An old listing that calls a New Orleans building “four units” is a lead, not a zoning determination. The City offers different determination records for a current zoning question, an established small multifamily use, and a previously lawful nonconforming use. First ask whether an issued determination already exists. If it does not, choose the question you need the City to decide before assembling an application. A building permit, Certificate of Occupancy, zoning letter, and present physical condition answer different questions.
Look for a dated determination before requesting a new one
The City’s OneStop search help describes a public Basic Search by street address, reference code, or permit, license or case number. Enter the street address without city, state, or ZIP. A former owner may also have a letter or case reference that makes a more precise search possible. Save the exact record number, document title, decision date, property description, and any conditions from a relevant result. Compare those details with the present address and proposed use rather than relying on a matching street name.
The help page describes OneStop data from 2007 onward. That is a general portal range, not a promise that every zoning determination or attachment from that period is searchable or downloadable. The Advanced Search link currently requires a login. An empty Basic Search is therefore a reason to try a known case number and check custody, not proof that the City never issued a determination. Our address-search recovery guide explains how to keep the failed search and alternate identifiers together.
For a copy that is not available from the public result, start at the City’s public-records request page. Its new request route is for asking about a particular existing record, not for obtaining a new zoning decision. State the address, any prior address, case or reference number, approximate decision period, and the type of letter sought. Ask for the issued determination and related final action rather than assuming that a case summary is the signed document. The released-request list is a list of requests, not a complete index of zoning decisions.
Match the question to the City’s three determination types
New Orleans’ Zoning Determinations page separates three requests. The distinction matters because evidence of historical activity does not by itself answer whether a present use is recognized.
| What needs an agency answer? | Determination to discuss | Record question to prepare |
|---|---|---|
| What is the zoning designation or is a stated use allowed? | General Zoning Verification | What parcel and specific use should the City evaluate? |
| Was a small multifamily use established on a qualifying lot? | Established Multi-Family | What dated material supports the number of units and the relevant lot and district? |
| Can a previously lawful use continue as a nonconforming use? | Nonconforming Use Verification | What records show the earlier lawful use and its vacancy history? |
The City describes Established Multi-Family for up to four units on one lot under the stated CZO 20.3.W conditions in P/P-C districts. A four-unit claim in a tax account or advertisement does not establish that those conditions are met. For Nonconforming Use Verification, the City asks for evidence that the use was lawfully established and addresses whether it has been vacant for 180 days or more. Do not convert an old permit, rent receipt, or absence of a violation into a legal-use finding; present it as dated evidence for City review. The general verification route has a different object: the designation or allowance of the stated use.
For example, if a building has four mailboxes, an old permit for interior work, and a lease describing four apartments, keep those as three separately dated facts. Ask whether the City has an existing determination for that site. If none is found, the issue may be an Established Multi-Family request, but the district, lot, unit history, and City’s eligibility decision still matter. If instead the question concerns a discontinued former use, a vacancy timeline belongs with the Nonconforming Use inquiry. One packet should not silently be reused as proof of every determination type.
Build a short evidence timeline for the new request
The City’s page directs applicants through OneStop, where staff selects the relevant application class before an invoice and eventual determination. Prepare the question and evidence first; do not treat an application receipt or paid invoice as an issued letter. A useful packet distinguishes:
- Property identity: current and historical address, lot information already documented, and any prior case or letter number.
- Use history: dated permits, plans, leases, rent receipts, utility records, photographs, affidavits, or other documents relevant to the claimed units or use.
- Interruptions and changes: when the use began, any vacancy period, unit-count change, alteration, or later approval that could affect the question.
- Requested answer: the exact determination type, the present use at issue, and which supporting document is still missing.
Use the City’s current required-document headings for the chosen request before submitting. A dated record is stronger when its address, unit or use description, author, and period are clear. If the documents conflict, preserve the conflict for staff rather than selecting the most favorable line. Our missing-CO guide explains why historical occupancy clues and a formal agency decision should remain separate.
Keep the final City response with its date, case number, exact subject property, and any stated conditions. No online result does not prove no determination exists; an issued zoning determination is not itself a building permit, final inspection, Certificate of Occupancy, or finding about current building condition.
New Orleans zoning, OneStop search, and public-records guidance checked September 30, 2026.