Brooklyn · Block 8179 · Lot 112 · 11236

9021 Flatlands Avenue

3 floors · 2 apartments · 3,450 sq ft · built 1955 · class B9 · owner of record: Dyer, Jason J

3open violations
$0ECB/OATH penalties owed
1HPD class C (immediately hazardous)
309dto 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 Check
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 309 days
Required only if the owner doesn't live there

Open violations

ECB / OATH (0)

None open.

DOB (0)

None open.

DOB NOW Safety (0)

None open.

HPD (3) · C 1 · B 2 · A 0
IssuedClassViolationCorrect by
Sep 21, 2009BApt 1 · SECTION 27-2018 ADMIN. CODE: ABATE THE NUISANCE CONSISTING OF VERMIN MICE IN THE ENTIRE APARTMENT LOCATED AT APT 1, 1st STORYOct 26, 2009
Sep 21, 2009BApt 1 · SECTION 27-2005 ADMIN. CODE: PROPERLY REPAIR THE BROKEN OR DEFECTIVE HANDLE AT CASEMENT WINDOW IN THE 1st ROOM FROM NORTH LOCATED AT APT 1, 1st STORYOct 26, 2009
Sep 21, 2009CSECTION 27-2005 ADMIN. CODE: REMOVE THE ILLEGAL FASTENING : DOUBLE CYLINDER KEY OPERATED LOCK AT WROUGHT IRON DOOR IN ENTRANCE TO BUILDING , 1st STORYSep 27, 2009

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 27, 2026, 8:41 AM ET. BBL 3081790112.

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