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Two family converted from one family
1263 EAST 9 STREET
BROOKLYN · Mapleton-Midwood (West) · BIN 3171968
💬 Discuss this project
1920Year Built
2Stories
B3Building Class
R5Zoning
3,864 sfGross Floor Area
2Units
2 Open Violations ▸FDNY Report ↗
Two family converted from one family · 4,700 sf lot · 0.82 FAR built · Flood zone X
Locations of Work
ArchitectureStructuralMechanicalPlumbingCivilGeneralOther
Permit Issued — active, not yet Signed-off
AtticUnder Construction9p · 1 filing · 20 docs
Floor 3Under Construction38p · 1 filing · 20 docs
Floor 2Under Construction48p · 1 filing · 20 docs
Floor 1Under Construction47p · 1 filing · 20 docs
CellarUnder Construction48p · 1 filing · 20 docs
Site & exteriorUnder Construction64p · 1 filing · 20 docs
▾Owner History (Filing Record)
Companies and organizations named on filings. Individual owners are not shown.
OwnerFilingsMost Recent
TFJ CONTRACTING203/22/2026
▾Sales History (ACRIS)
DatePriceUnitSeller → Buyer$/sf
06/14/2017$995K—— → —$258/sf building
▾Design Consultants (Architect / Engineer of Record)
FirmFilingsMost Recent
Q & F CONSTRUCTION INC.308/05/2026
MSM ENGINEERING SERVICES, PLLC601/05/2026
▾Filing Representatives (Expediters)
RepresentativeFilingsMost Recent
MISTER EXPEDITER703/21/2026
▾Contractors (License-Anchored)
FirmTradeRolesMost Recent
TFJ CONTRACTING LLCGeneral Contractor1007/08/2026
B&B MECH PLBG & HTG LLCPlumbing106/28/2026
▾Special Inspection Agencies
AgencyLicense #FilingsMost Recent
MSM ENGINEERING SERVICES,8449608/05/2026
AA BUILDING & INSPECTION1519207/15/2024
Building Lifecycle
All (113)Filed (9)Permit Issued (7)Signed Off (2)Violation (2)Inspection (8)Objection (55)Special Inspection (30)
08/27/2026
Signed off — ALT-CO - New Building with Existing Elements to Remain
SUBSEQUENT APPLICATION FILED HEREWITH FOR PLUMBING WORK TYPE TO PROPOSE NEW PLUMBING FIXTURES AND WATER & SEWER PIPES, IN CONJUNCTION TO ALT JOB B00870096-I1.
B00870096-S2
08/11/2026
Signed off — ALT-CO - New Building with Existing Elements to Remain
SUBSEQUENT APPLICATION FILED HEREWITH FOR PLUMBING WORK TYPE TO PROPOSE NEW PLUMBING FIXTURES AND WATER & SEWER PIPES, IN CONJUNCTION TO ALT JOB B00870096-I1.
B00870096-S3
08/07/2026
Special inspection requirement — Fire-Resistant Penetrations and Joints
MOHAMED MAHMOUD
08/07/2026
Special inspection requirement — Energy Code Compliance Inspections
MOHAMED MAHMOUD
08/05/2026
Filed — ALT-CO - New Building with Existing Elements to Remain
SUBSEQUENT APPLICATION FILED HEREWITH FOR PLUMBING WORK TYPE TO PROPOSE NEW PLUMBING FIXTURES AND WATER & SEWER PIPES, IN CONJUNCTION TO ALT JOB B00870096-I1.
B00870096-P3
06/23/2026
Filed — ALT-CO - New Building with Existing Elements to Remain
SUBSEQUENT APPLICATION FILED HEREWITH FOR PLUMBING WORK TYPE TO PROPOSE NEW PLUMBING FIXTURES AND WATER & SEWER PIPES, IN CONJUNCTION TO ALT JOB B00870096-I1.
