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Brooklyn · Block 5086 · Lot 15 · 11226

20 Linden Boulevard

2 floors · 15,600 sq ft · built 1925 · class P8 · owner of record: Brooklyn Public Library

12open violations
$0ECB/OATH penalties owed
0HPD class C (immediately hazardous)
433dto 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 68 days		Keep the report on file (not filed with DOB)
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 14 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 433 days		Next cycle year 2027
Annual boiler inspection (1 boiler) Applies
Boiler inspection · By December 31 each year
What this is

Boilers are inspected each calendar year and the report is filed in DOB NOW: Safety within 14 days of the inspection (low-pressure boilers in residential buildings of 5 or fewer families are exempt). Latest report on record: 2026-03-27 (Accepted). Agency page

On file2026 reports accepted

Open violations

ECB / OATH (2)
IssuedViolationHearingBalance
Dec 11, 2018Elevators CLASS - 2
2X10,46X10,61T7,100L10. 2X10 OUTSIDE COMM INOPERABLE, REPAIR. 46X10 AMBIENT TEMP INOPERATIVE, REPAIR. 61T7 MAIN LINE DISCONNECT SWITCH NOT LABELED WITH MAINTANCE COMPANY INFORMATION, PROVIDE. 100L10 POSITION IN
#38266958N		Aug 26, 2019
IN VIOLATION		$0
Sep 29, 2010Boilers CLASS - 2
B254,15. 15- REPAIR ALL HOLES IN WALLS & CEILING, BOILER ROOM TO BE FIRE TIGHT.
#32069569Z		Apr 25, 2011
IN VIOLATION		$0
DOB (2)
IssuedViolationStatus
Jul 28, 2018ELEVATOR

#9028/634782		DOB VIOLATION - ACTIVE
Aug 16, 1993LOCAL LAW 62/91 - BOILERS

#30563		DOB VIOLATION - ACTIVE
DOB NOW Safety (8)
IssuedViolationStatus
Oct 2, 2026Elevators FTF-VT-CAT1-NJ
Violation Issued-Failure To File 2025 Cat1 Test Report		Active
Aug 29, 2025Elevators FTF-VT-CAT1-NJ
Violation Issued-Failure To File 2024 Cat1 Test Report		Active
Jan 31, 2025Gas Piping - LL152 FTF-PL-PER
Cycle 1, Sub-cycle D (premises is in Community District 14)		Active
Sep 11, 2024Elevators FTF-VT-CAT1-NJ
Violation Issued-Failure To File 2023 Cat1 Test Report		Active
Aug 11, 2023Elevators FTF-VT-CAT1-NJ
Violation Issued-Failure To File 2022 Cat1 Test Report		Active
Aug 11, 2023Elevators FTF-VT-CAT1-NJ
Violation Issued-Failure To File 2021 Cat1 Test Report		Active
Aug 11, 2023Elevators FTF-VT-CAT1-NJ
Violation Issued-Failure To File 2020 Cat1 Test Report		Active
Aug 11, 2023Elevators FTF-VT-CAT1-NJ
Violation Issued-Failure To File 2019 Cat1 Test Report		Active
HPD (0)

None open.

Issued in the last 120 days

DateSourceWhatNow
Oct 2, 2026DOB SafetyElevators: Violation Issued-Failure To File 2025 Cat1 Test ReportOpen

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 24, 2026, 9:43 AM ET. BBL 3050860015.

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