1931 50Th Street, Brooklyn — DOB NOW & BIS Permits, Violations & FDNY | BuildNYC

Two family converted from one family

1931 50TH STREET

BROOKLYN · BIN 3129304

💬 Discuss this project

1920Year Built

2Stories

B3Building Class

R5Zoning

—Gross Floor Area

2Units

1 Active Violation ▸FDNY Report ↗

Two family converted from one family · Owner of record: 1931 50 LLC · 0.75 FAR built · Flood zone X

Locations of Work

Fire Protection

Names shown beside floors are taken automatically from the text of filed documents and may be incomplete or wrong.

Roof3p · 1 filing · 3 docs

Floor 32p · 1 filing · 3 docs

Floor 22p · 1 filing · 3 docs

Floor 12p · 1 filing · 3 docs

Cellar3p · 1 filing · 3 docs

▾Owner History (Filing Record)

Companies and organizations named on filings. Individual owners are not shown.

Owner	Filings	Most Recent
1931 50 LLC	2	03/21/2026

▾Design Consultants (Architect / Engineer of Record)

Firm	Filings	Most Recent
Eyal Levitt Architect	1	09/23/2024

▾Filing Representatives (Expediters)

Representative	Filings	Most Recent
Expediter Group	2	03/21/2026

▾Contractors (License-Anchored)

Firm	Trade	Roles	Most Recent
Wiz Fire Sprinklers	Fire Protection	2	07/08/2026

▾Special Inspection Agencies

Agency	License #	Filings	Most Recent
IP Concrete Testing and I	6252	1	09/23/2024

Building Lifecycle

All (27)Filed (1)Permit Issued (2)Signed Off (1)Violation (18)Inspection (3)Objection (2)

07/10/2025

Signed off — Alteration

PROPOSED NEW FIRE SPRINKLER SYSTEM FILED HEREWITH.

B01113558-I1

06/22/2025

Inspection — Certified Sprinkler-SP-Piping Dry/Wet-Hydrostatic Test

Certified

View inspection ↗

06/16/2025

Permit issued — Sprinklers

B01113558-I1-EW-SP

05/09/2025

Inspection — Certified Sprinkler-SP-Piping Dry/Wet-Hydrostatic Test

Certified

View inspection ↗

05/08/2025

Inspection — Certified Sprinkler-SP-Fixtures-Finish

Certified

View inspection ↗

03/17/2025

Violation issued (HPD, open)

B

01/17/2025

Permit issued — Sprinklers

B01113558-I1-EW-SP

09/26/2024

Objection raised — Admin

09/26/2024

Objection resolved — Addressed

09/23/2024

Filed — Alteration

PROPOSED NEW FIRE SPRINKLER SYSTEM FILED HEREWITH.

B01113558-I1

02/23/2022

Violation issued (ECB, closed)

Unknown

01/28/2019

Violation issued (HPD, closed)

B

01/09/2019

Violation issued (ECB, closed)

Construction

01/09/2019

Violation issued (ECB, closed)

Construction

01/09/2019

Violation issued (ECB, closed)

Construction

11/15/2018

Violation issued (ECB, closed)

Construction

08/09/2018

Violation issued (ECB, closed)

Construction

06/04/2018

Violation issued (DOB, closed)

V*-DOB VIOLATION - DISMISSED

05/30/2018

Violation issued (ECB, closed)

Unknown

05/30/2018

Violation issued (ECB, closed)

Construction

05/30/2018

Violation issued (ECB, closed)

Construction

05/30/2018

Violation issued (ECB, closed)

Construction

05/30/2018

Violation issued (ECB, closed)

Construction

05/30/2018

Violation issued (ECB, closed)

Construction

05/29/2018

Violation issued (ECB, closed)

Construction

12/05/2001

Violation issued (DOB, closed)

VW*-VIOLATION - WORK W/O PERMIT DISMISSED

12/05/2001

Violation issued (ECB, closed)

Construction

Permit / Filing Register

Source	Work Type	Status	Applicant	Issued
DOB NOW	Sprinklers	Signed-off	Wiz Fire Sprinklers	06/16/2025
DOB NOW	Sprinklers	Signed-off	Wiz Fire Sprinklers	01/17/2025
BIS	—	ISSUED	Classic Builders	11/25/2024
BIS	PL	ISSUED	Orbit Plumbing & Heating	06/07/2024
BIS	—	ISSUED	Classic Builders	04/16/2024
BIS	—	ISSUED	Classic Builders	04/15/2024
BIS	EQ	ISSUED	Classic Builders	04/15/2024
BIS	EQ	ISSUED	1931 50th	08/11/2022
BIS	EQ	ISSUED	Y&L Interior	09/08/2020
BIS	—	ISSUED	Y&L Interior	09/08/2020
BIS	—	ISSUED	Y&L Interior	08/24/2020
BIS	—	ISSUED	AA Inspection & Building	12/27/2018
BIS	EQ	ISSUED	AA Inspection & Building	12/27/2018
BIS	—	ISSUED	AIG Builders	03/15/2018
BIS	—	ISSUED	AIG Builders	03/15/2018
BIS	EQ	ISSUED	AIG Builders	03/13/2018
BIS	CC	ISSUED	Borostar Mangement	01/04/2002
BIS	OT	ISSUED	Borostar Mangement	01/04/2002