B00870096-P2
06/09/2026
Objection raised — Admin
06/09/2026
Objection raised — Admin
06/09/2026
Objection raised — Scope
06/09/2026
Objection raised — Other
06/08/2026
Permit issued — General Construction
B00870096-I1-GC
06/05/2026
Permit issued — Construction Fence
B00870096-S1-FN
05/28/2026
Objection resolved — Resolved
04/08/2026
Inspection — Certified Water and Sanitary-WS-Sanitary Piping-Underground
Certified
View inspection ↗
03/23/2026
Permit issued — Support of Excavation
B00870096-S3-SE
03/04/2026
Permit issued — Structural
B00870096-S2-ST
02/09/2026
Objection resolved — Addressed
01/30/2026
Objection resolved — Addressed
01/20/2026
Objection raised — Zoning
01/20/2026
Objection raised — Scope
01/08/2026
Violation issued (ECB, open)
Construction
01/08/2026
Violation issued (ECB, open)
Construction
01/05/2026
Filed — ALT-CO - New Building with Existing Elements to Remain
SUBSEQUENT APPLICATION FILED HEREWITH FOR PLUMBING WORK TYPE TO PROPOSE NEW PLUMBING FIXTURES AND WATER & SEWER PIPES, IN CONJUNCTION TO ALT JOB B00870096-I1.
B00870096-S6
12/01/2025
Inspection — Certified Water and Sanitary-WS-Sanitary Piping-Underground
Certified
View inspection ↗
10/24/2025
Inspection — Certified Water and Sanitary-WS-Sanitary Piping-Underground
Certified
View inspection ↗
10/24/2025
Inspection — Pass-Final PL - Underground
Pass
View inspection ↗
09/29/2025
Inspection — Certified Water and Sanitary-WS-Sanitary Piping-Roughing
Certified
View inspection ↗
09/25/2025
Inspection — Certified Water and Sanitary-WS-Sanitary Piping-Underground
Certified
View inspection ↗
09/17/2025
Inspection — Certified Storm Drainage-ST-Piping-Underground
Certified
View inspection ↗
09/12/2025
Permit issued — Plumbing
B00870096-S5-PL
09/10/2025
Filed — ALT-CO - New Building with Existing Elements to Remain
SUBSEQUENT APPLICATION FILED HEREWITH FOR PLUMBING WORK TYPE TO PROPOSE NEW PLUMBING FIXTURES AND WATER & SEWER PIPES, IN CONJUNCTION TO ALT JOB B00870096-I1.
B00870096-S5
05/20/2025
Permit issued — General Construction
B00870096-I1-GC
05/12/2025
Permit issued — Construction Fence
B00870096-S1-FN
03/05/2025
Inspection — Certified Water and Sanitary-WS-Sanitary Piping-Roughing
Certified
View inspection ↗
07/22/2024
Objection resolved — Addressed
07/16/2024
Objection raised — Other
07/15/2024
Filed — ALT-CO - New Building with Existing Elements to Remain
SUBSEQUENT APPLICATION FILED HEREWITH FOR PLUMBING WORK TYPE TO PROPOSE NEW PLUMBING FIXTURES AND WATER & SEWER PIPES, IN CONJUNCTION TO ALT JOB B00870096-I1.
B00870096-S3
07/15/2024
Objection resolved — Addressed
07/15/2024
Objection resolved — Addressed
07/15/2024
Objection resolved — Addressed
07/15/2024
Special inspection requirement — Subgrade Inspections
Younes Abouyaala
03/26/2024
Objection resolved — Addressed
03/20/2024
Objection raised — Other
02/08/2024
Objection resolved — Addressed
12/21/2023
Objection resolved — Addressed
10/24/2023
Objection resolved — Addressed
10/24/2023
Objection resolved — Addressed
10/24/2023
Objection resolved — Addressed
10/16/2023
Objection resolved — Addressed
10/04/2023
Objection raised — Other
09/28/2023
Objection raised — Zoning
09/28/2023
Objection raised — Zoning
09/28/2023
Objection raised — Zoning
09/22/2023
Objection resolved — Addressed
09/08/2023
Objection resolved — Addressed
09/05/2023
Objection raised — Admin
09/05/2023
Objection raised — Structural
09/05/2023
Objection raised — Structural
09/05/2023
Objection raised — Scope
09/05/2023
Objection raised — Structural
Latest 60 of 113 events.
