Brooklyn · Block 1128 · Lot 80 · 11217

509 Dean Street

4 floors · 8 apartments · 7,272 sq ft · built 1930 · class C1 · owner of record: Dean Ny Properties Llc

59open 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
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 64 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 64 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 64 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 80 days
Annual

Open violations

ECB / OATH (0)

None open.

DOB (24)
IssuedViolationStatus
Nov 14, 2025LOW PRESSURE BOILER
VIOLATION ISSUED-FAILURE TO FILE 2024 EXTERNAL LOW PRESSURE INSPECTION
#08938
DOB VIOLATION - ACTIVE
Aug 12, 2025CONSTRUCTION
FTC W/COMMISSIONER'S ORDER 329659,022825PI30801HZ DATED 2/28/25 REQUIRING OWNER TO START BLDG REPAIRS UNDER PERMIT. AS OF 8/12/25 THERE ARE NO JOBS FILED IN BIS OR DOBNOW TO REPAIR BLDG. IMMED COMPLY W/COMMISSIONER'S ORDER 329659,022825PI30801HZ TO REPAIR THE BLDG UNDER PERMIT
#PI30805ZT
DOB VIOLATION - ACTIVE
Feb 28, 2025CONSTRUCTION
FAILURE TO MAINTAIN BLDG IN CODE COMPLIANT MANNER.OBSRVD W/DISCONNECTD STEEL STEP ON FIRE ESCAPE,BET.1&2FL,@REAR OF BLDG.2ELONGATD CRCK APPRX 30-FT ON LENGTH@THE CRNR OF BLDG TO THE RIGHT SIDE.OWNR TO IMMED RTAIN NYSPE TO EVAL THE ENT BLDG,DTRMINE THE STRCTRL STBILITY&PREPARE/FILE RPAIR DWGS.CONT RE
#PI30801HZ
DOB VIOLATION - ACTIVE
Sep 23, 2024LOW PRESSURE BOILER
VIOLATION ISSUED-FAILURE TO FILE 2023 EXTERNAL LOW PRESSURE INSPECTION
#08026
DOB VIOLATION - ACTIVE
Jun 30, 2023LOW PRESSURE BOILER
VIOLATION ISSUED-FAILURE TO FILE 2020 EXTERNAL LOW PRESSURE INSPECTION
#22868
DOB VIOLATION - ACTIVE
Jun 30, 2023LOW PRESSURE BOILER
VIOLATION ISSUED-FAILURE TO FILE 2021 EXTERNAL LOW PRESSURE INSPECTION
#43817
DOB VIOLATION - ACTIVE
Jun 20, 2023LOW PRESSURE BOILER
VIOLATION ISSUED-FAILURE TO FILE 2018 EXTERNAL LOW PRESSURE INSPECTION
#24766
DOB VIOLATION - ACTIVE
Jun 20, 2023LOW PRESSURE BOILER
VIOLATION ISSUED-FAILURE TO FILE 2019 EXTERNAL LOW PRESSURE INSPECTION
#35003
DOB VIOLATION - ACTIVE
Apr 25, 2023LOW PRESSURE BOILER
VIOLATION ISSUED-FAILURE TO FILE 2022 EXTERNAL LOW PRESSURE INSPECTION
#19248
DOB VIOLATION - ACTIVE
Apr 6, 2018LOW PRESSURE BOILER
VIOLATION ISSUED FOR FAILURE TO FILE ANNUAL BOILER 2016 INSPECTION REPORT
#14489
DOB VIOLATION - ACTIVE
Feb 24, 2017LOW PRESSURE BOILER
VIOLATION ISSUED FOR FAILURE TO FILE ANNUAL BOILER 2015 INSPECTION REPORT
#12023
DOB VIOLATION - ACTIVE
Oct 1, 2015LOW PRESSURE BOILER
VIOLATION ISSUED FOR FAILURE TO FILE ANNUAL BOILER 2014 INSPECTION REPORT
#10975
DOB VIOLATION - ACTIVE
Mar 3, 2015LOW PRESSURE BOILER
VIOLATION ISSUED FOR FAILURE TO FILE ANNUAL BOILER 2013 INSPECTION REPORT
#09162
DOB VIOLATION - ACTIVE
May 15, 2014LOW PRESSURE BOILER
VIOLATION ISSUED FOR FAILURE TO FILE ANNUAL BOILER 2012 INSPECTION REPORT
#12433
DOB VIOLATION - ACTIVE
Mar 1, 2013LOW PRESSURE BOILER
VIOLATION ISSUED FOR FAILURE TO FILE ANNUAL BOILER 2011 INSPECTION REPORT
#06483
DOB VIOLATION - ACTIVE
Dec 13, 2011LOW PRESSURE BOILER
VIOLATION ISSUED FOR FAILURE TO FILE ANNUAL BOILER 2010 INSPECTION REPORT
#08860
DOB VIOLATION - ACTIVE
Dec 31, 2009LOW PRESSURE BOILER

