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Brooklyn · Block 5541 · Lot 42 · 11204

6310 20 Avenue

3 floors · 2 apartments · 3,000 sq ft · built 1931 · class S2 · owner of record: Sin, Kwok Ying

10open violations
$0ECB/OATH penalties owed
0HPD class C (immediately hazardous)
431dto Gas piping inspection (2027 cycle)

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

Compliance deadlines

RequirementDueStatus
Annual parapet observation Check
Local Law 126 · By December 31 each year
What this is

If the building has a parapet facing a street, sidewalk or other public way, a competent person (such as a mason, engineer or architect) must observe it every year and the owner keeps the report for DOB on request. Detached one- and two-family homes are exempt. Agency page

Dec 31, 2026
in 66 days		Keep the report on file (not filed with DOB)
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 310 days		Required only if the owner doesn't live there
Gas piping inspection (2027 cycle) Likely applies
Local Law 152 · During 2027
What this is

Buildings with gas piping (except one- and two-family homes) need a periodic gas piping inspection by a licensed master plumber every four years. Community district 11 is on the 2027 cycle; certification is filed with DOB after the inspection. Buildings with no gas piping file a certification instead. Agency page

Dec 31, 2027
in 431 days		Next cycle year 2027

Open violations

ECB / OATH (0)

None open.

DOB (5)
IssuedViolationStatus
Jan 3, 2008LOCAL LAW 62/91 - BOILERS

#13804		DOB VIOLATION - ACTIVE
Jan 19, 2007LOCAL LAW 62/91 - BOILERS

#14153		DOB VIOLATION - ACTIVE
Mar 16, 1999LOCAL LAW 62/91 - BOILERS

#22218		DOB VIOLATION - ACTIVE
Feb 10, 1997LOCAL LAW 62/91 - BOILERS

#28285		DOB VIOLATION - ACTIVE
Jul 25, 1994LOCAL LAW 62/91 - BOILERS

#02897		DOB VIOLATION - ACTIVE
DOB NOW Safety (5)
IssuedViolationStatus
Jan 3, 2008Boiler LL6291
Active
Jan 19, 2007Boiler LL6291
Active
Mar 16, 1999Boiler LL6291
Active
Feb 10, 1997Boiler LL6291
Active
Jul 25, 1994Boiler LL6291
Active
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 26, 2026, 7:27 PM ET. BBL 3055410042.

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