Queens · Block 3417 · Lot 70 · 11385

17-21 Willoughby Avenue

2 floors · 1 apartments · 1,152 sq ft · built 1945 · class A5 · owner of record: Theresa Ferrer

1open violations
$0ECB/OATH penalties owed
0HPD class C (immediately hazardous)
291dto 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 291 days
Required only if the owner doesn't live there

Open violations

ECB / OATH (1)
IssuedViolationHearingBalance
Feb 19, 2026Unknown CLASS - 2
ECB VIOLATION ISSUED FOR W W/O PERMIT. OBSERVED AT EXPOSURE 1 THE INSTALLATION OF CONDENSER UNIT. WORK 100% COMPLETE. NO PERMIT ON FILE., OBTAIN PERMIT
#39177797N
Jul 28, 2026
IN VIOLATION
$0
DOB (0)

None open.

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 Nov 14, 2026, 4:34 PM ET. BBL 4034170070.

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