Brooklyn · Block 2090 · Lot 59 · 11205

252 Adelphi Street

4 floors · 16 apartments · 13,652 sq ft · built 1913 · class C1 · owner of record: Adelphi Court Llc.

11open violations
$0ECB/OATH penalties owed
2HPD 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 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
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 2 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 1165 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: 2026-01-27 (Accepted). Agency page

On file2026 reports accepted

Open violations

ECB / OATH (0)

None open.

DOB (3)
IssuedViolationStatus
Sep 3, 2009LANDMARK

#10-0203
DOB VIOLATION - ACTIVE
Jan 3, 2008LOCAL LAW 62/91 - BOILERS

#12956
DOB VIOLATION - ACTIVE
Aug 16, 1993LOCAL LAW 62/91 - BOILERS

#34448
DOB VIOLATION - ACTIVE
DOB NOW Safety (1)
IssuedViolationStatus
Jan 3, 2008Boiler LL6291
Active
HPD (7) · C 2 · B 5 · A 0
IssuedClassViolationCorrect by
Aug 10, 2026C567 (C) § 27-2017, 27-2017.1, 27-2017.4, 27-2017.5, 27-2017.8, 27-2019, 27-2021 HMC: ABATE THE NUISANCE CONSISTING OF EVIDENCE OF RATS AND ALL UNDERLYING CAUSES CREATING THE PEST INFESTATIONS, BY USING INTEGRATED PEST MANAGEMENT (IPM), ELIMINATE ALL BURROW ENTRY AND PASSAGEWAYS, PEST NESTS, HOLES, GSep 5, 2026
Aug 10, 2026B§ 27-2005, 2007 ADM CODE REMOVE ALL ENCUMBRANCES CONSISTING OF CABNETS,BINS,BOXES,BAKINGRACKS ,AT INTERMEDIATE LANDING LEADING TO ROOF AT PUBLIC HALL, 4th STORYSep 14, 2026
Jul 11, 2023BApt 9 · § 27-2017.3 HMC: TRACE AND REPAIR THE SOURCE AND ABATE THE VISIBLE MOLD CONDITION... APPROXIMATELY 10 SQ FT IN THE 1st ROOM FROM EAST AT NORTH LOCATED AT APT 9, 3rd STORY, 2nd APARTMENT FROM NORTH AT EASTAug 15, 2023
Jul 11, 2023BApt 9 · § 27-2017.3 HMC: TRACE AND REPAIR THE SOURCE AND ABATE THE VISIBLE MOLD CONDITION... APPROXIMATELY 10 SQ FT AT CEILING IN THE 1st ROOM FROM EAST AT SOUTH LOCATED AT APT 9, 3rd STORY, 2nd APARTMENT FROM NORTH AT EASTAug 15, 2023
Jul 11, 2023BApt 9 · § 27-2017.3 HMC: TRACE AND REPAIR THE SOURCE AND ABATE THE VISIBLE MOLD CONDITION... APPROXIMATELY 10 SQ FT AT CEILING IN THE 1st ROOM FROM EAST AT NORTH LOCATED AT APT 9, 3rd STORY, 2nd APARTMENT FROM NORTH AT EASTAug 15, 2023
Jul 11, 2023BApt 9 · § 27-2017.3 HMC: TRACE AND REPAIR THE SOURCE AND ABATE THE VISIBLE MOLD CONDITION... APPROXIMATELY 10 SQ FT AT EAST WALL IN THE 1st ROOM FROM EAST AT SOUTH LOCATED AT APT 9, 3rd STORY, 2nd APARTMENT FROM NORTH AT EASTAug 15, 2023
May 21, 2021CApt 17 · § 27-2017.3 HMC: TRACE AND REPAIR THE SOURCE AND ABATE THE VISIBLE MOLD CONDITION... AT EAST WALL APPROX 30SQ.FT, AND CEILING APPROX 2 SQ.FT IN THE 1st ROOM FROM EAST AT SOUTH LOCATED AT APT 17, 4th STORY, 1st APARTMENT FROM NORTH AT EASTJun 16, 2021

Issued in the last 120 days

DateSourceWhatNow
Aug 10, 2026HPD C567 (C) § 27-2017, 27-2017.1, 27-2017.4, 27-2017.5, 27-2017.8, 27-2019, 27-2021 HMC: ABATE THE NUISANCE CONSISTING OF EVIDENCE OF RATS AND ALL UNDERLYING CAUSES CREATING THE PEST INFESTATIONS, BY USING INTEGRATED PEST MANAGEMENT (IPM), ELIMINATE ALL BURROW ENTRY AND PASSAGEWAYS, PEST NESTS, HOLES, GOpen
Aug 10, 2026HPD B§ 27-2005, 2007 ADM CODE REMOVE ALL ENCUMBRANCES CONSISTING OF CABNETS,BINS,BOXES,BAKINGRACKS ,AT INTERMEDIATE LANDING LEADING TO ROOF AT PUBLIC HALL, 4th STORYOpen

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, 3:01 AM ET. BBL 3020900059.

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