Brooklyn · Block 3391 · Lot 36 · 11221

726 Knickerbocker Avenue

3 floors · 6 apartments · 5,850 sq ft · built 1910 · class C2 · owner of record: Ramirez Maximo

28open violations
$0ECB/OATH penalties owed
5HPD class C (immediately hazardous)
68dto Gas piping inspection (2026 cycle)

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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 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 68 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 68 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 68 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 84 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 312 days
Registered through 2027-09-01
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: 2026-10-23 (Accepted). Agency page

On file2026 reports accepted

Open violations

ECB / OATH (0)

None open.

DOB (7)
IssuedViolationStatus
Jun 30, 2023LOW PRESSURE BOILER
VIOLATION ISSUED-FAILURE TO FILE 2021 EXTERNAL LOW PRESSURE INSPECTION
#39106
DOB VIOLATION - ACTIVE
Mar 26, 2002LOCAL LAW 62/91 - BOILERS

#20667
DOB VIOLATION - ACTIVE
May 4, 1998LOCAL LAW 62/91 - BOILERS

#17973
DOB VIOLATION - ACTIVE
Aug 29, 1995LOCAL LAW 62/91 - BOILERS

#24128
DOB VIOLATION - ACTIVE
Jun 1, 1994LOCAL LAW 62/91 - BOILERS

#05081
DOB VIOLATION - ACTIVE
Aug 16, 1993LOCAL LAW 62/91 - BOILERS

#22299
DOB VIOLATION - ACTIVE
Jun 1, 1993LOCAL LAW 62/91 - BOILERS

#05080
DOB VIOLATION - ACTIVE
DOB NOW Safety (6)
IssuedViolationStatus
Jun 30, 2023Boiler LBLVIO
VIOLATION ISSUED-FAILURE TO FILE 2021 EXTERNAL LOW PRESSURE INSPECTION
Active
Mar 26, 2002Boiler LL6291
Active
May 4, 1998Boiler LL6291
Active
Aug 29, 1995Boiler LL6291
Active
Jun 1, 1994Boiler LL6291
Active
Jun 1, 1993Boiler LL6291
Active
HPD (15) · C 5 · B 8 · A 2
IssuedClassViolationCorrect by
May 20, 2026BApt 2R · § 27-2017.3 HMC: TRACE AND REPAIR THE SOURCE AND ABATE THE VISIBLE MOLD CONDITION... LESS THAN 10SQ FEET AT THE WEST WALL IN THE PRIVATE HALLWAY LOCATED AT APT 2R, 2nd STORY, 2nd APARTMENT FROM EAST AT SOUTH ORIGINAL VIOLATION 18578655 ISSUED 17-JAN-26 HAS BEEN UPGRADED TO CLASS B PER ADMINISTRATIVEJun 24, 2026
May 4, 2026C§ 27-2037, 2038 HMC: PROVIDE A SAFE AND ADEQUATE SUPPLY OF ELECTRIC SERVICE TO THE FIXTURES AT CEILING FIXTURES THROUGHOUT ALL PUBLIC HALLWAYS AT ALL STORIESMay 10, 2026
Jan 20, 2026CApt 2R · HMC ADM CODE: § 27-2017.4 ABATE THE INFESTATION CONSISTING OF MICE IN THE ENTIRE APARTMENT LOCATED AT APT 2R, 2nd STORY, 2nd APARTMENT FROM EAST AT SOUTHFeb 15, 2026
Jan 20, 2026BApt 2R · § 27-2045(B)(1)(B) HMC, § 12-06, § 12-07, § 12-09 RCNY REPAIR, REPLACE OR PROVIDE AN APPROVED AND OPERATIONAL CARBON MONOXIDE DETECTING DEVICE, INSTALLED IN ACCORDANCE WITH APPLICABLE LAW AND RULES DEFECTIVE IN THE ENTIRE APARTMENT LOCATED AT APT 2R, 2nd STORY, 2nd APARTMENT FROM EAST AT SOUTHFeb 24, 2026
