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How to check violations on a NYC property

Last reviewed Oct 6, 2026 · NYC property compliance guides

There is no single place to see every violation on a New York City building. Housing violations live in HPD Online, construction and property violations in DOB BIS and DOB NOW, summonses and hearings at OATH, and complaints in 311. You need to check each one, and you need the building identifier each one expects.

Why one search is not enough

New York City does not keep property violations in one register. Different agencies enforce different codes, and each runs its own system with its own history, its own search form and its own idea of what counts as "open". A building with a clean DOB record can have a dozen open HPD violations, and a building with nothing in HPD can be facing an OATH hearing next week.

That is why owners are so often surprised. The violation was published weeks ago in a system nobody had a reason to open. Nothing was hidden; it was just somewhere else.

The list below is every system worth checking for a typical residential or mixed-use building, in the order that finds problems fastest.

Where each kind of record lives

Start at the top. HPD and DOB account for most of what owners are actually chasing.

What you are looking forAgencyOfficial lookup
Housing Maintenance Code violations, heat and hot water, mould, lead, leaksHPDHPD Online
Tenant complaints about conditions in an apartment or buildingHPDHPD Online
Construction, boiler, elevator, facade and property-maintenance violationsDOBDOB BIS property profile
Permits and job filings made from roughly 2017 onwardDOBDOB NOW Public Portal
Older permits and job filingsDOBDOB BIS
ECB summonses and what is owed on themDOB / OATHECB Ticket Finder
Hearing dates, decisions and defaultsOATHOATH hearing search
Complaints the public made about the building311311 service request status
Boiler registrations and asbestos filingsDEPNYC Open Data
Petroleum bulk storage tank registrationsNYSDECNYSDEC (state, not city)

Vacate orders issued by FDNY are published as an annual dataset; FDNY-issued summonses are adjudicated at OATH and appear there.

Checking a building end to end

Allow twenty minutes the first time. Have the street address and, ideally, the BIN or BBL — some systems will not find a building from the address alone.

  1. Find the building identifiers

    Look the address up in DOB BIS or on the city map to get the BIN (a seven-digit Building Identification Number) and the BBL (Borough, Block and Lot). A tax lot can hold several buildings with separate BINs, and searching the wrong one returns a clean record for a building that is not yours.

  2. Check HPD Online for violations and complaints

    Search by address. Look at open violations by class, and at complaints, which are separate records — a complaint can be closed while the violation it produced stays open. Note the correction and certification dates on anything open.

  3. Check the DOB property profile

    The BIS property profile lists DOB violations, ECB violations, complaints, permits and any active stop-work order. Read the violation list and the ECB list separately; they are different things and the page shows both.

  4. Check DOB NOW for recent filings

    Work filed in the last several years will be in DOB NOW rather than BIS. If you only check BIS you can miss a live permit, an expired one, or a filing somebody made against your building without telling you.

  5. Check ECB Ticket Finder for money owed

    A summons that was never answered becomes a default with a penalty attached. Ticket Finder shows the status and balance for ECB summonses by address or by summons number.

  6. Check OATH for hearings

    If a summons is live, there is a hearing date or a decision. This is the record that tells you whether a deadline is about to pass.

  7. Check 311 for complaints in progress

    A 311 complaint often precedes an inspection. Seeing one before the inspector arrives is the difference between fixing a condition and being cited for it.

What these systems will not tell you

That a record is new
Nothing notifies you. Every system is a search you have to run, and none of them has a reason to tell you something changed since last time.
That a violation was dismissed
Status language differs by agency, and a record can vanish from a feed rather than being marked resolved. Absence is not the same as dismissal.
Which building on the lot it belongs to
Address searches are forgiving; building identifiers are not. On a multi-building lot the same address can return different results depending on which BIN the system picked.
What it will cost
Penalty amounts depend on the charge, the class, whether it is a first offence and whether a hearing was missed. The lookup shows the record, not the exposure.

Common questions

Is there one website that shows all NYC violations for a building?

No. HPD, DOB, OATH and 311 each publish their own records in their own systems. DOB BIS comes closest for construction-related records because its property profile aggregates DOB violations, ECB violations and complaints, but it does not show HPD housing violations at all.

Can I check violations without an account?

Yes. HPD Online, DOB BIS, DOB NOW Public Portal, ECB Ticket Finder and 311 status are all public and need no login. The underlying data is also published on NYC Open Data.

How often is this data updated?

Most of the city violation datasets refresh daily, though the lag between an inspection and the record appearing varies by agency. Some records, such as the FDNY vacate order list, are republished far less often and should be treated as historical rather than current.

Does a clean lookup mean the building is compliant?

It means nothing is published against it in the system you searched, at the moment you searched. It does not account for inspections already carried out but not yet written up, conditions nobody has complained about, or records held in a system you did not check.

Official sources

Rules and figures change. Check anything you are about to act on against the agency itself.

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