Queens · Block 884 · Lot 44 · 11102

25-50 23 Street

3 floors · 6 apartments · 3,900 sq ft · built 1931 · class C2 · owner of record: Karpathakis, Konstant

25open 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 2026-09-01
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 63 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 63 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: 2026-10-26 (Pre-Filing-Pending Payment). Agency page

Dec 31, 2026
in 63 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 79 days
Annual
Gas piping inspection (2028 cycle) Likely applies
Local Law 152 · During 2028
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 1 is on the 2028 cycle; certification is filed with DOB after the inspection. Buildings with no gas piping file a certification instead. Agency page

Dec 31, 2028
in 794 days
Next cycle year 2028

Open violations

ECB / OATH (0)

None open.

DOB (1)
IssuedViolationStatus
Jun 28, 1993LOCAL LAW 62/91 - BOILERS

#16314
DOB VIOLATION - ACTIVE
DOB NOW Safety (2)
IssuedViolationStatus
Nov 14, 2023Boiler FTC-BE-EXT-LP
Violation Issued-Failure To File 2021 External Inspection Affirmation of Correction for LP Device
Active
Jun 28, 1993Boiler LL6291
Active
HPD (22) · C 1 · B 8 · A 13
IssuedClassViolationCorrect by
Mar 10, 2022A§ 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 AGENCYS HOUSING INFORMATION GUIDE. A SAMPLE NOTICE CAN BE FOUND AT WWW.NYC.GOV/HPD. AT PUBLIC HALL, 1st STORYJun 13, 2022
Mar 10, 2022A§ 27-2005 HMC: POST, IN A FORM APPROVED BY THE COMMISSIONER, AND MAINTAIN A NOTICE IN A COMMON AREA OF THE BUILDING REGARDING THE PROCEDURES THAT SHOULD BE FOLLOWED WHEN A GAS LEAK IS SUSPECTED AT PUBLIC HALL, 1st STORYJun 13, 2022
Feb 13, 2020B§ 27-2005 ADM CODE PROPERLY REPAIR WITH SIMILAR MATERIAL THE BROKEN OR DEFECTIVE VINYL TILE FLOOR AT PUBLIC HALL, 3rd STORYMar 19, 2020
Feb 4, 2015AApt 3R · SECTION 27-2005 ADM CODE PROPERLY REPAIR THE BROKEN OR DEFECTIVE WINDOW SILL IN THE 1st ROOM FROM EAST LOCATED AT APT 3R, 3rd STORY, APARTMENT AT NORTHMay 10, 2015
Feb 4, 2015AApt 3R · SECTION 27-2013 ADM CODE PAINT WITH LIGHT COLORED PAINT TO THE SATISFACTION OF THIS DEPARTMENT WOOD CABINETS IN THE KITCHEN LOCATED AT APT 3R, 3rd STORY, APARTMENT AT NORTHMay 10, 2015
Feb 4, 2015AApt 3R · SECTION 27-2013 ADM CODE PAINT WITH LIGHT COLORED PAINT TO THE SATISFACTION OF THIS DEPARTMENT WALLS AND CEILING IN THE ENTIRE APARTMENT LOCATED AT APT 3R, 3rd STORY, APARTMENT AT NORTHMay 10, 2015
Jun 27, 2011BSECTION 27-2005 ADM CODE PROPERLY REPAIR THE BROKEN OR DEFECTIVE VESTIBULE DOOR LOCK AT PUBLIC HALL, 1st STORYAug 1, 2011
Jun 27, 2011BApt 1R · SECTION 27-2018 ADMIN. CODE: ABATE THE NUISANCE CONSISTING OF MICE IN THE ENTIRE APARTMENT LOCATED AT APT 1R, 1st STORYAug 1, 2011
