Brooklyn · Block 6247 · Lot 43 · 11214

1647 78 Street

2 floors · 2 apartments · 2,800 sq ft · built 1920 · class B2 · owner of record: Ko, Ming Kwong

2open violations

$0ECB/OATH penalties owed

0HPD class C (immediately hazardous)

307dto Annual property registration

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

Compliance deadlines

Requirement	Due	Status
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 307 days	Required only if the owner doesn't live there

ECB / OATH (0)

None open.

DOB (2)

Issued	Violation	Status
May 15, 2001	CONSTRUCTION WORK WITHOUT A PERMIT. WORK NOTED: HAVING CONSTRUCTED PARTITION WALLS AND CEILINGS THRU-OUT CELLAR CREATING 3 RMS ALSO 3PC BATHROOM AND KITCHEN WITH GAS STOVE REMEDY: OBTAIN A PERMIT IF FEASIBLE OR RESTORE PREMISES TO PRIOR LEGAL CONDITION #11RH01	VIOLATION WORK WITHOUT PERMIT - ACTIVE
May 15, 2001	CONSTRUCTION WORK WITHOUT A PERMIT. WORK NOTED: HAVING CONSTRUCTED PARTITION WALLS AND CEILINGS AND CILING #11RH01	VIOLATION WORK WITHOUT PERMIT - ACTIVE

DOB NOW Safety (0)

None open.

HPD (0)

None open.

City records as of Oct 29, 2026, 9:24 AM ET. BBL 3062470043.