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Primarily 2 family with 1 store or office
6323 20 AVENUE
BROOKLYN · BIN 3133254
💬 Discuss this project
1931Year Built
3Stories
S2Building Class
R5Zoning
3,990 sfGross Floor Area
3Units
10 Open Violations ▸
Primarily 2 family with 1 store or office · Owner of record: JRMJ REALTY HOLDINGS LLC · 1,900 sf lot · 2.1 FAR built · Flood zone X
Locations of Work
ArchitecturePlumbing
Permit Issued — active, not yet Signed-off
Floor 1Under Construction6p · 1 filing · 20 docs
CellarUnder Construction2p · 1 filing · 20 docs
1 job · most recent 09/11/2026
Heating and Air Conditioning Systems Ventilation Systems
FiledStatusContractorScopeMake / Model / Capacity
09/11/2026Permit IssuedJZ CONSTRUCTION GROUP INCHeating and Air Conditioning Systems, Ventilation Systems
Heat / Cool
Gree CAS24HP230V1R32AH 24,000 BTU · Vrf Indoor ×4
VIR24HP230V1R32AO 28,660 BTU · Condensing Unit ×4
Ventilation
Econ-Air EA-A2-20D OR EQUAL 5,000 CFM · Makeup Air ×2
EADU240H OR EQUAL 5,000 CFM · Kitchen Exhaust ×2
1 job · most recent 09/11/2026
Gas Water/Sanitary
FiledStatusContractorScope
09/11/2026Permit IssuedAMC PLBG, HTG & CLNG, INCGas, Water/Sanitary
1 job · most recent 09/21/2026
General Wiring
FiledStatusContractorScope
09/21/2026Permit IssuedJKL ELECTRIC LLCGeneral Wiring
Building Lifecycle
All (46)Filed (5)Permit Issued (3)Violation (12)Objection (6)Special Inspection (20)
09/11/2026
Filed — Alteration
Proposed renovation at partial 1st floor commercial space of eating & drinking establishment with partitions work and floor finishes as per plan. No change in use, egress, or occupancy.
B01386578-P1
09/04/2026
Special inspection requirement — Tenant Protection Plan Compliance
Xiong Wei Wu
09/04/2026
Special inspection requirement — Fire-Resistant Penetrations and Joints
Xiong Wei Wu
09/04/2026
Special inspection requirement — Energy Code Compliance Inspections
Jaeyoung Jang
09/04/2026
Special inspection requirement — Fire-Resistance Rated Construction
Jaeyoung Jang
09/04/2026
Special inspection requirement — Interior lighting power
Jaeyoung Jang
09/02/2026
Permit issued — Plumbing
B01386578-S1-PL
08/27/2026
Permit issued — General Construction
B01386578-I1-GC
08/25/2026
Filed — Alteration
Proposed renovation at partial 1st floor commercial space of eating & drinking establishment with partitions work and floor finishes as per plan. No change in use, egress, or occupancy.
B01386578-S2
08/25/2026
Special inspection requirement — Maintenance information
Yang Xu
08/25/2026
Special inspection requirement — Tenant Protection Plan Compliance
Yang Xu
08/25/2026
Special inspection requirement — Fire-Resistant Penetrations and Joints
Yang Xu
08/25/2026
Special inspection requirement — Energy Code Compliance Inspections
Yang Xu
08/25/2026
Special inspection requirement — Fire-Resistance Rated Construction
Yang Xu
08/25/2026
Special inspection requirement — Duct leakage testing, insulation and design
Yang Xu
08/25/2026
Special inspection requirement — Ventilation and air distribution system
Yang Xu
08/13/2026
Filed — Alteration
Proposed renovation at partial 1st floor commercial space of eating & drinking establishment with partitions work and floor finishes as per plan. No change in use, egress, or occupancy.
B01386578-I1
08/13/2026
Filed — Alteration
Proposed renovation at partial 1st floor commercial space of eating & drinking establishment with partitions work and floor finishes as per plan. No change in use, egress, or occupancy.
B01386578-S1
08/13/2026
Special inspection requirement — Fire-Resistance Rated Construction
Jaeyoung Jang
08/13/2026
Special inspection requirement — Interior lighting power
Jaeyoung Jang
08/13/2026
Special inspection requirement — Fire-Resistant Penetrations and Joints
Xiong Wei Wu
08/13/2026
Special inspection requirement — Tenant Protection Plan Compliance
Xiong Wei Wu
08/13/2026
Special inspection requirement — Energy Code Compliance Inspections
Jaeyoung Jang
08/03/2026
Special inspection requirement — Final
Yang Xu
08/03/2026
Special inspection requirement — Mechanical Systems
Yang Xu
06/16/2026
Permit issued — General Construction
B01368705-I1-GC
03/23/2026
Objection raised — Admin
03/23/2026
Objection resolved — Addressed
03/23/2026
Objection raised — Scope
03/23/2026
Objection resolved — Addressed
03/23/2026
Objection raised — Structural
03/23/2026
Objection resolved — Addressed
03/23/2026
Special inspection requirement — Concrete - Cast-In-Place
Xiong Wei Wu
03/16/2026
Filed — Alteration
Filed to address ECB violation#34634197Z, remove existing curb cut at front of the building (64th Street) to restore the drop curb back to legal condition as per plan. No change in use, egress or occupancy.
