536 9 Ave

Heat or hot waterApt 3RN class B · closed · HPD violation

2026 Apr

Fuel burning permit, Boiler permit

Show 8 more

Heat source

Boiler burning natural gas (Rockmills MP-30), registration current since Aug 2025

Clean Air Tracking System (boiler registrations), as of 2026-10-19 · See this building's boiler registrations on NYC Open Data →

Boiler inspection filings

Latest accepted inspection Dec 2025, defects reported: no

DOB NOW: Safety Boiler, as of 2026-10-17 · See the boiler filings at DOB →

What this counts

Accepted annual boiler inspection filings, any date

Boiler work permits

Latest boiler work permit 2026 (5 on record)

DOB Permit Issuance (BIS), as of 2026-10-19

What this counts

DOB boiler permits (BIS and DOB NOW); a permit dates work, not the boiler's age

Heat and hot water complaints

1 heat or hot water complaint

Housing Maintenance Code Complaints and Problems, as of 2026-10-19 · See the complaints at HPD Online →

What this counts

HPD complaints, heat season 2025–26 (Oct 1–May 31)

Water and pipes

2 complaints, 2025

What has happened here

2026 Apr

Plumbing permit

Show 7 more

2018 Mar

Plumbing permit

Water service line

Non-Lead (field inspection)

Lead Service Line Location Coordinates, as of 2026-01-30

Pests and cleanliness

Issues on record · 18 complaints, 2025–2026 · 11 in the past year

What has happened here

Mold, pestsApt 3RN complaint

Show 26 more

Rubbish and cleanliness class B · closed · HPD violation

PestsApt 4FN class C · closed · HPD violation

PestsApt 4FN class C · closed · HPD violation

PestsApt 4FN complaint

2026 Jan

Electrical

1 complaint, 2026

What has happened here

ElectricalApt 3RN complaint

Rent and tenancy

On the state list

Rent stabilization

On the state's list of buildings with at least one rent-stabilized apartment (2024 registrations)

Rent Stabilized Building Lists (2024 HCR registrations), as of 2025-11-30

What this counts

The list doesn't say which apartments are stabilized, and being listed isn't proof of current status. For a specific apartment, request its rent history from HCR

Gas

What has happened here

2025 Oct

PL-PER Gas Piping - LL152 DOB violation

Gas piping

Open violation for not filing the periodic gas piping inspection (2025)

DOB Safety Violations, as of 2026-10-18

What this counts

Paperwork violation: the filing is missing, which is not a finding about the pipes

General condition and all records

HPD violations

24 open: 20 about building conditions — doors and windows (8), pests (5), walls, floors and stairs (4), fire safety (3); 9 immediately hazardous (class C), 4 about paperwork or notices. Also 3 older records from 2009–2010 never closed. 25 further violations from 2025–2026 were closed. 174 violations on record in all, 1991–2026 — the 78 most recent are listed here

Walls, floors and stairs class A

Fire safety class B

PestsApt 3RN class C

Other conditions class B · closed

Show 42 more

Walls, floors and stairsApt 3RN class A · closed

Fire safety class C · closed

Rubbish and cleanliness class B · closed

Other conditions class A · closed

Doors and windowsApt 3RN class C · closed

Fire safetyApt 4FN class C · closed

PestsApt 4FN class C · closed

PestsApt 4FN class C · closed

Walls, floors and stairsApt 3RN class B · closed

PestsApt 3RN class C

Heat or hot waterApt 3RN class B · closed

Walls, floors and stairsApt 3RN class B · closed

Fire safetyApt 3RN class C · closed

Smoke or CO detectorsApt 3RN class B · closed

Smoke or CO detectorsApt 3RN class B · closed

Walls, floors and stairsApt 3RN class A · closed

Walls, floors and stairsApt 3RN class A

Doors and windowsApt 3RN class C

Doors and windowsApt 3RN class A

Fire safetyApt 3RN class C

Lead-based paintApt 2FS class C · paperwork

PestsApt 3RN class C

2020 Dec

2020 Aug

Lead-based paint class C · paperwork

2020 Aug

Lead-based paintApt 5FS class C · paperwork

2020 Jun

Lead-based paint class C · paperwork

2019 Oct

Fire safety class C

Walls, floors and stairsApt 3RM class B

Doors and windowsApt 3RM class C

Doors and windowsApt 3RM class B

Walls, floors and stairs class A

2010 Dec

Fire safetyApt 5FN class C · never closed

Housing Maintenance Code Violations, as of 2026-10-19 · Read these violations in full at HPD Online →

What this counts

Open HPD violations inspected in the last 10 years; class C = immediately hazardous. Paperwork = failure to file, notify or certify

DOB violations

8 open: 3 about building conditions, 1 about filings or paperwork, 4 older than 10 years

