How it worksPricingSign in
Manhattan · Block 1988 · Lot 53 · 10031

520 West 135 Street

3 floors · 43,000 sq ft · built 1915 · class O2 · owner of record: Bldg 520 West 135th Street Llc

10open violations
$6,250ECB/OATH penalties owed
0HPD class C (immediately hazardous)
46dto Gas piping inspection (2026 cycle)

Get an email when anything changes here

New violations the morning after they're issued, plus deadline reminders. Free for one building.

Compliance deadlines

RequirementDueStatus
Gas piping inspection (2026 cycle) Likely applies
Local Law 152 · During 2026
What this is

Buildings with gas piping (except one- and two-family homes) need a periodic gas piping inspection by a licensed master plumber every four years. Community district 9 is on the 2026 cycle; certification is filed with DOB after the inspection. Buildings with no gas piping file a certification instead. Agency page

Dec 31, 2026
in 46 days		Due this year
Annual parapet observation Check
Local Law 126 · By December 31 each year
What this is

If the building has a parapet facing a street, sidewalk or other public way, a competent person (such as a mason, engineer or architect) must observe it every year and the owner keeps the report for DOB on request. Detached one- and two-family homes are exempt. Agency page

Dec 31, 2026
in 46 days		Keep the report on file (not filed with DOB)
Energy and water benchmarking Likely applies
Local Law 84 · May 1 each year
What this is

Buildings over 25,000 sq ft (this lot shows 43,000 sq ft) report energy and water use for the prior calendar year through ENERGY STAR Portfolio Manager. The city's Covered Buildings List is the final word on which buildings must file. Agency page

May 1, 2027
in 167 days		Annual filing
Building emissions report Likely applies
Local Law 97 · May 1 each year (extensions available)
What this is

Covered buildings file an annual greenhouse gas emissions report certified by a registered design professional. Buildings over their emissions limit owe penalties, so it pays to check early. Agency page

May 1, 2027
in 167 days		Annual filing
Annual boiler inspection (1 boiler) Applies
Boiler inspection · By December 31 each year
What this is

Boilers are inspected each calendar year and the report is filed in DOB NOW: Safety within 14 days of the inspection (low-pressure boilers in residential buildings of 5 or fewer families are exempt). Latest report on record: 2026-08-04 (Accepted). Agency page

On file2026 reports accepted

Open violations

ECB / OATH (2) · $6,250 owed
IssuedViolationHearingBalance
Apr 16, 2018Construction CLASS - 1
FAILURE TO MAINTAIN BLDG IN A CODE COMPLIANT MANNER. AT ROOF TOP DRAINAGE SYSTEM BECOME CLOGGED & CAUSED A LEAK TO THE 2ND & 3RD FL. THE LEAK CAUSED THE DROP CEILINGS TO COLLSPED IN MULTIPLE AREA THROUGHOUT THE
#35323161P		Sep 6, 2018
IN VIOLATION		$6,250
Jul 8, 1991Elevators Non-Hazardous
50Y,46T,50F
#38013171Y		Mar 26, 1998
WRITTEN OFF		$0
DOB (8)
IssuedViolationStatus
Nov 22, 2019ELEVATOR

#9028/666689		DOB VIOLATION - ACTIVE
Oct 25, 2018ELEVATOR

#9028/638417		DOB VIOLATION - ACTIVE
Oct 26, 2017ELEVATOR

#9028/613427		DOB VIOLATION - ACTIVE
Oct 31, 2016ELEVATOR

#9028/591337		DOB VIOLATION - ACTIVE
Nov 21, 2014ELEVATOR

#9027/529115		DOB VIOLATION - ACTIVE
Oct 24, 1996CONSTRUCTION

#09A05		VIOLATION UNSERVED ECB-ACTIVE
Oct 24, 1996CONSTRUCTION

#09A05		DOB VIOLATION - ACTIVE
May 3, 1991ELEVATOR
DEVICE #1P28125
#1300C02		VIOLATION UNSERVED ECB-ACTIVE
DOB NOW Safety (1)
IssuedViolationStatus
Oct 31, 2025Gas Piping - LL152 FTF-PL-PER
Cycle 1, Sub-cycle C (premises is in Community District 9)		Active
HPD (0)

None open.

Check the agency records

Always confirm on the city's own systems before acting: DOB BIS property profile · DOB NOW · HPD Online · Pay ECB/OATH penalties (CityPay)

City records as of Nov 15, 2026, 11:14 AM ET. BBL 1019880053.

Look up another building