B01368705-I1
03/13/2008
Violation issued (ECB, closed)
Construction
05/28/2004
Violation issued (HPD, open)
B
05/28/2004
Violation issued (HPD, open)
A
05/28/2004
Violation issued (HPD, open)
B
05/28/2004
Violation issued (HPD, open)
B
05/28/2004
Violation issued (HPD, open)
A
05/28/2004
Violation issued (HPD, open)
B
05/03/2004
Violation issued (HPD, open)
B
05/03/2004
Violation issued (HPD, open)
B
05/03/2004
Violation issued (HPD, open)
B
08/04/2003
Violation issued (ECB, closed)
Zoning
01/10/2002
Violation issued (HPD, open)
B
▾Design Consultants (Architect / Engineer of Record)
FirmFilingsMost Recent
CLIP ARCHITECTS409/11/2026
CHK PLUS INC108/25/2026
▾Contractors (License-Anchored)
FirmTradeRolesMost Recent
JZ CONSTRUCTION GROUP INCGeneral Contractor208/30/2026
AMC PLBG, HTG & CLNG, INCPlumbing109/07/2026
▾Special Inspection Agencies
AgencyLicense #FilingsMost Recent
GREAT WALL CONSULTANT P.E5633409/11/2026
CHK PLUS INC.9667108/25/2026
Permit / Filing Register
SourceWork TypeStatusApplicantIssued
DOB NOWPlumbingPermit IssuedAMC PLBG, HTG & CLNG, INC09/02/2026
DOB NOWGeneral ConstructionPermit IssuedJZ CONSTRUCTION GROUP INC08/27/2026
DOB NOWGeneral ConstructionPermit IssuedJZ CONSTRUCTION GROUP INC06/16/2026
▾Special Inspection Requirements (DOB NOW) — 20
DateRequirementInspectorRole
09/04/2026Tenant Protection Plan ComplianceXiong Wei Wuspecial
09/04/2026Fire-Resistant Penetrations and JointsXiong Wei Wuspecial
09/04/2026Energy Code Compliance InspectionsJaeyoung Jangprogress
09/04/2026Fire-Resistance Rated ConstructionJaeyoung Jangprogress
09/04/2026Interior lighting powerJaeyoung Jangenergy_progress
08/25/2026Maintenance informationYang Xuenergy_progress
08/25/2026Tenant Protection Plan ComplianceYang Xuspecial
08/25/2026Fire-Resistant Penetrations and JointsYang Xuspecial
08/25/2026Energy Code Compliance InspectionsYang Xuprogress
08/25/2026Fire-Resistance Rated ConstructionYang Xuprogress
08/25/2026Duct leakage testing, insulation and designYang Xuenergy_progress
08/25/2026Ventilation and air distribution systemYang Xuenergy_progress
08/13/2026Fire-Resistance Rated ConstructionJaeyoung Jangprogress
08/13/2026Interior lighting powerJaeyoung Jangenergy_progress
08/13/2026Fire-Resistant Penetrations and JointsXiong Wei Wuspecial
08/13/2026Tenant Protection Plan ComplianceXiong Wei Wuspecial
08/13/2026Energy Code Compliance InspectionsJaeyoung Jangprogress
08/03/2026FinalYang Xuprogress
08/03/2026Mechanical SystemsYang Xuspecial
03/23/2026Concrete - Cast-In-PlaceXiong Wei Wuspecial
▾Documents — 31 on file (BIS + DOB NOW)
▸Plans & Drawings3
▸DOB NOWPlans/Sketch3
08/16/2026B01386578-S1Request digital key ↗
08/16/2026B01386578-S2Request digital key ↗
08/16/2026B01386578-I1Request digital key ↗
▸Seals & Professional Certifications22
▸DOB NOWProgress Inspector Seal & Signature9
09/23/2026B01386578-P1Open ↗
09/23/2026B01386578-P3Open ↗
09/23/2026B01386578-P3Open ↗
Showing 3 of 9 on file for this type
▸DOB NOWSpecial Inspector Seal & Signature7
09/23/2026B01386578-P2Open ↗
09/23/2026B01386578-P3Open ↗
09/23/2026B01386578-P2Open ↗
Showing 3 of 7 on file for this type
▸DOB NOWDPL-1: Design Professional Seal & Signature6
09/27/2026B01386578-S2Open ↗
09/27/2026B01386578-P3Open ↗
09/27/2026B01386578-P1Open ↗
Showing 3 of 6 on file for this type
▸Environmental & Asbestos6
▸DOB NOWDEP ACP-5: Asbestos Assessment Report6
09/27/2026B01386578-S2Open ↗
09/27/2026B01386578-P2Open ↗
09/27/2026B01386578-P1Open ↗
Showing 3 of 6 on file for this type