Brooklyn · Block 4111 · Lot 40 · 11208

21 Nichols Avenue

2 floors · 2 apartments · 2,280 sq ft · built 1899 · class B1 · owner of record: Herman & Miranda Moonian

7open violations
$0ECB/OATH penalties owed
0HPD class C (immediately hazardous)
300dto 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 300 days
Registered through 2027-09-01

Open violations

ECB / OATH (0)

None open.

DOB (0)

None open.

DOB NOW Safety (0)

None open.

HPD (7) · C 0 · B 7 · A 0
IssuedClassViolationCorrect by
Sep 15, 2008BApt BASE · SECTION 27-2045 ADM CODE REPAIR OR REPLACE THE SMOKE DETECTOR MISSING, IN THE ENTIRE APARTMENT LOCATED AT APT BASEOct 20, 2008
Sep 15, 2008BApt BASE · SECTION 27-2046.1, 2046.2 HMC: PROVIDE AN APPROVED AND OPERATIONAL CARBON MONOXIDE DETECTING DEVICE, INSTALLED IN ACCORDANCE WITH APPLICABLE LAW AND RULES. IN THE ENTIRE APARTMENT LOCATED AT APT BASEOct 20, 2008
Jul 11, 2008BApt BSMT · SECTION 27-2005 ADM CODE PROPERLY REPAIR THE BROKEN OR DEFECTIVE ELECTRIC CEILING LIGHT FIXTURE, IN THE BATHROOM LOCATED AT APT BSMT, 1st APARTMENT FROM NORTH AT EASTAug 15, 2008
Jul 11, 2008BApt BSMT · SECTION 27-2005 ADM CODE REPAIR THE BROKEN OR DEFECTIVE PLASTERED SURFACES AND PAINT IN A UNIFORM COLOR CEILING, IN THE BATHROOM LOCATED AT APT BSMT, 1st APARTMENT FROM NORTH AT EASTAug 15, 2008
Jul 11, 2008BApt BSMT · SECTION 27-2046.1, 2046.2 HMC: PROVIDE AN APPROVED AND OPERATIONAL CARBON MONOXIDE DETECTING DEVICE, INSTALLED IN ACCORDANCE WITH APPLICABLE LAW AND RULES. LOCATED AT APT BSMT, 1st APARTMENT FROM NORTH AT EASTAug 15, 2008
Jul 11, 2008BApt BSMT · SECTION 27-2045 ADM CODE REPAIR OR REPLACE THE SMOKE DETECTOR MISSING, LOCATED AT APT BSMT, 1st APARTMENT FROM NORTH AT EASTAug 15, 2008
Jul 11, 2008BApt BSMT · SECTION 27-2026 ADM CODE REPAIR THE BROKEN OR DEFECTIVE CONNECTION SINK WASTELINE, IN THE KITCHEN LOCATED AT APT BSMT, 1st APARTMENT FROM NORTH AT EASTAug 15, 2008

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 5, 2026, 3:20 PM ET. BBL 3041110040.

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