Permit / Filing Register
SourceWork TypeStatusApplicantIssued
DOB NOWGeneral ConstructionPermit IssuedTFJ CONTRACTING LLC06/08/2026
DOB NOWConstruction FencePermit IssuedTFJ CONTRACTING LLC06/05/2026
DOB NOWSupport of ExcavationSigned-offTFJ CONTRACTING LLC03/23/2026
DOB NOWStructuralSigned-offTFJ CONTRACTING LLC03/04/2026
DOB NOWPlumbingPermit IssuedTARGET PIPING NY LLC09/12/2025
DOB NOWGeneral ConstructionPermit IssuedTFJ CONTRACTING LLC05/20/2025
DOB NOWConstruction FencePermit IssuedTFJ CONTRACTING LLC05/12/2025
1 project · most recent 08/05/2026
Gas Storm Water/Sanitary
FiledStatusContractorScope
08/05/2026Permit IssuedB&B MECH PLBG & HTG LLCGas, Storm, Water/Sanitary
1 project · most recent 04/21/2026
General Wiring
FiledStatusContractorScope
04/21/2026Permit IssuedFABCO ELECTRICAL CONT.INCGeneral Wiring
1 project · most recent 08/05/2026
Wood
FiledStatusContractorScope
08/05/2026Permit IssuedTFJ CONTRACTING LLCWood
1 project · most recent 08/05/2026
Fence
FiledStatusContractorScope
08/05/2026Permit IssuedTFJ CONTRACTING LLCFence
▾Field Inspections (DOB CAP) — 8
DateTypeResultReport
04/08/2026Certified Water and Sanitary-WS-Sanitary Piping-UndergroundCertifiedView ↗
12/01/2025Certified Water and Sanitary-WS-Sanitary Piping-UndergroundCertifiedView ↗
10/24/2025Certified Water and Sanitary-WS-Sanitary Piping-UndergroundCertifiedView ↗
10/24/2025Pass-Final PL - UndergroundPassView ↗
09/29/2025Certified Water and Sanitary-WS-Sanitary Piping-RoughingCertifiedView ↗
09/25/2025Certified Water and Sanitary-WS-Sanitary Piping-UndergroundCertifiedView ↗
09/17/2025Certified Storm Drainage-ST-Piping-UndergroundCertifiedView ↗
03/05/2025Certified Water and Sanitary-WS-Sanitary Piping-RoughingCertifiedView ↗
▾Special Inspection Requirements (DOB NOW) — 30
DateRequirementInspectorRole
08/07/2026Fire-Resistant Penetrations and JointsMOHAMED MAHMOUDspecial
08/07/2026Energy Code Compliance InspectionsMOHAMED MAHMOUDprogress
07/15/2024Subgrade InspectionsYounes Abouyaalaspecial
08/21/2023Wood – Prefabricated I-JoistsYounes Abouyaalaspecial
08/01/2023Air barrier - visual inspectionMOHAMED MAHMOUDenergy_progress
08/01/2023Electric vehicle service equipment requirementsMOHAMED MAHMOUDenergy_progress
08/01/2023Air barrier — testing MOHAMED MAHMOUDenergy_progress
08/01/2023Permanent certificateMOHAMED MAHMOUDenergy_progress
07/24/2023Structural Wood FrameMOHAMED MAHMOUDprogress
07/24/2023Subgrade InspectionsYounes Abouyaalaspecial
07/24/2023Concrete - Cast-In-PlaceMOHAMED MAHMOUDspecial
07/24/2023Excavations - Sheeting, Shoring, and BracingMOHAMED MAHMOUDspecial
07/05/2023Structural Stability – Alterations of existing buildings—special
07/05/2023Structural Stability – Alterations of existing buildingsMOHAMED MAHMOUDspecial
07/05/2023Structural Stability – Alterations of existing buildingsMOHAMED MAHMOUDspecial
06/20/2023Footing and Foundation—progress
06/20/2023FinalNAVEEN KUMARprogress
06/20/2023Final—progress
05/08/2023Insulation placement and R valuesMOHAMED MAHMOUDenergy_progress
05/08/2023Fenestration and door U-factor and product ratingsMOHAMED MAHMOUDenergy_progress
05/08/2023Maintenance informationMOHAMED MAHMOUDenergy_progress
05/08/2023Fenestration air leakageMOHAMED MAHMOUDenergy_progress
05/08/2023Interior lighting powerMOHAMED MAHMOUDenergy_progress
05/08/2023Concrete - Cast-In-PlaceMOHAMED MAHMOUDspecial
05/08/2023Fire-Resistance Rated ConstructionMOHAMED MAHMOUDprogress
Latest 25 of 30.