3 projects · most recent 06/25/2025

General Wiring

Filed	Status	Contractor	Scope
06/25/2025	Complete	B.P. Electric	—
06/05/2025	Complete	B.P. Electric	General Wiring
04/11/2018	Complete	Martin Dorkin	—

▾Field Inspections (DOB CAP) — 3

Date	Type	Result	Report
06/22/2025	Certified Sprinkler-SP-Piping Dry/Wet-Hydrostatic Test	Certified	View ↗
05/09/2025	Certified Sprinkler-SP-Piping Dry/Wet-Hydrostatic Test	Certified	View ↗
05/08/2025	Certified Sprinkler-SP-Fixtures-Finish	Certified	View ↗

▾Documents — 203 on file (BIS + DOB NOW)

▸Plans & Drawings1

▸DOB NOWPlans/Sketch1

08/24/2026B01113558-I1Request digital key ↗

▸Applications & Permits57

▸BISWORK PERMIT APPLICATION34

11/29/2024321584610Open ↗

11/13/2024321584610Open ↗

06/07/2024321584610Open ↗

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▸BISPLAN / WORK APPROVAL APPLICATION21

09/17/2025321584610Open ↗

08/18/2025301285357Open ↗

06/11/2025321584610Open ↗

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▸BISPLAN - WORK & PERMITS - SUPPPORTING DOCUMENTATION1

05/10/2018321584610Open ↗

▸BISBPP-5 - Authorization to the Department of Transportation1

05/21/2018321584763Open ↗

▸Zoning, Tax Lot & Property Records7

▸BISZONING DIAGRAM2

08/29/2024321584610Open ↗

01/26/2018321584610Open ↗

▸BISVERIFY TAX LOT1

09/02/2025321584610Open ↗

▸BISADDRESS: NEW HOUSE NUMBER APPROVED1

05/08/2025321584610Open ↗

▸BISCO OBJ: VERIFY ADDRESS-TOPO STAMP1

05/08/2025321584610Open ↗

▸BISZONING EXHIBIT I: CERTIFICATION1

09/19/2017321584610Open ↗

▸BISZONING EXHIBIT III:DESC. & OWNRSHP.STMNT1

09/19/2017321584610Open ↗

▸Seals & Professional Certifications7

▸BISTECHNICAL REPORT: RESPONSIBILITY/CERTIFICATION6

03/15/2019321584610Open ↗

03/13/2018321584610Open ↗

01/30/2018321584610Open ↗

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▸DOB NOWDPL-1: Design Professional Seal & Signature1

08/13/2026B01113558-I1Open ↗

▸Trade Schedules & Equipment14

▸BISSCHEDULE B - PLUMBING7

04/22/2025321584610Open ↗

04/10/2025321584610Open ↗

11/15/2024321584610Open ↗

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▸BISSCHEDULE B - PLUMBING/SPRINKLER/STANDPIPE2

09/18/2017321584610Open ↗

06/15/2017321584610Open ↗

▸BISHVAC & SERVICE WATER HEATING SYSTEM CONTROLS1

09/04/2025321584610Open ↗

▸BISSPRINKLER SYSTEMS1

09/04/2025321584610Open ↗

▸BISDETECTOR:SMOKE-CERT. OF INSTALLATION1

09/02/2025321584610Open ↗

▸BISDETECTOR:CARBON MONOXIDE-CERT.OF INSTALL1

09/02/2025321584610Open ↗

▸BISEQUIPMENT USE APPLICATION/PERMIT1

01/07/2026321584610Open ↗

▸Safety & Tenant Protection12

▸BISEXCAVATION OR DEMOLITION: 5-DAY NOTICE4

03/13/2018321584610Open ↗

03/13/2018321584610Open ↗

03/13/2018321584610Open ↗

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▸BISSTREET TREE CHECKLIST4

01/07/2026321584610Open ↗

05/21/2018321584763Open ↗

07/20/2017321584763Open ↗

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▸BISDEMOLITION SUBMITTAL CERTIFICATION FORM2

03/13/2018321584610Open ↗

06/15/2017321584610Open ↗

▸BISSTREET TREE SIGNOFF1

09/02/2025321584610Open ↗

▸BISTenant Protection Plan and Notes1

12/14/2017321584610Open ↗

▸Environmental & Asbestos4

▸BISASBESTOS: CERTIFICATION (DEP ACP5)2

03/13/2018321584610Open ↗

01/17/2018321584610Open ↗

▸BISASBESTOS: WORK UNDER 1000 SQFT (DEP ACP7)1

01/30/2018321584610Open ↗

▸DOB NOWDEP ACP-20/ACP-21: Asbestos Project Conditional Completion Form/Asbestos Project Completion Form1