#10512
DOB VIOLATION - ACTIVE
Jan 1, 2009LOCAL LAW 62/91 - BOILERS

#20127
DOB VIOLATION - ACTIVE
Jan 19, 2007LOCAL LAW 62/91 - BOILERS

#19979
DOB VIOLATION - ACTIVE
Jan 6, 2006LOCAL LAW 62/91 - BOILERS

#19480
DOB VIOLATION - ACTIVE
Jan 31, 2005LOCAL LAW 62/91 - BOILERS

#20462
DOB VIOLATION - ACTIVE
Mar 19, 2003LOCAL LAW 62/91 - BOILERS

#13970
DOB VIOLATION - ACTIVE
Mar 26, 2002LOCAL LAW 62/91 - BOILERS

#15124
DOB VIOLATION - ACTIVE
Aug 16, 1993LOCAL LAW 62/91 - BOILERS

#35668
DOB VIOLATION - ACTIVE
DOB NOW Safety (21)
IssuedViolationStatus
Nov 14, 2025Boiler LBLVIO
VIOLATION ISSUED-FAILURE TO FILE 2024 EXTERNAL LOW PRESSURE INSPECTION
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 2021 EXTERNAL LOW PRESSURE INSPECTION
Active
Jun 30, 2023Boiler LBLVIO
VIOLATION ISSUED-FAILURE TO FILE 2020 EXTERNAL LOW PRESSURE INSPECTION
Active
Jun 20, 2023Boiler LBLVIO
VIOLATION ISSUED-FAILURE TO FILE 2018 EXTERNAL LOW PRESSURE INSPECTION
Active
Jun 20, 2023Boiler LBLVIO
VIOLATION ISSUED-FAILURE TO FILE 2019 EXTERNAL LOW PRESSURE INSPECTION
Active
Apr 25, 2023Boiler LBLVIO
VIOLATION ISSUED FOR FAILURE TO FILE ANNUAL BOILER 2022 INSPECTION REPORT
Active
Apr 6, 2018Boiler LBLVIO
VIOLATION ISSUED FOR FAILURE TO FILE ANNUAL BOILER 2016 INSPECTION REPORT
Active
Feb 24, 2017Boiler LBLVIO
VIOLATION ISSUED FOR FAILURE TO FILE ANNUAL BOILER 2015 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
May 15, 2014Boiler LBLVIO
VIOLATION ISSUED FOR FAILURE TO FILE ANNUAL BOILER 2012 INSPECTION REPORT
Active
Mar 1, 2013Boiler LBLVIO
VIOLATION ISSUED FOR FAILURE TO FILE ANNUAL BOILER 2011 INSPECTION REPORT
Active
Dec 13, 2011Boiler LBLVIO
VIOLATION ISSUED FOR FAILURE TO FILE ANNUAL BOILER 2010 INSPECTION REPORT
Active
Dec 31, 2009Boiler LBLVIO
Active
Jan 1, 2009Boiler LL6291
Active
Jan 19, 2007Boiler LL6291
Active
Jan 6, 2006Boiler LL6291
Active
Jan 31, 2005Boiler LL6291
Active
Mar 19, 2003Boiler LL6291
Active
Mar 26, 2002Boiler LL6291
Active
HPD (14) · C 1 · B 10 · A 3
IssuedClassViolationCorrect by
Sep 30, 2026BApt 4F · § 27-2005 ADM CODE REPAIR THE BROKEN OR DEFECTIVE PLASTERED SURFACES AND PAINT IN A UNIFORM COLOR AT THE CEILING, IN THE 1st BATHROOM FROM NORTH LOCATED AT APT 4F, 4th STORY, 1st APARTMENT FROM SOUTH AT WESTNov 4, 2026
Sep 30, 2026B§ 27-2005, 2007 ADM CODE REMOVE ALL ENCUMBRANCES CONSISTING OF LADDER FREE STANDING AT THE LANDING FLOOR, AT 1st PUBLIC HALL BULKHEAD FROM NORTH, 4th STORYNov 4, 2026
Sep 30, 2026BApt 4F · § 27-2005 ADM CODE REPAIR THE ROOF SO THAT IT WILL NOT LEAK OVER THE CEILING, IN THE 3rd ROOM FROM NORTH AT WEST LOCATED AT APT 4F, 4th STORY, 1st APARTMENT FROM SOUTH AT WESTNov 4, 2026
