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Miscellaneous one family
423 12 STREET
BROOKLYN · BIN 3026301
💬 Discuss this project
1885Year Built
3Stories
A9Building Class
R6BZoning
2,016 sfGross Floor Area
1Units
0 Open ViolationsFDNY Report ↗
Miscellaneous one family · 1,650 sf lot · 1.22 FAR built · Flood zone X
Locations of Work
No floor-level scope or drawing coverage on file for this building.
▾Sales History (ACRIS)
DatePriceUnitSeller → Buyer$/sf
01/09/2020$2.9M—— → —$1,451/sf building
▾Design Consultants (Architect / Engineer of Record)
FirmFilingsMost Recent
FORTY SEVENTY-THREE, LLC407/15/2024
▾Filing Representatives (Expediters)
RepresentativeFilingsMost Recent
JENNY FLORES EXPEDITING403/21/2026
▾Contractors (License-Anchored)
FirmTradeRolesMost Recent
KENNEDY CONSTRUCTION SERVGeneral Contractor603/21/2026
DJC CORPPlumbing107/08/2026
NICE PLUMBING CORPPlumbing107/08/2026
▾Special Inspection Agencies
AgencyLicense #FilingsMost Recent
WINTON GROUP ARCHITECTURE4343207/15/2024
Building Lifecycle
All (34)Filed (2)Permit Issued (4)Signed Off (2)Violation (2)Inspection (2)Objection (2)Special Inspection (20)
05/21/2025
Signed off — Alteration
HEREBY FILING FOR INTERIOR RENOVATION OF A 3-STORY & CELLAR TOWNHOUSE. NEW PLUMBING & ELECTRICAL WORK. NO PARTIONS AND RELOCATED MECHANICAL WORK. NO CHANGE IN USE, OCCUPANCY OR EGRESS.
B01077529-S1
05/14/2025
Inspection — Certified Water and Sanitary-WS-Fixtures-Finish
Certified
View inspection ↗
05/08/2025
Signed off — Alteration
HEREBY FILING FOR INTERIOR RENOVATION OF A 3-STORY & CELLAR TOWNHOUSE. NEW PLUMBING & ELECTRICAL WORK. NO PARTIONS AND RELOCATED MECHANICAL WORK. NO CHANGE IN USE, OCCUPANCY OR EGRESS.
B01077529-I1
11/13/2024
Permit issued — Plumbing
B01077529-S1-PL
09/09/2024
Inspection — Certified Water and Sanitary-WS-Sanitary Piping-Roughing
Certified
View inspection ↗
09/03/2024
Permit issued — Plumbing
B01077529-S1-PL
08/13/2024
Permit issued — Mechanical Systems
B01077529-I1-GC-CX
08/06/2024
Objection resolved — Addressed
07/26/2024
Permit issued — General Construction
B01077529-I1-GC-CX
07/24/2024
Objection raised — Other
07/15/2024
Filed — Alteration
HEREBY FILING FOR INTERIOR RENOVATION OF A 3-STORY & CELLAR TOWNHOUSE. NEW PLUMBING & ELECTRICAL WORK. NO PARTIONS AND RELOCATED MECHANICAL WORK. NO CHANGE IN USE, OCCUPANCY OR EGRESS.
B01077529-S1
07/15/2024
Filed — Alteration
HEREBY FILING FOR INTERIOR RENOVATION OF A 3-STORY & CELLAR TOWNHOUSE. NEW PLUMBING & ELECTRICAL WORK. NO PARTIONS AND RELOCATED MECHANICAL WORK. NO CHANGE IN USE, OCCUPANCY OR EGRESS.