08/13/2026B01113558-I1Open ↗

▸Energy Compliance13

▸BISTECHNICAL REPORT: ENERGY CODE PROGRESS INSPS3

03/13/2018321584610Open ↗

01/30/2018321584610Open ↗

06/15/2017321584610Open ↗

▸BISTECHNICAL REPORT: ENERGY CODE - RESPONSIBILITY2

09/04/2025321584610Open ↗

07/31/2024321584610Open ↗

▸BISFENESTRATION U-FACTOR & PRODUCT RATING1

09/04/2025321584610Open ↗

▸BISFENESTRATION AREAS1

09/04/2025321584610Open ↗

▸BISINSULATION PLACEMENT & R VALUES1

09/04/2025321584610Open ↗

▸BISLIGHTING IN DWELLING UNITS1

09/04/2025321584610Open ↗

▸BISENERGY CODE COMPLIANCE INSPECTIONS1

09/04/2025321584610Open ↗

▸BISAS-BUILT ENERGY ANALYSIS (EN2)1

10/29/2025321584610Open ↗

▸BIS* HVAC INSULATION AND SEALING1

09/04/2025321584610Open ↗

▸BISELECTRICAL ENERGY CONSUMPTION1

09/04/2025321584610Open ↗

▸Inspections & Test Reports17

▸BISTECHNICAL REPORT: SOIL INSPECTION4

12/14/2017321584610Open ↗

12/14/2017321584610Open ↗

12/14/2017321584610Open ↗

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▸BISTECHNICAL REPORT: RESPONSIBILITY3

01/07/2026321584610Open ↗

09/04/2025321584610Open ↗

07/31/2024321584610Open ↗

▸BISTECHNICAL REPORT: CONCRETE/TEST CYLINDER2

10/07/2025321584610Open ↗

03/13/2018321584610Open ↗

▸BISSTRUCTURAL STABILITY - ALTERATIONS OF EXISTING BUILDINGS1

09/04/2025321584610Open ↗

▸BISFIRE-RESISTANT PENETRATIONS AND JOINTS (FIRESTOP)1

09/04/2025321584610Open ↗

▸BISFIRE-RESISTIVE RATED CONSTRUCTION1

09/04/2025321584610Open ↗

▸BISFOOTING AND FOUNDATION INSPECTION1

09/04/2025321584610Open ↗

▸BISSTRUCTURAL STEEL - WELDING1

09/04/2025321584610Open ↗

▸BISSUBGRADE INSP / SOILS-SITE PREP1

09/04/2025321584610Open ↗

▸BISMECHANICAL SYSTEMS1

01/07/2026321584610Open ↗

▸BISTECHNICAL REPORT: CONCRETE DESIGN MIX1

03/13/2018321584610Open ↗

▸Approvals, Objections & Sign-offs34

▸BISSUPERSEDING LETTER28

08/01/2024321584610Open ↗

04/22/2024321584610Open ↗

04/22/2024321584610Open ↗

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▸BISLETTERS - SUPPORTING DOCUMENTATION3

08/01/2024321584610Open ↗

06/21/2017321584610Open ↗

06/21/2017321584610Open ↗

▸BISSCHEDULE A - OCCUPANCY / USE2

08/22/2024321584610Open ↗

06/15/2017321584610Open ↗

▸BISMECHANICAL (MH) SIGNOFF1

01/07/2026321584610Open ↗

▸Cost, Insurance & Ownership2

▸BISCOST AFFIDAVIT2

01/30/2018321584610Open ↗

06/15/2017321584610Open ↗

▸Filing & Intake Forms16

▸BISADDITIONAL INFORMATION11

01/02/2026321584610Open ↗

10/07/2025321584610Open ↗

11/20/2024321584610Open ↗

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▸BISEFILING COVER SHEET3

12/28/2017321584610Open ↗

07/20/2017321584763Open ↗

06/15/2017321584610Open ↗

▸BISBOROUGH INTAKE FORM2

11/13/2024321584610Open ↗

04/09/2024321584610Open ↗

▸Other Documents6

▸BISUNDERPINNING (2014)1

09/04/2025321584610Open ↗

▸BISSTRUCTURAL COLD-FORMED STEEL1

09/04/2025321584610Open ↗

▸BISMAINTENANCE INFORMATION1

09/04/2025321584610Open ↗

▸BISPERMANENT CERTIFICATE1

09/04/2025321584610Open ↗

▸BISPROTECTION OF EXPOSED FOUNDATION INSULATION1

09/04/2025321584610Open ↗

▸BISPLOT DIAGRAM1

01/19/2018321584610Open ↗