Sep 30, 2026AApt 4F · § 27-2011 ADM CODE CLEANSE TO THE SATISFACTION OF THIS DEPARTMENT THE VISIBLE MOLD AT CAULKING, GROUTS JOINTS OF THE CERAMIC TILES AT SOUTH, WEST AND NORTH WALLS AROUND SHOWER STALL, IN THE 1st BATHROOM FROM NORTH LOCATED AT APT 4F, 4th STORY, 1st APARTMENT FROM SOUTH AT WESTJan 3, 2027
Sep 30, 2026BApt 4F · § 27-2005 ADM CODE REPAIR THE BROKEN OR DEFECTIVE PLASTERED SURFACES AND PAINT IN A UNIFORM COLOR AT THE CEILING, IN THE 3rd ROOM FROM NORTH AT WEST LOCATED AT APT 4F, 4th STORY, 1st APARTMENT FROM SOUTH AT WESTNov 4, 2026
Sep 30, 2026AApt 4F · § 27-2017.3 HMC: TRACE AND REPAIR THE SOURCE AND ABATE THE VISIBLE MOLD CONDITION... LESS THAN 10 SQUARE FEET, OBSERVED AT THE CEILING, IN THE 1st BATHROOM FROM NORTH LOCATED AT APT 4F, 4th STORY, 1st APARTMENT FROM SOUTH AT WESTJan 3, 2027
Sep 5, 2017B§ 27-2005, 2007 ADM CODE REMOVE ALL ENCUMBRANCES CONSISTING OF HOUSEHOLD ITEMS AT PUBLIC HALL, 1st STORYOct 10, 2017
Sep 5, 2017A§ 329, M/D LAW AND DEPT. RULES AND REGS. PROVIDE A COMPLETED CERTIFICATE OF INSPECTION VISITS IN A PROPER FRAME AT OR NEAR MAILBOXES, BOTTOM EDGE OF FRAME BETWEEN 48-62 INCHES ABOVE FLOOR .. AT PUBLIC HALL, 1st STORYDec 9, 2017
Jul 7, 2017BApt 1R · § 27-2005, 27-2007, 27-2041.1 HMC: REPLACE OR REPAIR THE SELF-CLOSING DOORS THAT IS MISSING OR DEFECTIVE ... IN THE ENTRANCE LOCATED AT APT 1R, 1st STORY, 1st APARTMENT FROM NORTH AT EASTAug 11, 2017
Jul 7, 2017BApt 4F · § 27-2005 ADM CODE REPAIR THE BROKEN OR DEFECTIVE PLASTERED SURFACES AND PAINT IN A UNIFORM COLOR THE NORTH WALL IN THE PRIVATE HALLWAY LOCATED AT APT 4F, 4th STORY, 1st APARTMENT FROM SOUTH AT WESTAug 11, 2017
Jul 7, 2017BApt 4B · § 27-2005, 27-2007, 27-2041.1 HMC: REPLACE OR REPAIR THE SELF-CLOSING DOORS THAT IS MISSING OR DEFECTIVE ... IN THE ENTRANCE LOCATED AT APT 4B, 4th STORY, 1st APARTMENT FROM WEST AT NORTHAug 11, 2017
Jun 28, 2017B§ 27-2005 ADM CODE FIRE ESCAPE DEFECTIVE. ADJUST THE DROPLADDER SO THAT IT WILL SLIDE EASILY IN THE GUIDE RODS AT REAR STACK AT FIRE ESCAPEAug 2, 2017
Jun 3, 2008CD26-17.10 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 BUILDING'S HEATING SYSTEM 1 STY PUB HALL & ON DOOR TO HEATING PLANT.Jun 9, 2008
Jun 3, 2008BApt 1R · § 300, 301, 302, M/D LAW FILE PLANS AND OBTAIN A CERTIFICATE OF OCCUPANCY TO LEGALIZE THE FOLLOWING ALTERATION OR RESTORE PREMISES TO PRIOR LEGAL CONDITION ENTRANCE DOOR SEALED CLOSING FRONT ROOM 1 STY APT 1R A CLASS ROOM 18 BEEN USED AS B ROOMS. LOCATED AT APT 1RJul 8, 2008

