311 complaints

How a complaint becomes an inspection, and how to work out which agency a notice came from.

• A 311 complaint was filed about my building. What now?

  How a 311 property complaint is routed to HPD, DOB or another agency, what the statuses mean, and why the complaint is your earliest chance to fix a condition.

  Last reviewed Oct 6, 2026

• Which NYC agency issued this violation?

  Identify whether a NYC property violation came from HPD, DOB, OATH, FDNY, DEP or the state — and why the answer determines where you go and how long you have.

  Last reviewed Oct 6, 2026