Looking up a specific address? Start here.
These are the ones the city is flagging right now. Browse by problem below, or look up your own address above.
The most severe tier — 24 hours to fix the worst of it.
Lead paint, broken elevators, missing smoke detectors. If a building you're considering is on this list, ask why before you sign.
Five or more new open violations in the last six months.
The earliest sign something's shifted — new ownership, deferred maintenance. If a building you're eyeing shows up here, ask what changed.
The city's last resort. A short list — being on it means something.
Landlords warned repeatedly for serious conditions that haven't been cleaned up.
Winter's most common complaint, and some buildings repeat it.
Worth checking before you sign a lease that runs through winter.
Rats, roaches, mice — and the landlords who miss the deadline.
The city gives landlords a deadline. Repeat calls tell you which buildings never really fixed it.
Chronic leaks become mold. Some calls stay open past a year.
Thousands of buildings carry the same open call for more than a year. If your unit is one of them, that's what you're inheriting.
Cases reported in the most recent annual filing.
Landlords are required to disclose this before you sign — here it is upfront.
Rent-stabilized, but with a poor maintenance record.
Stabilization is a legal status — not a guarantee the building is being maintained. Know which one you're getting.

Three Crown Heights buildings sold at a sheriff's auction for just over $900,000 carrying 570 open violations, 387 of them written this year. The violations attach to the building, not the seller, and the new owner owns every one until they are cured.
We ranked every NYC landlord portfolio by open violations on the city record. These ten are the worst — and four of them appear on no official watchlist.
The DeMatteis Organization built Battery Park City's first apartments. Three buildings remain in its portfolio — and one address in East New York carries nearly all 6,303 of its open violations.