Issued in the last 120 days

DateSourceWhatNow
Sep 30, 2026HPD B§ 27-2005 ADM CODE REPAIR THE BROKEN OR DEFECTIVE PLASTERED SURFACES AND PAINT IN A UNIFORM COLOR AT THE CEILING, IN THE 1st BATHROOM FROM NORTH LOCATED AT APT 4F, 4th STORY, 1st APARTMENT FROM SOUTH AT WESTOpen
Sep 30, 2026HPD B§ 27-2005, 2007 ADM CODE REMOVE ALL ENCUMBRANCES CONSISTING OF LADDER FREE STANDING AT THE LANDING FLOOR, AT 1st PUBLIC HALL BULKHEAD FROM NORTH, 4th STORYOpen
Sep 30, 2026HPD B§ 27-2005 ADM CODE REPAIR THE ROOF SO THAT IT WILL NOT LEAK OVER THE CEILING, IN THE 3rd ROOM FROM NORTH AT WEST LOCATED AT APT 4F, 4th STORY, 1st APARTMENT FROM SOUTH AT WESTOpen
Sep 30, 2026HPD A§ 27-2011 ADM CODE CLEANSE TO THE SATISFACTION OF THIS DEPARTMENT THE VISIBLE MOLD AT CAULKING, GROUTS JOINTS OF THE CERAMIC TILES AT SOUTH, WEST AND NORTH WALLS AROUND SHOWER STALL, IN THE 1st BATHROOM FROM NORTH LOCATED AT APT 4F, 4th STORY, 1st APARTMENT FROM SOUTH AT WESTOpen
Sep 30, 2026HPD B§ 27-2005 ADM CODE REPAIR THE BROKEN OR DEFECTIVE PLASTERED SURFACES AND PAINT IN A UNIFORM COLOR AT THE CEILING, IN THE 3rd ROOM FROM NORTH AT WEST LOCATED AT APT 4F, 4th STORY, 1st APARTMENT FROM SOUTH AT WESTOpen
Sep 30, 2026HPD A§ 27-2017.3 HMC: TRACE AND REPAIR THE SOURCE AND ABATE THE VISIBLE MOLD CONDITION... LESS THAN 10 SQUARE FEET, OBSERVED AT THE CEILING, IN THE 1st BATHROOM FROM NORTH LOCATED AT APT 4F, 4th 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 28, 2026, 4:40 AM ET. BBL 3011280080.

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