▾Documents — 60 on file (BIS + DOB NOW)
▸Plans & Drawings10
▸DOB NOWPlans/Sketch10
08/19/2026B00870096-S2Request digital key ↗
08/19/2026B00870096-S1Request digital key ↗
08/19/2026B00870096-I1Request digital key ↗
Showing 3 of 10 on file for this type
▸Zoning, Tax Lot & Property Records4
▸DOB NOWZoning Exhibit form (1-5)2
08/13/2026B00870096-P1Open ↗
08/13/2026B00870096-I1Open ↗
▸DOB NOWZD1: DOB Zoning Diagram2
08/13/2026B00870096-P1Open ↗
08/13/2026B00870096-I1Open ↗
▸Seals & Professional Certifications25
▸DOB NOWDPL-1: Design Professional Seal & Signature10
08/19/2026B00870096-S3Open ↗
08/19/2026B00870096-S2Open ↗
08/19/2026B00870096-S1Open ↗
Showing 3 of 10 on file for this type
▸DOB NOWSpecial Inspector Seal & Signature8
09/27/2026B00870096-P1Open ↗
09/01/2026B00870096-S3Open ↗
09/01/2026B00870096-S3Open ↗
Showing 3 of 8 on file for this type
▸DOB NOWProgress Inspector Seal & Signature7
09/27/2026B00870096-P1Open ↗
09/27/2026B00870096-P1Open ↗
08/28/2026B00870096-I1Open ↗
Showing 3 of 7 on file for this type
▸Trade Schedules & Equipment1
▸DOB NOWDEP: Sewer Certification (Sanitary/Storm)1
08/13/2026B00870096-I1Open ↗
▸Safety & Tenant Protection1
▸DOB NOWParks Department Acknowledgment Letter for Street Trees Plan1
08/13/2026B00870096-I1Open ↗
▸Environmental & Asbestos10
▸DOB NOWDEP ACP-5: Asbestos Assessment Report10
08/19/2026B00870096-S3Open ↗
08/19/2026B00870096-S2Open ↗
08/19/2026B00870096-S1Open ↗
Showing 3 of 10 on file for this type
▸Inspections & Test Reports2
▸DOB NOWGeotechnical Report (BC 1803.6)2
08/13/2026B00870096-S3Open ↗
08/13/2026B00870096-S4Open ↗
▸Other Documents7
▸DOB NOWSite Survey: Initial2
08/13/2026B00870096-P1Open ↗
08/13/2026B00870096-I1Open ↗
▸DOB NOWLocal Law 92/94 of 2019 Sustainable Roof Zone2
08/13/2026B00870096-P1Open ↗
08/13/2026B00870096-I1Open ↗
▸DOB NOWProperty Ownership Certification2
08/19/2026B00870096-I1Open ↗
08/19/2026B00870096-P1Open ↗
▸DOB NOWAdjoining Owners Notification1
08/19/2026B00870096-S3Open ↗