Brooklyn · Block 1972 · Lot 28 · 11238

424 Classon Avenue

3 floors · 2 apartments · 2,415 sq ft · built 1931 · class S2 · owner of record: Lawrence, Arthur

9open violations
$2,500ECB/OATH penalties owed
2HPD class C (immediately hazardous)
1165dto Gas piping inspection (2029 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 69 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 313 days
Required only if the owner doesn't live there
Gas piping inspection (2029 cycle) Likely applies
Local Law 152 · During 2029
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 2 is on the 2029 cycle; certification is filed with DOB after the inspection. Buildings with no gas piping file a certification instead. Agency page

Dec 31, 2029
in 1165 days
Next cycle year 2029

Open violations

ECB / OATH (2) · $2,500 owed
IssuedViolationHearingBalance
Sep 17, 2026Construction CLASS - 1
ATOI OBSERVED ALTERATION HAS BEEN MADE TO PROPERTY STORE FRONT AT EXPOSURE 1 NEW DOOR WAY INSTALLED 100% COMPLETED. NO PERMITS ON FILE WITH THE DEPARTMENT FOR WORK TAKEN PLACE., OBTAIN PERMIT
#39204480X
Nov 25, 2026
PENDING
$2,500
Dec 7, 2009Construction CLASS - 3
FENCE EXCEEDS PERMITTED HEIGHT NOTE RESIDENTIAL FENCE ERECTED AT FRONT OF PROPERTY LOT EXCEED THAT WHICH IS PERMITTED IN HEIGHT FENCE MEASURES APPROX 8'-6" IN HEIGHT AND NOT 6' AS PER CODE REGARDING PERMITTED H
#34807493X
Mar 15, 2010
IN VIOLATION
$0
DOB (0)

None open.

DOB NOW Safety (0)

None open.

HPD (7) · C 2 · B 5 · A 0
IssuedClassViolationCorrect by
Aug 13, 2007BApt 2 · SECTION 27-2018 ADMIN. CODE: ABATE THE NUISANCE CONSISTING OF VERMIN BED BUGS IN THE ENTIRE APARTMENT LOCATED AT APT 2, 3rd STORYSep 17, 2007
Aug 13, 2007BSECTION 27-2005 ADMIN. CODE: ABATE THE NUISANCE CONSISTING OF EVIDENCE OF WATER LEAK AT CEILING AT PUBLIC HALL, 3rd STORYSep 17, 2007
Aug 13, 2007BSECTION 27-2005 ADMIN. CODE: PROPERLY REPAIR WITH SIMILAR MATERIAL THE BROKEN OR DEFECTIVE CEILING WITH FIRE RETARDENT METERIAL AT PUBLIC HALL, 3rd STORYSep 17, 2007
Oct 6, 2006BApt 1A · SECTION 27-2018 ADMIN. CODE: ABATE THE NUISANCE CONSISTING OF VERMIN MICE IN THE ENTIRE APARTMENT LOCATED AT APT 1A, 2nd STORYNov 15, 2006
Oct 6, 2006CSECTION 27-2005 ADMIN. CODE: ABATE THE NUISANCE CONSISTING OF ENTIRE STAIRWAY SUPPORTED BY 2X4 AT PUBLIC HALL STAIRS, 2nd STORYOct 17, 2006
Oct 6, 2006BApt 1A · SECTION 27-2018 ADMIN. CODE: ABATE THE NUISANCE CONSISTING OF VERMIN ROACHES IN THE ENTIRE APARTMENT LOCATED AT APT 1A, 2nd STORYNov 15, 2006
Oct 6, 2006CSECTION 27-2005 ADMIN. CODE: PROPERLY REPAIR WITH SIMILAR MATERIAL THE BROKEN OR DEFECTIVE WOOD TREAD 10TH FROM BOTTOM AT PUBLIC HALL STAIRS, 1st STORYOct 17, 2006

Issued in the last 120 days

DateSourceWhatNow
Sep 17, 2026ECBConstruction: ATOI OBSERVED ALTERATION HAS BEEN MADE TO PROPERTY STORE FRONT AT EXPOSURE 1 NEW DOOR WAY INSTALLED 100% COMPLETED. NO PERMITS ON FILE WITH THE DEPARTMENT FOR WORK TAKEN PLACE., OBTAIN PERMITOpen

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 23, 2026, 3:38 AM ET. BBL 3019720028.

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