
These are numbers, not opinions, and having them exact is what makes a complaint work.
Call 311, or use 311 Online or the app. TTY 212-504-4115. You can file anonymously, which matters if you are worried about the landlord knowing which apartment it was.
hpdonline.nyc.gov — search by address. Complaints, violations, registration, charges and litigation, vacate orders. Since September 2025 it also carries violations from court-ordered NYCHA inspections.
Do this before you sign, not after. A building's violation history is the closest thing to a landlord's reference that exists in public.
Whether the management company actually fixes things or waits out the clock. Which buildings lose heat every January. Whether a particular landlord retaliates against tenants who file. That is neighbour knowledge and there is nowhere else to get it.
Checked 1 August 2026 against the Department of Housing Preservation and Development pages for heat and hot water, penalties and fees (reflecting Local Law 71, effective 8 December 2023), and HPD Online.

These are numbers, not opinions, and having them exact is what makes a complaint work.
Call 311, or use 311 Online or the app. TTY 212-504-4115. You can file anonymously, which matters if you are worried about the landlord knowing which apartment it was.
hpdonline.nyc.gov — search by address. Complaints, violations, registration, charges and litigation, vacate orders. Since September 2025 it also carries violations from court-ordered NYCHA inspections.
Do this before you sign, not after. A building's violation history is the closest thing to a landlord's reference that exists in public.
Whether the management company actually fixes things or waits out the clock. Which buildings lose heat every January. Whether a particular landlord retaliates against tenants who file. That is neighbour knowledge and there is nowhere else to get it.
Checked 1 August 2026 against the Department of Housing Preservation and Development pages for heat and hot water, penalties and fees (reflecting Local Law 71, effective 8 December 2023), and HPD Online.