B01077529-I1
07/08/2024
Special inspection requirement — Final
NICHOLAS BROWN
07/08/2024
Special inspection requirement — HVAC-R and service water piping design and insulation
NICHOLAS BROWN
07/08/2024
Special inspection requirement — HVAC-R and service water heating equipment
NICHOLAS BROWN
07/08/2024
Special inspection requirement — HVAC-R and service water heating system controls
NICHOLAS BROWN
07/08/2024
Special inspection requirement — Lighting in dwelling units
NICHOLAS BROWN
07/08/2024
Special inspection requirement — Fire-Resistant Penetrations and Joints
Vladimir Kaushansky
07/08/2024
Special inspection requirement — Energy Code Compliance Inspections
NICHOLAS BROWN
07/08/2024
Special inspection requirement — Energy Code Compliance Inspections
NICHOLAS BROWN
07/08/2024
Special inspection requirement — Mechanical Systems
Vladimir Kaushansky
07/08/2024
Special inspection requirement — Fire-Resistant Penetrations and Joints
Vladimir Kaushansky
07/01/2024
Special inspection requirement — HVAC-R and service water heating system controls
06/25/2024
Special inspection requirement — Energy Code Compliance Inspections
06/25/2024
Special inspection requirement — Mechanical Systems
06/25/2024
Special inspection requirement — Energy Code Compliance Inspections
06/25/2024
Special inspection requirement — Final
06/25/2024
Special inspection requirement — HVAC-R and service water heating equipment
06/25/2024
Special inspection requirement — HVAC-R and service water piping design and insulation
06/25/2024
Special inspection requirement — Lighting in dwelling units
06/25/2024
Special inspection requirement — Fire-Resistant Penetrations and Joints
06/25/2024
Special inspection requirement — Fire-Resistant Penetrations and Joints
06/28/2022
Violation issued (DOB, closed)
V*-DOB VIOLATION - DISMISSED
06/03/2006
Violation issued (HPD, closed)
B
Permit / Filing Register
SourceWork TypeStatusApplicantIssued
DOB NOWPlumbingSigned-offNICE PLUMBING CORP11/13/2024
DOB NOWPlumbingSigned-offDJC CORP09/03/2024
DOB NOWMechanical SystemsSigned-offKENNEDY CONSTRUCTION SERV08/13/2024
DOB NOWGeneral ConstructionSigned-offKENNEDY CONSTRUCTION SERV07/26/2024
BISPLISSUEDBEST PBG HTG & COOL INC04/06/2011
BISPLISSUEDBEST PBG HTG & COOL INC12/11/2009
1 project
Ventilation Systems
FiledStatusContractorScopeMake / Model / Capacity
———Ventilation Systems
Ventilation
__Junk__ ×1
1 project
Water/Sanitary
FiledStatusContractorScope
———Water/Sanitary
1 project · most recent 08/05/2024
General Wiring
FiledStatusContractorScope
08/05/2024CompleteMOMERN ELECT'L CONTRS INCGeneral Wiring
▾Field Inspections (DOB CAP) — 2
DateTypeResultReport
05/14/2025Certified Water and Sanitary-WS-Fixtures-FinishCertifiedView ↗
09/09/2024Certified Water and Sanitary-WS-Sanitary Piping-RoughingCertifiedView ↗
▾Special Inspection Requirements (DOB NOW) — 20
DateRequirementInspectorRole
07/08/2024FinalNICHOLAS BROWNprogress
07/08/2024HVAC-R and service water piping design and insulationNICHOLAS BROWNenergy_progress
07/08/2024HVAC-R and service water heating equipmentNICHOLAS BROWNenergy_progress
07/08/2024HVAC-R and service water heating system controlsNICHOLAS BROWNenergy_progress
