Brooklyn · Block 3165 · Lot 30 · 11237

180 Knickerbocker Avenue

3 floors · 6 apartments · 4,125 sq ft · built 1931 · class C2 · owner of record: 180 B Knickerbocker Inc

66open violations
$0ECB/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 2021-09-01
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 4 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 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
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: 2026-04-14 (Accepted). Agency page

On file2026 reports accepted

Open violations

ECB / OATH (0)

None open.

DOB (12)
IssuedViolationStatus
Nov 14, 2025LOW PRESSURE BOILER
VIOLATION ISSUED-FAILURE TO FILE 2024 EXTERNAL LOW PRESSURE INSPECTION
#11218
DOB VIOLATION - ACTIVE
Sep 23, 2024LOW PRESSURE BOILER
VIOLATION ISSUED-FAILURE TO FILE 2023 EXTERNAL LOW PRESSURE INSPECTION
#10141
DOB VIOLATION - ACTIVE
Jun 30, 2023LOW PRESSURE BOILER
VIOLATION ISSUED-FAILURE TO FILE 2020 EXTERNAL LOW PRESSURE INSPECTION
#13881
DOB VIOLATION - ACTIVE
Jun 30, 2023LOW PRESSURE BOILER
VIOLATION ISSUED-FAILURE TO FILE 2021 EXTERNAL LOW PRESSURE INSPECTION
#34222
DOB VIOLATION - ACTIVE
Jun 20, 2023LOW PRESSURE BOILER
VIOLATION ISSUED-FAILURE TO FILE 2018 EXTERNAL LOW PRESSURE INSPECTION
#13817
DOB VIOLATION - ACTIVE
Jun 20, 2023LOW PRESSURE BOILER
VIOLATION ISSUED-FAILURE TO FILE 2019 EXTERNAL LOW PRESSURE INSPECTION
#34894
DOB VIOLATION - ACTIVE
Apr 25, 2023LOW PRESSURE BOILER
VIOLATION ISSUED-FAILURE TO FILE 2022 EXTERNAL LOW PRESSURE INSPECTION
#11970
DOB VIOLATION - ACTIVE
Nov 8, 2019LOW PRESSURE BOILER
VIOLATION ISSUED FOR FAILURE TO FILE ANNUAL BOILER 2017 INSPECTION REPORT
#07041
DOB VIOLATION - ACTIVE
Oct 1, 2015LOW PRESSURE BOILER
VIOLATION ISSUED FOR FAILURE TO FILE ANNUAL BOILER 2014 INSPECTION REPORT
#06493
DOB VIOLATION - ACTIVE
Mar 3, 2015LOW PRESSURE BOILER
VIOLATION ISSUED FOR FAILURE TO FILE ANNUAL BOILER 2013 INSPECTION REPORT
#10951
DOB VIOLATION - ACTIVE
Jan 3, 2008LOCAL LAW 62/91 - BOILERS

