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Two stories - detached, small or mid-size
1663 EAST 23 STREET
BROOKLYN · BIN 3182672
💬 Discuss this project
1925Year Built
2Stories
A1Building Class
R3-2Zoning
1,656 sfGross Floor Area
1Units
0 Open ViolationsFDNY Report ↗
Two stories - detached, small or mid-size · Owner of record: 1663 EAST 23 STREET LLC · 4,000 sf lot · 0.41 FAR built · Flood zone X
Locations of Work
Architecture
Roof1p · 1 filing · 17 docs
Cellar1p · 1 filing · 17 docs
Nothing on file for this building.
Building Lifecycle
All (39)Filed (5)Permit Issued (4)Signed Off (4)Violation (4)Inspection (5)Special Inspection (17)
10/21/2025
Signed off — Alteration
INTERIOR RENOVATION @ CEL, 1ST & 2ND FLOORS WITH HORIZONTAL ENLARGEMENT AT SECOND FLOOR ,FACADE, ROOF SHINGLES, PLYWOOD. RAFTERS,WINDOWS AND INTERIOR PARTIONS REPLACEMENT TO (2) STORY WITH CELLAR (1) ONE FAMILY, NO CHANGE IN USE, OCC OR EGRE
B01133412-I1
10/21/2025
Signed off — Alteration
SUBSEQUENT APPLICATION FILED HERWITH FOR PLUMBING WORK TYPE
B01074807-S1
09/11/2025
Inspection — Pass-Final PL - Up to 3 Requested Floors
Pass
View inspection ↗
08/28/2025
Filed — Alteration
SUBSEQUENT APPLICATION FILED HERWITH FOR PLUMBING WORK TYPE
B01074807-P1
08/28/2025
Special inspection requirement — Permanent certificate
MOHAMED MAHMOUD
08/28/2025
Special inspection requirement — HVAC-R and service water heating equipment
MOHAMED MAHMOUD
08/28/2025
Special inspection requirement — Maintenance information
MOHAMED MAHMOUD
08/28/2025
Special inspection requirement — Fire-Resistant Penetrations and Joints
MOHAMED MAHMOUD
08/28/2025
Special inspection requirement — Energy Code Compliance Inspections
MOHAMED MAHMOUD
08/28/2025
Special inspection requirement — HVAC-R and service water piping design and insulation
MOHAMED MAHMOUD
08/28/2025
Special inspection requirement — HVAC-R and service water heating system controls
MOHAMED MAHMOUD
08/26/2025
Special inspection requirement — Fire-Resistant Penetrations and Joints
MOHAMED MAHMOUD
08/26/2025
Special inspection requirement — Energy Code Compliance Inspections
MOHAMED MAHMOUD
08/26/2025
Special inspection requirement — HVAC-R and service water heating equipment
MOHAMED MAHMOUD
08/26/2025
Special inspection requirement — HVAC-R and service water piping design and insulation
MOHAMED MAHMOUD
08/26/2025
Special inspection requirement — Permanent certificate
MOHAMED MAHMOUD
08/26/2025
Special inspection requirement — Maintenance information
MOHAMED MAHMOUD
08/26/2025
Special inspection requirement — HVAC-R and service water heating system controls
MOHAMED MAHMOUD
08/14/2025
Inspection — Pass-Final PL - Up to 3 Requested Floors
Pass
View inspection ↗
08/08/2025
Signed off — Alteration
SUBSEQUENT APPLICATION FILED HERWITH FOR PLUMBING WORK TYPE
B01074807-I1
08/07/2025
Signed off — Alteration
B01098241-I1
03/28/2025
Violation issued (ECB, closed)
Unknown
03/28/2025
Violation issued (ECB, closed)
Construction
03/28/2025
Violation issued (ECB, closed)
