Brooklyn · Block 637 · Lot 3 · 11232

647 4 Avenue

4 floors · 20 apartments · 16,000 sq ft · built 1921 · class C7 · owner of record: Slope On 4th Llc

7open violations
$0ECB/OATH penalties owed
0HPD class C (immediately hazardous)
66dto Bedbug annual filing

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

Compliance deadlines

RequirementDueStatus
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 66 days
Keep the report on file (not filed with DOB)
Bedbug annual filing Applies
Local Law 69 · December 1 to 31 each year
What this is

Owners of multiple dwellings file their bedbug infestation history for the prior year with HPD and post or distribute it to tenants. Agency page

Dec 31, 2026
in 66 days
Annual
Annual notice: window guards and lead paint Applies
HPD / Health Code · January 1 to 16 each year
What this is

Deliver the annual notice to every unit asking whether a child lives there (window guards for children 10 and under; lead paint for children under 6 in pre-1960 buildings), then follow up on units that don't return it by mid-February. Agency page

Jan 16, 2027
in 82 days
Annual
Annual property registration Applies
HPD registration · September 1 each year
What this is

Residential buildings with three or more units, and one- and two-family homes the owner doesn't occupy, register with HPD every year ($13 fee). An unregistered building can't start a nonpayment case in Housing Court and faces civil penalties. Agency page

Sep 1, 2027
in 310 days
Registered through 2027-09-01
Gas piping inspection (2029 cycle) Likely applies
Local Law 152 · During 2029
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 7 is on the 2029 cycle; certification is filed with DOB after the inspection. Buildings with no gas piping file a certification instead. Agency page

Dec 31, 2029
in 1162 days
Next cycle year 2029
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: 2026-09-30 (Accepted). Agency page

On file2026 reports accepted

Open violations

ECB / OATH (2)
IssuedViolationHearingBalance
Jan 21, 2012Boilers CLASS - 2
15 16 36 32A 50A 50A-BOILER ROOM NOT A STORAGE ROOM
#32071672J
Mar 12, 2012
STIPULATION/IN-VIO
$0
Apr 15, 2011Construction CLASS - 2
FAILURE TO MAINTAIN EXTERIOR BLDG WALL AND APPURTENANCES. ILLEGAL LOCATION OF EXHAUST/VENT FROM DELI. IMPROPER INSTALLATION OF EXHAUST @ 1STFLR WINDOW W/PROXIMITY TO 2ND FLR RESIDENTIAL WINDOWS CONTRARY TO CODE
#34909009M
Jun 6, 2011
STIPULATION/IN-VIO
$0
DOB (1)
IssuedViolationStatus
Aug 16, 1993LOCAL LAW 62/91 - BOILERS

#33621
DOB VIOLATION - ACTIVE
DOB NOW Safety (1)
IssuedViolationStatus
Nov 14, 2023Boiler FTC-BE-EXT-LP
Violation Issued-Failure To File 2018 External Inspection Affirmation of Correction for LP Device
Active
HPD (3) · C 0 · B 2 · A 1
IssuedClassViolationCorrect by
Aug 3, 2026A§27-2104(B) HMC POST A PROPER NOTICE REGARDING RENT STABILIZATION LAW, IN A FORM APPROVED BY THE COMMISSIONER, IN A CONSPICUOUS LOCATION WITHIN THE COMMON AREA AT THE BUILDINGS ENTRANCE. FOR MORE INFORMATION ABOUT SIGNAGE REQUIREMENTS, PLEASE VISIT: HTTPS://WWW.NYC.GOV/SITE/HPD/SERVICES-AND-INFORMANov 6, 2026
Oct 31, 2019BApt 9 · § 27-2017.3 HMC: TRACE AND REPAIR THE SOURCE AND ABATE THE VISIBLE MOLD CONDITION... AT CEILING ( APPROX-12 SQ,FT ) WEST WALL ( APPROX- 8 SQ.FT ) AND NORTH WALL ( APPROX-6 SQ,FT ) ABOVE THE 2ND BATHROOM FROM NORTH LOCATED AT APT 9, 3rd STORY, 1st APARTMENT FROM NORTH AT EASTDec 5, 2019
Oct 17, 2018BApt 16 · § 27-2018 ADMIN. CODE: ABATE THE NUISANCE CONSISTING OF MICE LOCATED AT APT 16, 4th STORY, 2nd APARTMENT FROM NORTH AT EASTNov 21, 2018

Issued in the last 120 days

DateSourceWhatNow
Aug 3, 2026HPD A§27-2104(B) HMC POST A PROPER NOTICE REGARDING RENT STABILIZATION LAW, IN A FORM APPROVED BY THE COMMISSIONER, IN A CONSPICUOUS LOCATION WITHIN THE COMMON AREA AT THE BUILDINGS ENTRANCE. FOR MORE INFORMATION ABOUT SIGNAGE REQUIREMENTS, PLEASE VISIT: HTTPS://WWW.NYC.GOV/SITE/HPD/SERVICES-AND-INFORMAOpen

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 Oct 26, 2026, 7:45 AM ET. BBL 3006370003.

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