07/08/2024Lighting in dwelling unitsNICHOLAS BROWNenergy_progress
07/08/2024Fire-Resistant Penetrations and JointsVladimir Kaushanskyspecial
07/08/2024Energy Code Compliance InspectionsNICHOLAS BROWNprogress
07/08/2024Energy Code Compliance InspectionsNICHOLAS BROWNprogress
07/08/2024Mechanical SystemsVladimir Kaushanskyspecial
07/08/2024Fire-Resistant Penetrations and JointsVladimir Kaushanskyspecial
07/01/2024HVAC-R and service water heating system controls—energy_progress
06/25/2024Energy Code Compliance Inspections—progress
06/25/2024Mechanical Systems—special
06/25/2024Energy Code Compliance Inspections—progress
06/25/2024Final—progress
06/25/2024HVAC-R and service water heating equipment—energy_progress
06/25/2024HVAC-R and service water piping design and insulation—energy_progress
06/25/2024Lighting in dwelling units—energy_progress
06/25/2024Fire-Resistant Penetrations and Joints—special
06/25/2024Fire-Resistant Penetrations and Joints—special
▾Documents — 45 on file (BIS + DOB NOW)
▸Plans & Drawings4
▸DOB NOWPlans/Sketch4
09/03/2026B01071685-I1Request digital key ↗
09/03/2026B01071685-S1Request digital key ↗
08/24/2026B01077529-S1Request digital key ↗
Showing 3 of 4 on file for this type
▸Applications & Permits11
▸DOB NOWLPC Approval/Permit4
08/13/2026B01077529-I1Open ↗
08/13/2026B01071685-I1Open ↗
08/13/2026B01071685-S1Open ↗
Showing 3 of 4 on file for this type
▸BISPLAN / WORK APPROVAL APPLICATION3
09/21/2010320075538Open ↗
10/20/2009320075538Open ↗
09/25/2009320075538Open ↗
▸BISWORK PERMIT APPLICATION3
04/08/2011320075538Open ↗
12/11/2009320075538Open ↗
10/29/2009320075538Open ↗
▸BISCERTIFICATE OF OCCUPANCY: APPLICATION1
10/05/2010320075538Open ↗
▸Seals & Professional Certifications14
▸DOB NOWProgress Inspector Seal & Signature7
09/27/2026B01077529-I1Open ↗
09/27/2026B01077529-I1Open ↗
09/27/2026B01077529-I1Open ↗
Showing 3 of 7 on file for this type
▸DOB NOWSpecial Inspector Seal & Signature3
09/27/2026B01077529-I1Open ↗
09/27/2026B01077529-I1Open ↗
08/28/2026B01077529-S1Open ↗
▸BISTECHNICAL REPORT: RESPONSIBILITY/CERTIFICATION2
06/06/2011320075538Open ↗
09/25/2009320075538Open ↗
▸DOB NOWDPL-1: Design Professional Seal & Signature2
08/24/2026B01077529-I1Open ↗
08/24/2026B01077529-S1Open ↗
▸Trade Schedules & Equipment3
▸BISSCHEDULE B - PLUMBING3
09/21/2010320075538Open ↗
10/23/2009320075538Open ↗
09/25/2009320075538Open ↗
▸Safety & Tenant Protection1
▸BISSTREET TREE CHECKLIST1
09/25/2009320075538Open ↗
▸Environmental & Asbestos2
▸DOB NOWDEP ACP-5: Asbestos Assessment Report2
08/24/2026B01077529-I1Open ↗
08/24/2026B01077529-S1Open ↗
▸Approvals, Objections & Sign-offs4
▸BISCERTIFICATE OF OCCUPANCY/LOC: REQUEST2
06/06/2011320075538Open ↗
06/06/2011320075538Open ↗
▸BISSCHEDULE A - OCCUPANCY / USE1
09/25/2009320075538Open ↗
▸BISADMINISTRATIVE OBJECTIONS1
09/25/2009320075538Open ↗
▸Cost, Insurance & Ownership2
▸BISCOST AFFIDAVIT2
06/06/2011320075538Open ↗
09/25/2009320075538Open ↗
▸Filing & Intake Forms3
▸BISADDITIONAL INFORMATION2
06/06/2011320075538Open ↗
09/27/2010320075538Open ↗
▸BISEFILING COVER SHEET1
09/25/2009320075538Open ↗
▸Other Documents1
▸BISPLOT DIAGRAM1
09/25/2009320075538Open ↗