2025 Oct

PL-PER Gas Piping - LL152

2023 May

Construction class - 2

2022 Apr

Construction class - 2

2022 Apr

Construction class - 2

2009 Dec

2002 May

1993 Apr

1991 Apr

DOB Violations, as of 2026-10-18 · Read these violations in full at DOB →

What this counts

Open DOB, ECB and DOB NOW Safety violations, any date, one per violation. ECB class 1 = hazardous, class 2 = major

Resident complaints to the city

15 pests, 14 paint or plaster, 5 floors or stairs, 5 general repairs, 5 heat or hot water, 4 doors or windows, 4 electrical, 4 mold, 2 appliances, 2 plumbing, 2 safety

Electrical, paint or plaster, pestsApt 3RN

PestsApt 3RN

Appliances, doors or windows, general repairs, paint or plaster, safety, mold, pestsApt 3RN

Paint or plaster, pestsApt 3RN

Floors or stairs, paint or plaster, pestsApt 3RN

Floors or stairsApt 3RN

Paint or plaster, pestsApt 3RN

Show 36 more

PestsApt 3RN

Floors or stairs, paint or plasterApt 3RN

Doors or windows, paint or plaster, moldApt 3RN

PestsApt 3RN

2026 Feb

General repairsApt 3RN

2026 Jan

Plumbing, moldApt 3RN

Doors or windows, general repairs, pestsApt 3RN

Doors or windowsApt 3RN

Floors or stairs, paint or plaster, plumbing, pestsApt 3RN

General repairsApt 3RN

Floors or stairs, paint or plaster, pestsApt 3RN

Paint or plaster, pestsApt 3RN

Heat or hot water, paint or plaster, pestsApt 3RN

General repairs, paint or plaster, moldApt 3RN

2024 Jul

SafetyApt 3RM

General repairs, paint or plaster, plumbing, safetyApt 3RN

General repairs, paint or plaster, plumbing, safetyApt 3RN

Doors or windowsApt 3RN

General repairs, paint or plaster, plumbingApt 3RN

Paint or plaster, plumbingApt 3RN

Paint or plaster, plumbingApt 3RN

General repairs, paint or plaster, plumbingApt 3RN

Doors or windows, paint or plaster, plumbingApt 3RN

Doors or windows, general repairs, paint or plaster, plumbingApt 3RN

Doors or windows, heat or hot water, paint or plasterApt 3RN

Floors or stairs, heat or hot water, paint or plaster, plumbing, pestsApt 3RN

Floors or stairs, general repairs, heat or hot water, paint or plaster, moldApt 3RN

Housing Maintenance Code Complaints and Problems, as of 2026-10-19 · See the complaints at HPD Online →

What this counts

HPD complaints received in the last 2 years; the list below is every complaint on record for the last three years

Permit history

23 permits since 1990

2026 Apr

Plumbing permit, Fuel burning permit, Boiler permit

2023 Apr

Supported scaffold permit

2022 Nov

General construction permit

2019 Nov

General construction permit

2018 Mar

Plumbing permit

2017 Nov

Fire protection permit

2017 Oct

General construction permit, Construction fence permit

and 16 more at the source

DOB NOW: Build – Approved Permits, as of 2026-10-17 · See every permit at DOB →

What this counts

DOB permits issued (DOB NOW and legacy BIS), one per job and work type; excludes sheds

Everything else on record

Appliances, doors or windows, general repairs, paint or plaster, safetyApt 3RN complaint

Other conditions class B · closed · HPD violation

Floors or stairs, paint or plasterApt 3RN complaint

Other conditions class A · closed · HPD violation

Show 29 more

Floors or stairsApt 3RN complaint

Floors or stairs, paint or plasterApt 3RN complaint

2026 Feb

General repairsApt 3RN complaint

2026 Jan

Doors or windows, paint or plasterApt 3RN complaint

Doors or windows, general repairsApt 3RN complaint

Doors or windowsApt 3RN complaint

Floors or stairs, paint or plasterApt 3RN complaint

General repairsApt 3RN complaint

Floors or stairs, paint or plasterApt 3RN complaint

Smoke or CO detectorsApt 3RN class B · closed · HPD violation

Smoke or CO detectorsApt 3RN class B · closed · HPD violation

General repairs, paint or plasterApt 3RN complaint

2024 Jul

SafetyApt 3RM complaint

General repairs, paint or plaster, safetyApt 3RN complaint

General repairs, paint or plaster, safetyApt 3RN complaint

Doors or windowsApt 3RN complaint

General repairs, paint or plasterApt 3RN complaint

General repairs, paint or plasterApt 3RN complaint

Doors or windows, paint or plasterApt 3RN complaint

Doors or windows, general repairs, paint or plasterApt 3RN complaint

Doors or windows, paint or plasterApt 3RN complaint

Floors or stairs, paint or plasterApt 3RN complaint