Brooklyn · Block 6320 · Lot 45 · 11228

8420 12 Avenue

2 floors · 1 apartments · 1,344 sq ft · built 1925 · class A9 · owner of record: Ferraro Arnaldo A

1open violations
$0ECB/OATH penalties owed
0HPD class C (immediately hazardous)
308dto 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 308 days
Required only if the owner doesn't live there

Open violations

ECB / OATH (0)

None open.

DOB (1)
IssuedViolationStatus
May 14, 2023CONSTRUCTION
STRUCTURE RENDERED NON-COMPLIANT - FIRE FIGHTING OPERATIONS DAMAGES DUE TO FIRE FROM ADJOINING PROPERTY (8424 12TH AVENUE) WITH VENT HOLES IN THE CEILING IN VARIOUS LOCATION - WINDOWS REMOVED - DAMAGED PVC FENCE
#23-01393
DOB VIOLATION - ACTIVE
DOB NOW Safety (0)

None open.

HPD (0)

None open.

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, 9:28 PM ET. BBL 3063200045.

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