#11892
DOB VIOLATION - ACTIVE
Aug 29, 1995LOCAL LAW 62/91 - BOILERS

#24769
DOB VIOLATION - ACTIVE
DOB NOW Safety (13)
IssuedViolationStatus
Nov 14, 2025Boiler LBLVIO
VIOLATION ISSUED-FAILURE TO FILE 2024 EXTERNAL LOW PRESSURE INSPECTION
Active
Oct 31, 2025Gas Piping - LL152 FTF-PL-PER
Cycle 1, Sub-cycle C (premises is in Community District 4)
Active
Sep 23, 2024Boiler LBLVIO
Violation Issued-Failure To File 2023 External Low Pressure Inspection Report
Active
Jun 30, 2023Boiler LBLVIO
VIOLATION ISSUED-FAILURE TO FILE 2020 EXTERNAL LOW PRESSURE INSPECTION
Active
Jun 30, 2023Boiler LBLVIO
VIOLATION ISSUED-FAILURE TO FILE 2021 EXTERNAL LOW PRESSURE INSPECTION
Active
Jun 20, 2023Boiler LBLVIO
VIOLATION ISSUED-FAILURE TO FILE 2019 EXTERNAL LOW PRESSURE INSPECTION
Active
Jun 20, 2023Boiler LBLVIO
VIOLATION ISSUED-FAILURE TO FILE 2018 EXTERNAL LOW PRESSURE INSPECTION
Active
Apr 25, 2023Boiler LBLVIO
VIOLATION ISSUED FOR FAILURE TO FILE ANNUAL BOILER 2022 INSPECTION REPORT
Active
Nov 8, 2019Boiler LBLVIO
VIOLATION ISSUED FOR FAILURE TO FILE ANNUAL BOILER 2017 INSPECTION REPORT
Active
Oct 1, 2015Boiler LBLVIO
VIOLATION ISSUED FOR FAILURE TO FILE ANNUAL BOILER 2014 INSPECTION REPORT
Active
Mar 3, 2015Boiler LBLVIO
VIOLATION ISSUED FOR FAILURE TO FILE ANNUAL BOILER 2013 INSPECTION REPORT
Active
Jan 3, 2008Boiler LL6291
Active
Aug 29, 1995Boiler LL6291
Active
HPD (41) · C 1 · B 29 · A 6
IssuedClassViolationCorrect by
Nov 20, 2025I§27-2107 ADM CODE OWNER FAILED TO FILE A VALID REGISTRATION STATEMENT WITH THE DEPARTMENT AS REQUIRED BY ADM CODE §27-2097 AND IS THEREFORE SUBJECT TO CIVIL PENALTIES, PROHIBITED FROM CERTIFYING VIOLATIONS, AND DENIED THE RIGHT TO RECOVER POSSESSION OF PREMISES FOR NONPAYMENT OF RENT UNTIL A VALID R—
Nov 14, 2022I§27-2107 ADM CODE OWNER FAILED TO FILE A VALID REGISTRATION STATEMENT WITH THE DEPARTMENT AS REQUIRED BY ADM CODE §27-2097 AND IS THEREFORE SUBJECT TO CIVIL PENALTIES, PROHIBITED FROM CERTIFYING VIOLATIONS, AND DENIED THE RIGHT TO RECOVER POSSESSION OF PREMISES FOR NONPAYMENT OF RENT UNTIL A VALID R—
Nov 29, 2024I§27-2107 ADM CODE OWNER FAILED TO FILE A VALID REGISTRATION STATEMENT WITH THE DEPARTMENT AS REQUIRED BY ADM CODE §27-2097 AND IS THEREFORE SUBJECT TO CIVIL PENALTIES, PROHIBITED FROM CERTIFYING VIOLATIONS, AND DENIED THE RIGHT TO RECOVER POSSESSION OF PREMISES FOR NONPAYMENT OF RENT UNTIL A VALID R—
Nov 22, 2023I§27-2107 ADM CODE OWNER FAILED TO FILE A VALID REGISTRATION STATEMENT WITH THE DEPARTMENT AS REQUIRED BY ADM CODE §27-2097 AND IS THEREFORE SUBJECT TO CIVIL PENALTIES, PROHIBITED FROM CERTIFYING VIOLATIONS, AND DENIED THE RIGHT TO RECOVER POSSESSION OF PREMISES FOR NONPAYMENT OF RENT UNTIL A VALID R—
Feb 25, 2022I§27-2107 ADM CODE OWNER FAILED TO FILE A VALID REGISTRATION STATEMENT WITH THE DEPARTMENT AS REQUIRED BY ADM CODE §27-2097 AND IS THEREFORE SUBJECT TO CIVIL PENALTIES, PROHIBITED FROM CERTIFYING VIOLATIONS, AND DENIED THE RIGHT TO RECOVER POSSESSION OF PREMISES FOR NONPAYMENT OF RENT UNTIL A VALID R—
