zoning and permitting data platform, and previously worked inside municipal planning departments in the San Francisco Bay Area.
This article is intended for informational purposes only and does not constitute legal, financial, or investment advice. The views and opinions expressed herein reflect those of the individuals quoted and do not represent an endorsement of any company, product, or service mentioned. Readers should conduct their own due diligence and consult qualified professionals before making any investment decisions.
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