Brooklyn · Block 2031 · Lot 17 · 11205

21 Carlton Avenue

3 floors · 3 apartments · 3,000 sq ft · built 1910 · class C0 · owner of record: 21 Carlton Management Llc

6open violations
$0ECB/OATH penalties owed
1HPD class C (immediately hazardous)
56dto Bedbug annual filing

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New violations the morning after they're issued, plus deadline reminders. Free for one building.

Compliance deadlines

RequirementDueStatus
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 56 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 56 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 72 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 300 days
Registered through 2027-09-01
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 1152 days
Next cycle year 2029

Open violations

ECB / OATH (1)
IssuedViolationHearingBalance
Jul 28, 2022Construction CLASS - 2
OCCUPANCY CONTRARY TO THAT ALLOWED BY C/O &OR DOB RECORDS.ILLEGAL FL PIERCED W/STAIRS LEADING TO CELLAR IN CONJ W/1ST APT CREATING ILLEGAL DUPLEX APT.PARTIAL ERECTED CREATING RMS FOR LIVING.FULL BTHTRM PRESENT
#35482221X
Jan 16, 2024
IN VIOLATION
$0
DOB (0)

None open.

DOB NOW Safety (0)

None open.

HPD (5) · C 1 · B 3 · A 0
IssuedClassViolationCorrect by
May 30, 2012I§ 27-2089 ADM CODE ABOVE PREMISES HAVE BEEN VACANT AND UNTENANTED EXCEPT FOR CARETAKER FOR 60 DAYS OR MORE, AND CANNOT BE REOCCUPIED UNTIL A NEW CERTIFICATE OF OCCUPANCY HAS BEEN OBTAINED. PREMISES HAVE BEEN VACANT SINCE 05-30-2012.—
Feb 5, 2025C§ 27-2005 ADM CODE PROVIDE ACCESS TO ROOF FROM PUBLIC HALL BY MEANS OF SCUTTLE AS PART OF PRIMARY MEANS EGRESS AT PUBLIC HALL, 3rd STORYFeb 11, 2025
Aug 25, 2023BApt 3 · § 27-2089 ADM CODE THE PREMISES FORMERLY A VACANT BUILDING ARE NOW OCCUPIED BY OTHER THAN A CARETAKER WITHOUT OBTAINING A CERTIFICATE OF OCCUPANCY IN THE ENTIRE APARTMENT LOCATED AT APT 3, 3rd STORYSep 29, 2023
Aug 25, 2023BApt 2 · § 27-2089 ADM CODE THE PREMISES FORMERLY A VACANT BUILDING ARE NOW OCCUPIED BY OTHER THAN A CARETAKER WITHOUT OBTAINING A CERTIFICATE OF OCCUPANCY IN THE ENTIRE APARTMENT LOCATED AT APT 2, 2nd STORYSep 29, 2023
Aug 13, 2007BApt 2 · § 27-2089 ADM CODE THE PREMISES FORMERLY A VACANT BUILDING ARE NOW OCCUPIED BY OTHER THAN A CARETAKER WITHOUT OBTAINING A CERTIFICATE OF OCCUPANCY 2 STY APT 2 KENLEY , SECTION '' ''Sep 17, 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 Nov 5, 2026, 10:34 PM ET. BBL 3020310017.

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