Construction
03/19/2025
Permit issued — General Construction
B01133412-I1-GC
02/12/2025
Inspection — Certified Gas-Gas-Piping-Roughing
Certified
View inspection ↗
02/12/2025
Inspection — Certified Water and Sanitary-WS-Sanitary Piping-Roughing
Certified
View inspection ↗
02/05/2025
Inspection — Certified Water and Sanitary-WS-Sanitary Piping-Underground
Certified
View inspection ↗
01/31/2025
Permit issued — Plumbing
B01074807-S1-PL
01/24/2025
Filed — Alteration
SUBSEQUENT APPLICATION FILED HERWITH FOR PLUMBING WORK TYPE
B01074807-S1
10/31/2024
Filed — Alteration
INTERIOR RENOVATION @ CEL, 1ST & 2ND FLOORS WITH HORIZONTAL ENLARGEMENT AT SECOND FLOOR ,FACADE, ROOF SHINGLES, PLYWOOD. RAFTERS,WINDOWS AND INTERIOR PARTIONS REPLACEMENT TO (2) STORY WITH CELLAR (1) ONE FAMILY, NO CHANGE IN USE, OCC OR EGRE
B01133412-I1
08/28/2024
Permit issued — Construction Fence
B01098241-I1-FN
08/20/2024
Filed — Alteration
B01098241-I1
07/10/2024
Permit issued — General Construction
B01074807-I1-GC
07/02/2024
Filed — Alteration
SUBSEQUENT APPLICATION FILED HERWITH FOR PLUMBING WORK TYPE
B01074807-I1
07/01/2024
Special inspection requirement — Fire-Resistance Rated Construction
MOHAMED MAHMOUD
07/01/2024
Special inspection requirement — Energy Code Compliance Inspections
MOHAMED MAHMOUD
07/01/2024
Special inspection requirement — Final
Feng Zhang
07/20/1998
Violation issued (ECB, closed)
Construction
▾Owner History (Filing Record)
Companies and organizations named on filings. Individual owners are not shown.
OwnerFilingsMost Recent
BARUCH BUILDERS303/22/2026
▾Sales History (ACRIS)
DatePriceUnitSeller → Buyer$/sf
10/29/2025$3.0M—1663 EAST 23 STREET LLC → Private party$1,806/sf building
06/05/2024$1.6M—Private party → Private party$948/sf building
▾Design Consultants (Architect / Engineer of Record)
FirmFilingsMost Recent
FOCAL POINT ARCHITECTS & ASS.508/28/2025
▾Contractors (License-Anchored)
FirmTradeRolesMost Recent
BARUCH BUILDERS CORPGeneral Contractor507/08/2026
NESS MECHANICAL P & H INCPlumbing107/08/2026
▾Special Inspection Agencies
AgencyLicense #FilingsMost Recent
MSM ENGINEERING SERVICES,8449308/28/2025
Permit / Filing Register
SourceWork TypeStatusApplicantIssued
DOB NOWGeneral ConstructionSigned-offBARUCH BUILDERS CORP03/19/2025
DOB NOWPlumbingSigned-offNESS MECHANICAL P & H INC01/31/2025
DOB NOWConstruction FenceSigned-offBARUCH BUILDERS CORP08/28/2024
DOB NOWGeneral ConstructionSigned-offBARUCH BUILDERS CORP07/10/2024
BISMHISSUEDC SQUARE D INC11/18/1998
BISPLISSUEDH BRONNER & SON PLBG & HTG11/09/1998
BISOTISSUEDC SQUARE INC05/06/1998
▾Field Inspections (DOB CAP) — 5
DateTypeResultReport
09/11/2025Pass-Final PL - Up to 3 Requested FloorsPassView ↗
08/14/2025Pass-Final PL - Up to 3 Requested FloorsPassView ↗
02/12/2025Certified Gas-Gas-Piping-RoughingCertifiedView ↗
02/12/2025Certified Water and Sanitary-WS-Sanitary Piping-RoughingCertifiedView ↗
02/05/2025Certified Water and Sanitary-WS-Sanitary Piping-UndergroundCertifiedView ↗
▾Special Inspection Requirements (DOB NOW) — 17
