Brooklyn · Block 1141 · Lot 43 · 11238

634 Classon Avenue

4 floors · 6 apartments · 6,250 sq ft · built 1931 · class S9 · owner of record: Hp Mjm Housing Development Fund Company, Inc.,

13open violations
$5,000ECB/OATH penalties owed
1HPD class C (immediately hazardous)
Overdueto Annual property registration

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

Compliance deadlines

RequirementDueStatus
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

OverdueRegistration expired 2026-09-01
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 8 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 69 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 69 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 69 days
Annual
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: 2025-03-03 (Accepted). Agency page

Dec 31, 2026
in 69 days
1 of 1 without an accepted 2026 report yet
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 85 days
Annual

Open violations

ECB / OATH (6) · $5,000 owed
IssuedViolationHearingBalance
May 13, 2026Construction CLASS - 1
UNLAWFUL ACTS. FAILURE TO COMPLY WITH THE COMMISSIONER'S ORDER. FAILURE TO OBTAIN PERMITS OR FILE CERTIFICATE OF CORRECTIONS FOR SUMMONS 39081893R, COMPLY WITH COMMISSIONER'S ORDER
#39188383R
Jul 22, 2026
IN VIOLATION
$2,500
May 13, 2026Construction CLASS - 2
FAILURE TO COMPLY WITH THE COMMISSIONER'S ORDER TO FILE A CERTIFICATE OF CORRECTION WITH THE DEPT OF BUILDINGS FOR SUMMONS 35647019P, FILE A CERTIFICATE OF CORRECTION
#39188384Z
Jul 22, 2026
IN VIOLATION
$1,250
Jul 22, 2024Construction CLASS - 2
FOR OCCUPANCY CONTRARY. AT TIME OF INSPECTION OBSERVED DETAILING CENTER SHAMPOO COMPOUND HAND WASH SIGN FOR CAR WASH TO OPERATE OUT OF GARAGE #1. OBSERVED MALE OCCUPANT WITH CLEANING SUPPLIES AND CAR SCENTS ITE
#39119585X
Sep 25, 2024
IN VIOLATION
$1,250
Jun 18, 2023Construction CLASS - 1
WORK WITHOUT A PERMIT: AT TIME OF INSPECTION, OBSERVED WORK IN PROGRESS AT AN EXISTING GARAGE ATTACHED TO EXISTING 4-STORY BLDG. THE GARAGE IS AT EXPOSURE 4 OF THE BUILDING. THE GARAGE IS DEVIATED INTO 5 SECTIO
#35647019P
Sep 27, 2023
IN VIOLATION
$0
Jun 14, 2023Unknown CLASS - 2
WORK WITHOUT A PERMIT.ATOI-OBSERVED CREATION OF DOORWAY LEADING TO TOPOF GARAGE ROOF AT EXPOSURE#3-OBSERVED AN AC SPLIT UNIT CONNECTED TO ELECTRICAL DISCONNECT BOX INSTALLED TO PROVIDE POWER TO SPLIT UNIT EXPO#
#35656367X
Sep 27, 2023
IN VIOLATION
$0
Mar 21, 2023Construction CLASS - 1
WORK WITHOUT PERMIT. AT TIME OF INSPECTION OBSERVED GARAGE AT THE REAR OF THE BUILDING, 1 COMPARTMENT COMMERCIAL STAINLESS STEEL SINK APPROX. 24" INSTALLED WITH FAUCET & COPPER PIPE WITH WATER. NO PERMIT ON FIL
#39081893R
Dec 11, 2023
IN VIOLATION
$0
DOB (0)

None open.

DOB NOW Safety (0)

None open.

HPD (7) · C 1 · B 3 · A 3
IssuedClassViolationCorrect by
Oct 14, 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-INFORMAJan 17, 2027
Oct 13, 2026CApt 2B · § 27-2031 ADM CODE PROVIDE HOT WATER AT ALL HOT WATER FIXTURES IN THE ENTIRE APARTMENT LOCATED AT APT 2B, 22nd STORY, 1st APARTMENT FROM SOUTH AT WESTOct 10, 2026
Jun 10, 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-INFORMASep 13, 2026
Jun 10, 2026A§ 53, 187, 231 M/D LAW AND DEPARTMENT RULES AND REGULATIONS. PROVIDE A SHOE PROPERLY SECURED TO BOTTOM OF STRING OF DROPLADDER MISSING AT FIRE ESCAPE AT NORTHSep 13, 2026
Apr 18, 2022BApt 2B · § 27-2046.1 HMC: REPAIR OR REPLACE THE CARBON MONOXIDE DETECTING DEVICE(S). MISSING IN THE ENTIRE APARTMENT LOCATED AT APT 2B, 2nd STORY, 1st APARTMENT FROM SOUTH AT WESTMay 23, 2022
Apr 18, 2022BApt 2B · § 27-2045 ADM CODE REPAIR OR REPLACE THE SMOKE DETECTOR MISSING IN THE ENTIRE APARTMENT LOCATED AT APT 2B, 2nd STORY, 1st APARTMENT FROM SOUTH AT WESTMay 23, 2022
Apr 18, 2022B§ 27-2005 ADM CODE PROPERLY REPAIR THE BROKEN OR DEFECTIVE INOPERATIVE LIGHT FIXTURE AT CEILING AT PUBLIC HALL, 2nd STORYMay 23, 2022

Issued in the last 120 days

DateSourceWhatNow
Oct 14, 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
Oct 13, 2026HPD C§ 27-2031 ADM CODE PROVIDE HOT WATER AT ALL HOT WATER FIXTURES IN THE ENTIRE APARTMENT LOCATED AT APT 2B, 22nd STORY, 1st APARTMENT FROM SOUTH AT WESTOpen

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 23, 2026, 8:58 PM ET. BBL 3011410043.

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