Brooklyn · Block 6647 · Lot 151 · 11223

1794 West 9 Street

2 floors · 2 apartments · 1,442 sq ft · built 1910 · class B1 · owner of record: Lin, Xiaoyan

1open violations
$7,500ECB/OATH penalties owed
0HPD class C (immediately hazardous)
294dto Annual property registration

Get an email when anything changes here

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 294 days
Required only if the owner doesn't live there

Open violations

ECB / OATH (4) · $7,500 owed
IssuedViolationHearingBalance
Jun 2, 2026Construction CLASS - 2
WORK WITHOUT PERMIT; NOTED, INSTALLED ELECTRICAL WIRING FOR SWITCHES, OUTLETS AND LIGHTS AT CELLAR LEVEL., OBTAIN ALL PERMITS
#39190929M
Dec 1, 2026
$1,250
Jun 2, 2026Construction CLASS - 1
WORK WITHOUT PERMIT; NOTED, INSTALLED WATER/ WASTE LINE FOR 3PC BATH (SINK, SHOWER, TOILET) WITH RESIDENTIAL SINK FOR KITCHEN. INSTALLED UNAUTHORIZE GAS LINE FOR GAS STOVE AT KITCHEN AT CELLAR LEVEL., OBTAIN PE
#39190928K
Dec 1, 2026
$2,500
Jun 2, 2026Unknown CLASS - 2
RESIDENCE CONVERTED FROM A LEGAL 2 FAMILY TO 3 FAMILY BY CREATING CLASS A APT AT CELLAR LEVEL. DOB RECORDS INDICATES RESIDENCE AS A 2 FAMILY AND NOW CONVERTED AND OCCUPIED AS A 3 FAMILY BY CREATING CLASS A APT
#39190927Z
Dec 1, 2026
PENDING
$2,500
Jun 2, 2026Construction CLASS - 2
WORK WITHOUT PERMIT; NOTED AT CELLAR LEVEL ERECTED FULL HEIGHT PARTITIONS FOR 3 BEDROOMS AND FULL BATH., OBTAIN ALL PERMITS
#39190930J
Dec 1, 2026
$1,250
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 11, 2026, 8:55 AM ET. BBL 3066470151.

Look up another building