Aug 26, 2010BSECTION 27-2005 ADM CODE PROPERLY REPAIR THE BROKEN OR DEFECTIVE BELL-BUZZER-INTERCOM SYSTEM AT BLDGSep 30, 2010
Jul 26, 2010AApt 1R · SECTION 27-2005 ADM CODE REFIT WOOD DOOR IN THE BATHROOM LOCATED AT APT 1R, 1st STORY, 2nd APARTMENT FROM WEST AT NORTHOct 29, 2010
Jun 28, 2010ASECTION 27-2104 ADM CODE POST AND MAINTAIN A PROPER SIGN ON WALL OF ENTRANCE STORY SHOWING THE REGISTRATION NUMBER ASSIGNED BY THE DEPARTMENT AND THE ADDRESS OF THE BUILDING.Oct 1, 2010
Jun 28, 2010ASECTION 27-2046.1 HMC: POST A PROPER NOTICE OF CARBON MONOXIDE DETECTING DEVICE REQUIREMENTS, IN A FORM APPROVED BY THE COMMISSIONER, IN A COMMON AREA OF A CLASS A MULTIPLE DWELLING NEAR INSPECTION CERTIFICATE OR PROVIDE NOTICE TO TENANTS IN A PRIVATE DWELLING.Oct 1, 2010
Jun 28, 2010BApt 1R · SECTION 27-2005 ADM CODE PROPERLY REPAIR WITH SIMILAR MATERIAL THE BROKEN OR DEFECTIVE WOOD BASE CABINET AT SINK IN THE KITCHEN LOCATED AT APT 1R, 1st STORY, APARTMENT AT WESTAug 2, 2010
Jun 28, 2010ASECTION 27-2045 ADM CODE POST A PROPER NOTICE OF SMOKE DETECTOR REQUIREMENTS, IN A FORM APPROVED BY THE COMMISSIONER, AT OR NEAR THE MAIL BOX 1ST STORY PUBLIC HALLOct 1, 2010
Jun 21, 2010ASECTION 27-2005 ADM CODE REFIT DOORS AT BUILDING ENTRANCE AND VESTIBULE AT PUBLIC HALL, 1st STORYSep 24, 2010
Mar 9, 2007BSECTION 27-2005 ADM CODE PROPERLY REPAIR THE BROKEN OR DEFECTIVE LOCK ASSEMBLY AT BUILDING ENTRANCE DOORApr 18, 2007
Mar 9, 2007BApt 1L · SECTION 27-2005 ADM CODE & 309 M/D LAW ABATE THE NUISANCE CONSISTING OF CONCEALED WATER LEAK AT CEILING IN THE BATHROOM LOCATED AT APT 1L, 1st STORY, 1st APARTMENT FROM EAST AT SOUTHApr 18, 2007
Mar 9, 2007ASECTION 27-2045 ADM CODE POST A PROPER NOTICE OF SMOKE DETECTOR REQUIREMENTS, IN A FORM APPROVED BY THE COMMISSIONER, AT OR NEAR THE MAIL BOX SIGN MISSINGJun 17, 2007
Mar 9, 2007ASECTION 27-2046.1 HMC: POST A PROPER NOTICE OF CARBON MONOXIDE DETECTING DEVICE REQUIREMENTS, IN A FORM APPROVED BY THE COMMISSIONER, IN A COMMON AREA OF A CLASS A MULTIPLE DWELLING NEAR INSPECTION CERTIFICATE OR PROVIDE NOTICE TO TENANTS IN A PRIVATE DWELLING.Jun 17, 2007
Mar 9, 2007ASECTION 27-2104 ADM CODE POST AND MAINTAIN A PROPER SIGN ON WALL OF ENTRANCE STORY SHOWING THE REGISTRATION NUMBER ASSIGNED BY THE DEPARTMENT AND THE ADDRESS OF THE BUILDING.Jun 17, 2007
Mar 9, 2007BSECTION 27-2005, 2007 ADM CODE ARRANGE AND MAKE SELF-CLOSING THE DOORS AT BUILDING ENTRANCEApr 18, 2007
Dec 20, 1994CSECTION 27-2033 ADM CODE PROVIDE READY ACCESS TO BUILDINGS HEATING SYSTEM DOOR LOCKED AT CELLAR.Jan 9, 1995

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 29, 2026, 9:37 PM ET. BBL 4008840044.

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