DateRequirementInspectorRole
08/28/2025Permanent certificateMOHAMED MAHMOUDenergy_progress
08/28/2025HVAC-R and service water heating equipmentMOHAMED MAHMOUDenergy_progress
08/28/2025Maintenance informationMOHAMED MAHMOUDenergy_progress
08/28/2025Fire-Resistant Penetrations and JointsMOHAMED MAHMOUDspecial
08/28/2025Energy Code Compliance InspectionsMOHAMED MAHMOUDprogress
08/28/2025HVAC-R and service water piping design and insulationMOHAMED MAHMOUDenergy_progress
08/28/2025HVAC-R and service water heating system controlsMOHAMED MAHMOUDenergy_progress
08/26/2025Fire-Resistant Penetrations and JointsMOHAMED MAHMOUDspecial
08/26/2025Energy Code Compliance InspectionsMOHAMED MAHMOUDprogress
08/26/2025HVAC-R and service water heating equipmentMOHAMED MAHMOUDenergy_progress
08/26/2025HVAC-R and service water piping design and insulationMOHAMED MAHMOUDenergy_progress
08/26/2025Permanent certificateMOHAMED MAHMOUDenergy_progress
08/26/2025Maintenance informationMOHAMED MAHMOUDenergy_progress
08/26/2025HVAC-R and service water heating system controlsMOHAMED MAHMOUDenergy_progress
07/01/2024Fire-Resistance Rated ConstructionMOHAMED MAHMOUDprogress
07/01/2024Energy Code Compliance InspectionsMOHAMED MAHMOUDprogress
07/01/2024FinalFeng Zhangprogress
▾Documents — 33 on file (BIS + DOB NOW)
▸Plans & Drawings5
▸DOB NOWPlans/Sketch5
08/24/2026B01074807-P1Request digital key ↗
08/24/2026B01074807-S1Request digital key ↗
08/24/2026B01074807-I1Request digital key ↗
Showing 3 of 5 on file for this type
▸Applications & Permits3
▸BISPLAN / WORK APPROVAL APPLICATION3
10/23/2025300725437Open ↗
05/08/2024300725437Open ↗
05/08/2024300805779Open ↗
▸Zoning, Tax Lot & Property Records1
▸DOB NOWZD1: DOB Zoning Diagram1
08/13/2026B01133412-I1Open ↗
▸Seals & Professional Certifications13
▸DOB NOWProgress Inspector Seal & Signature6
09/01/2026B01074807-I1Open ↗
09/01/2026B01074807-I1Open ↗
08/23/2026B01074807-P1Open ↗
Showing 3 of 6 on file for this type
▸DOB NOWDPL-1: Design Professional Seal & Signature5
08/24/2026B01074807-P1Open ↗
08/24/2026B01074807-S1Open ↗
08/24/2026B01074807-I1Open ↗
Showing 3 of 5 on file for this type
▸DOB NOWSpecial Inspector Seal & Signature2
08/23/2026B01074807-P1Open ↗
08/23/2026B01074807-S1Open ↗
▸Environmental & Asbestos4
▸DOB NOWDEP ACP-5: Asbestos Assessment Report4
08/24/2026B01074807-S1Open ↗
08/24/2026B01074807-I1Open ↗
08/24/2026B01074807-P1Open ↗
Showing 3 of 4 on file for this type
▸Inspections & Test Reports2
▸BIS* FINAL INSPECTION DIRECTIVE 14 OF 19751
05/15/2024300805779Open ↗
▸BISTECHNICAL REPORT: RESPONSIBILITY1
05/15/2024300805779Open ↗
▸Approvals, Objections & Sign-offs1
▸BISCERTIFICATE OF OCCUPANCY/LOC: REQUEST1
05/17/2024300805779Open ↗
▸Other Documents4
▸BIS* VENT. SYS.-ENGINEER/INSTALLER 27-136,7791
05/15/2024300805779Open ↗
▸DOB NOWSite Survey: Initial1
08/13/2026B01133412-I1Open ↗
▸DOB NOWLocal Law 92/94 of 2019 Sustainable Roof Zone1
08/13/2026B01133412-I1Open ↗
▸DOB NOWPlot Diagram1
08/13/2026B01133412-I1Open ↗