Jan 20, 2026CApt 2R · HMC ADM CODE: § 27-2017.4 ABATE THE INFESTATION CONSISTING OF ROACHES IN THE ENTIRE APARTMENT LOCATED AT APT 2R, 2nd STORY, 2nd APARTMENT FROM EAST AT SOUTHFeb 15, 2026
Jan 20, 2026BApt 2R · § 27-2026, 2027 HMC: PROPERLY REPAIR THE SOURCE AND ABATE THE EVIDENCE OF A WATER LEAK AT THE CEILING AND WEST WALL IN THE PRIVATE HALLWAY LOCATED AT APT 2R, 2nd STORY, 2nd APARTMENT FROM EAST AT SOUTHFeb 24, 2026
Jan 20, 2026BApt 2R · § 27-2026, 2027 HMC: PROPERLY REPAIR THE SOURCE AND ABATE THE EVIDENCE OF A WATER LEAK AT THE CEILING IN THE 3rd ROOM FROM NORTH LOCATED AT APT 2R, 2nd STORY, 2nd APARTMENT FROM EAST AT SOUTHFeb 24, 2026
Jan 20, 2026AApt 2R · § 27-2005 ADM CODE PAINT METAL IN ACCORDANCE WITH DEPT. REGULATION AT THE TIN CEILING IN THE 2nd ROOM FROM NORTH LOCATED AT APT 2R, 2nd STORY, 2nd APARTMENT FROM EAST AT SOUTHApr 25, 2026
Jan 20, 2026BApt 2R · § 27-2005 ADM CODE REPAIR THE BROKEN OR DEFECTIVE PLASTERED SURFACES AND PAINT IN A UNIFORM COLOR AT THE NORTH WALL IN THE KITCHEN LOCATED AT APT 2R, 2nd STORY, 2nd APARTMENT FROM EAST AT SOUTHFeb 24, 2026
Jan 20, 2026BApt 2R · § 27-2045(B)(1)(A) HMC, § 12-01, § 12-03 RCNY REPAIR, REPLACE OR PROVIDE AN APPROVED AND OPERATIONAL SMOKE DETECTING DEVICE, INSTALLED IN ACCORDANCE WITH DEPARTMENT OF BUILDINGS RULES AND REGULATIONS MISSING IN THE ENTIRE APARTMENT LOCATED AT APT 2R, 2nd STORY, 2nd APARTMENT FROM EAST AT SOUTHFeb 24, 2026
Aug 25, 2015ASECTION 26-1103 ADMIN. CODE: POST AND MAINTAIN A PROPER NOTICE ON WALL OF THE ENTRANCE STORY IN ENGLISH AND SPANISH ON THE AVAILABILITY OF THE AGENCY?S HOUSING INFORMATION GUIDE. A SAMPLE NOTICE CAN BE FOUND AT WWW.NYC.GOV/HPD. AT PUBLIC HALL, 1st STORYNov 28, 2015
Jun 17, 2008BSECTION 27-2005 ADM CODE PROPERLY REPAIR THE BROKEN OR DEFECTIVE MAILBOXES VESTIBULE 1 STY PUBLIC HALL.Jul 22, 2008
Jul 15, 1997CApt 2R · § 27-2013 ADM CODE REMOVE OR COVER IN A MANNER APPROVED BY THE DEPARTMENT THE PEELING LEAD PAINT EAST AND NORTH WALLS KITCHEN 2 STY APT 2R COLLADO ER1 97018069. , SECTION '' ''Aug 4, 1997
Jul 15, 1997CApt 2R · § 27-2013 ADM CODE REMOVE OR COVER IN A MANNER APPROVED BY THE DEPARTMENT THE PEELING LEAD PAINT EAST AND NORTH WALLS KITCHEN 2 STY APT 2R COLLADO 919 0736 ER1 97018069. , SECTION '' ''Aug 4, 1997
Jul 15, 1997BSECTION 27-2005 ADM CODE PROPERLY REPAIR WITH SIMILAR MATERIAL THE BROKEN OR DEFECTIVE BRICK AND MORTAR CENTER CHIMNEY AT ROOF.Sep 1, 1997

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 24, 2026, 8:14 PM ET. BBL 3033910036.

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