May 5, 2026A(A) § HMC:FILE ANNUAL BEDBUG REPORT IN ACCORDANCE WITH HPD RULE AS DESCRIBED ON THE BACK OF THIS NOTICE OF VIOLATION OR AS DESCRIBED ON HPDS WEBSITE, WWW.NYC.GOV\HPD, SEARCH BED BUGS.Aug 8, 2026
Jun 10, 2025A(A) § HMC:FILE ANNUAL BEDBUG REPORT IN ACCORDANCE WITH HPD RULE AS DESCRIBED ON THE BACK OF THIS NOTICE OF VIOLATION OR AS DESCRIBED ON HPDS WEBSITE, WWW.NYC.GOV\HPD, SEARCH BED BUGS.Sep 13, 2025
Apr 10, 2024A(A) § HMC:FILE ANNUAL BEDBUG REPORT IN ACCORDANCE WITH HPD RULE AS DESCRIBED ON THE BACK OF THIS NOTICE OF VIOLATION OR AS DESCRIBED ON HPDS WEBSITE, WWW.NYC.GOV\HPD, SEARCH BED BUGS.Jul 14, 2024
Mar 23, 2023A(A) § HMC:FILE ANNUAL BEDBUG REPORT IN ACCORDANCE WITH HPD RULE AS DESCRIBED ON THE BACK OF THIS NOTICE OF VIOLATION OR AS DESCRIBED ON HPDS WEBSITE, WWW.NYC.GOV\HPD, SEARCH BED BUGS.Jun 26, 2023
Feb 25, 2022A(A) § HMC:FILE ANNUAL BEDBUG REPORT IN ACCORDANCE WITH HPD RULE AS DESCRIBED ON THE BACK OF THIS NOTICE OF VIOLATION OR AS DESCRIBED ON HPDS WEBSITE, WWW.NYC.GOV\HPD, SEARCH BED BUGS.May 31, 2022
Apr 9, 2021A(A) § HMC:FILE ANNUAL BEDBUG REPORT IN ACCORDANCE WITH HPD RULE AS DESCRIBED ON THE BACK OF THIS NOTICE OF VIOLATION OR AS DESCRIBED ON HPDS WEBSITE, WWW.NYC.GOV\HPD, SEARCH BED BUGS.Jul 13, 2021
Jun 5, 2008BApt 1R · SECTION 27-2026 ADM CODE REPAIR THE LEAKY AND/OR DEFECTIVE FAUCETS COLD WATER BATHTUB 1 STY APT 1R BATHROOM. LOCATED AT APT 1RJul 10, 2008
Jun 5, 2008BApt 1R · SECTION 27-2005 ADM CODE PROPERLY REPAIR WITH SIMILAR MATERIAL THE BROKEN OR DEFECTIVE CERAMIC FLOOR TILE 1 STY APT 1R BATHROOM. LOCATED AT APT 1RJul 10, 2008
Jun 5, 2008BApt 1R · SECTION 27-2045 ADM CODE REPAIR OR REPLACE THE SMOKE DETECTOR DEFECTIVE 1 STY APT 1R ANDUJAR. LOCATED AT APT 1RJul 10, 2008
Jun 5, 2008BApt 1R · SECTION 27-2044 ADM CODE ARRANGE AND MAKE SELF-CLOSING THE DOORS ENTRANCE 1 STY APT 1R. LOCATED AT APT 1RJul 10, 2008
Jun 5, 2008BApt 3R · SECTION 27-2005, 2007 ADM CODE FIRE EGRESS DEFECTIVE. REMOVE OBSTRUCTING BARS OR UNLAWFUL GATES FROM WINDOW TO FIRE ESCAPE OR PROVIDE APPROVED TYPE GATE 3 STY APT 3R. LOCATED AT APT 3RJul 10, 2008
Jun 5, 2008BApt 3R · SECTION 27-2005 ADM CODE REPAIR THE BROKEN OR DEFECTIVE PLASTERED SURFACES AND PAINT IN A UNIFORM COLOR WALLS & CEILINGS 3 STY APT 3R KITCHEN. LOCATED AT APT 3RJul 10, 2008
Jun 5, 2008BApt 3R · SECTION 27-2018 ADM CODE ABATE THE NUISANCE CONSISTING OF VERMIN MICE & ROACHES 3 STY APT 3R. LOCATED AT APT 3RJul 10, 2008
Jun 5, 2008BApt 3R · SECTION 27-2045 ADM CODE REPAIR OR REPLACE THE SMOKE DETECTOR DEFECTIVE 3 STY APT 3R CABAN. LOCATED AT APT 3RJul 10, 2008
Jun 5, 2008BApt 3L · SECTION 27-2045 ADM CODE REPAIR OR REPLACE THE SMOKE DETECTOR DEFECTIVE 3 STY APT 3L. LOCATED AT APT 3LJul 10, 2008
Jun 5, 2008BApt 3L · SECTION 27-2005, 2007 ADM CODE FIRE EGRESS DEFECTIVE. REMOVE OBSTRUCTING BARS OR UNLAWFUL GATES FROM WINDOW TO FIRE ESCAPE OR PROVIDE APPROVED TYPE GATE 3 STY APT 3L. LOCATED AT APT 3LJul 10, 2008
Jun 5, 2008BSECTION 27-2039 ADM CODE PROVIDE ADEQUATE LIGHT OF NOT LESS THAN 60 WATTS INCANDESCENT OR EQUIVALENT ILLUMINATION ALL STYS PUBLIC HALL.Jul 10, 2008
Jun 5, 2008BSECTION 27-2005 ADM CODE REPLACE WITH NEW THE MISSING DOOR KNOB ENTRANCE TO BLDG.Jul 10, 2008
