Brooklyn · Block 2031 · Lot 50 · 11205

42 Adelphi Street

2 floors · 1 apartments · 6,322 sq ft · built 1899 · class O8 · owner of record: Idenburg, Florian

5open violations
$41,875ECB/OATH penalties owed
0HPD 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 (7) · $41,875 owed
IssuedViolationHearingBalance
Feb 12, 2026Construction CLASS - 1
FAILURE TO INSTITUTE/MAINTAIN SAFETY EQUIP MEASURES/TEMPORARY CONSTRUCTION "NO HANDRAILS". AS NOTED: AT TIME OF INSPECTION AT AN ACTIVE JOBSITE FOR A PROPOSED 3 STORY BUILDING ALREADY AT THE BULKHEAD LEVEL. OBS
#35726560Z
Apr 22, 2026
DEFAULT
$12,500
Oct 1, 2025Unknown CLASS - 2
3308.5.3.1 ZERO CABLE- ON ACTIVE JOBSITE, OBSERVED VERTICAL CABLE SYSTEM INSTALLED AT MULTIPLE LOCATIONS ON JOBSITE. ALL CABLE SYSTEMS ARE MISSING ZERO CABLES TO PREVENT MATERIAL AND DEBRIS FROM FALLING. STOP A
#39545518H
Jun 29, 2027
DEFAULT
$10,000
Oct 1, 2025Unknown CLASS - 2
3303.11.2 STAIRS DURING BUILDING CONSTRUCTION OR ENLARGEMENT- ACTIVE JOBSITE TOPPED OFF AT 40FT. ONLY TEMPORARY LADDERS PROVIDED FOR EGRESS. 1 FLIGHT OF PERMANENT STAIRS IS TOI BE PROVIDED AT 4 STORIES OR 40 FT
#39545519J
Jun 29, 2027
DEFAULT
$10,000
Jul 9, 2025Construction CLASS - 2
AT TIME OF INSPECTION, OBSERVED AN INTERNAL ACCESS PATH AT EXPOSURE 1 USED BY WORKERS WITHOUT OVERHEAD PROTECTION IN PLACE. SITE HAS REACHEDROOF LEVEL, AND AREA IS POTENTIALLY SUBJECT TO FALLING MATERIAL DURING
#39542198Y
Sep 24, 2025
ADMIT/IN-VIO
$0
Oct 21, 2024Construction CLASS - 2
NEW 3 STORY BUILDING .OBSERVED: ACTIVE SITE CP PRESENT UPON INSPECTION AND RESEARCH ON BIS AND DOB NOW WAS NOTED FENCE PERMIT B08025552-S7-FN HAS BEEN EXPIRED ON 10-13-24 CONTRARY TO BUILDING CODE
#39533651Z
Jan 8, 2025
DEFAULT
$3,125
Oct 21, 2024Construction CLASS - 2
NEW 3 STORY BUILDING . OBSERVED: SWS ERECTED ON EXPOSURE 1 ,CHECKED THE SWS DRAWINGS WAS NOTED IT CONSTRUCTED CONTRARY TO BUILDING CODE 28-105.12.2
#39533626R
Jan 8, 2025
DEFAULT
$3,125
Oct 21, 2024Construction CLASS - 2
NEW 3 STORY BUILDING. OBSERVED ACTIVE SITE CP PRESENT UPON INSPECTION WAS NOTED GREAT AMOUNT OF CONSTRUCTION DEBRIS , ,AND BLACK PLASTIC GARBAGE BAGS ON SITE CREATING HAZARDS FOR RODENTS ON SITE AND NEIGHBORIN
#39533627Z
Jan 8, 2025
DEFAULT
$3,125
DOB (0)

None open.

DOB NOW Safety (1)
IssuedViolationStatus
Jul 30, 2026AEUHAZ FTC-AEU-HAZ
Active
HPD (0)

None open.

Issued in the last 120 days

DateSourceWhatNow
Jul 30, 2026DOB SafetyAEUHAZ: 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 23, 2026, 5:13 AM ET. BBL 3020310050.

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