Jun 5, 2008CSECTION 27-2033 ADM CODE POST NOTICE, IN FORM APPROVED BY THE DEPARTMENT, STATING THE NAME AND LOCATION OF THE PERSON DESIGNATED BY THE OWNER TO HAVE KEY TO BUILDINGS HEATING SYSTEM 1 STY PUBLIC HALL & ON BOILER ROOM DOOR.Jun 11, 2008
Jun 5, 2008BApt 1L · SECTION 27-2045 ADM CODE REPAIR OR REPLACE THE SMOKE DETECTOR DEFECTIVE 1 STY SOUTH APT 1L DIAZ. , SECTION '' ''Jul 10, 2008
Jun 5, 2008BSECTION 27-2005, 2007 ADM CODE AND DEPT. RULES AND REGULATIONS. REMOVE THE ENCUMBRANCE OBSTRUCTING EGRESS FROM FIRE ESCAPES ALL BALCONIES REAR.Jul 10, 2008
Jun 5, 2008BD26-10.01 ADM CODE PROPERLY REPAIR WITH SIMILAR MATERIAL THE BROKEN OR DEFECTIVE MORTAR CLG CELLAR THRU OUT.Jul 10, 2008
Jun 5, 2008BD26-10.01, 10.05 ADM CODE REMOVE ALL ENCUMBRANCES CONSISTING OF LADDERS BOXES AND PAINT CANS 3 STY PUBLIC HALL.Jul 10, 2008
Jun 5, 2008BD26-10.01, 10.05 ADM CODE REMOVE ALL ENCUMBRANCES CONSISTING OF WOOD GATE ACROSS 2 STY PUBLIC HALL REAR.Jul 10, 2008
Jun 5, 2008BApt 1L · D26-20.08,20.09 ADM CODE PROVIDE AN APPROVED AND OPERATIONAL SMOKE DETECTING DEVICE, INSTALLED IN ACCORDANCE WITH DEPARTMENT OF BUILDINGS RULES AND REGULATIONS MISSING 1 STY SOUTH APT 1L. , SECTION '' ''Jul 10, 2008
Jun 5, 2008BApt 1L · SECTION 27-2005 ADM CODE REPAIR THE BROKEN OR DEFECTIVE PLASTERED SURFACES AND PAINT IN A UNIFORM COLOR WALL 1 STY APT 1L CENTER ROOM. LOCATED AT APT 1LJul 10, 2008
Jun 5, 2008BApt 1L · SECTION 27-2005 ADM CODE PROPERLY REPAIR WITH SIMILAR MATERIAL THE BROKEN OR DEFECTIVE CERAMIC FLOOR TILE 1 STY APT 1L BATHROOM. LOCATED AT APT 1LJul 10, 2008
Jun 5, 2008BApt 1L · SECTION 27-2026 ADM CODE REPAIR THE LEAKY AND/OR DEFECTIVE FAUCETS COLD WATER SINK 1 STY APT 1L KITCHEN. LOCATED AT APT 1LJul 10, 2008
Jun 5, 2008BApt 1L · SECTION 27-2005 ADM CODE REPLACE WITH NEW THE MISSING DOOR KNOB ENTRANCE TO 1 STY APT 1L. LOCATED AT APT 1LJul 10, 2008
Jun 5, 2008BApt 1L · SECTION 27-2018 ADM CODE ABATE THE NUISANCE CONSISTING OF VERMIN MICE & ROACHES 1 STY APT 1L. LOCATED AT APT 1LJul 10, 2008
Jun 5, 2008BApt 1R · SECTION 27-2005 ADM CODE REPLACE WITH NEW THE BROKEN OR DEFECTIVE GLASS LOWER SASH WINDOW 1 STY APT 1R KITCHEN. LOCATED AT APT 1RJul 10, 2008
May 4, 2007BApt 1L · SECTION 27-2005 ADM CODE REPLACE WITH NEW THE BROKEN OR DEFECTIVE WINDOW GLASS TOP SASH KITCHEN 1 STY EAST APT 1L. , SECTION '' ''Jun 20, 2007
May 4, 2007BApt 1L · SECTION 27-2018 ADM CODE ABATE THE NUISANCE CONSISTING OF VERMIN MICE & ROACHES ALL ROOMS 1 STY EAST APT 1L. , SECTION '' ''Jun 20, 2007
May 4, 2007BApt 1L · SECTION 27-2045 ADM CODE REPAIR OR REPLACE THE SMOKE DETECTOR DEFECTIVE 1 STY EAST APT 1L MEJIAS. , SECTION '' ''Jun 20, 2007
May 4, 2007BSECTION 27-2005, 2007 ADM CODE REMOVE ALL ENCUMBRANCES CONSISTING OF HOUSE HOLD ITEMS AT PUBLIC HALLJun 20, 2007
May 4, 2007BApt 1L · SECTION 27-2005 ADM CODE PROPERLY REPAIR WITH SIMILAR MATERIAL THE BROKEN OR DEFECTIVE WOOD FLOOR SINK KITCHEN 1 STY EAST APT 1L. , SECTION '' ''Jun 20, 2007

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, 3:20 PM ET. BBL 3031650030.

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