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One family attached or semi-detached
21-20 81 STREET
QUEENS · BIN 4021705
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1950Year Built
2Stories
A5Building Class
R4Zoning
1,224 sfGross Floor Area
1Units
One family attached or semi-detached · 1,800 sf lot · 0.68 FAR built · Flood zone X
Locations of Work
No floor-level scope or drawing coverage on file for this building.
▾Owner History (Filing Record)
Companies and organizations named on filings. Individual owners are not shown.
OwnerFilingsMost Recent
34-41 LIC307/08/2026
▾Sales History (ACRIS)
DatePriceUnitSeller → Buyer$/sf
07/26/2017$792K—Private party → Private party$647/sf building
▾Design Consultants (Architect / Engineer of Record)
FirmFilingsMost Recent
NY BUILDING ASSOCIATES INC111/04/2024
▾Filing Representatives (Expediters)
RepresentativeFilingsMost Recent
BROOKLYN SOLARWORKS103/21/2026
▾Contractors (License-Anchored)
FirmTradeRolesMost Recent
BROOKLYN SOLARWORKS LLCGeneral Contractor107/08/2026
▾Special Inspection Agencies
AgencyLicense #FilingsMost Recent
NKM ENGINEERING PLLC6244111/04/2024
Building Lifecycle
All (3)Filed (1)Permit Issued (1)Signed Off (1)
01/14/2025
Signed off — Alteration
Q01131390-I1
11/06/2024
Permit issued — Solar
Q01131390-I1-SL
11/04/2024
Filed — Alteration
Q01131390-I1
Permit / Filing Register
SourceWork TypeStatusApplicantIssued
DOB NOWSolarSigned-offBROOKLYN SOLARWORKS LLC11/06/2024
BISMHISSUEDBAYSIDE REFRIGERATION INC.01/25/2013
BISOTISSUEDBAYSIDE REFRIGERATION INC.01/25/2013
BISPLISSUEDDELTA-SIGMA MECH CORP07/09/2012
BISOTISSUEDTPG CONTRACTING CORP04/12/2012
1 project · most recent 10/23/2024
FiledStatusContractorScope
10/23/2024CompleteBROOKYLN SOLARWORKS, LLC—
Nothing on file for this building.
▾Documents — 45 on file (BIS + DOB NOW)
▸Plans & Drawings1
▸DOB NOWPlans/Sketch1
08/21/2026Q01131390-I1Request digital key ↗
▸Applications & Permits8
▸BISPLAN / WORK APPROVAL APPLICATION5
09/21/2017420338691Open ↗
05/03/2013420549437Open ↗
08/28/2012420549437Open ↗
Showing 3 of 5 on file for this type
▸BISWORK PERMIT APPLICATION3
01/29/2013420549437Open ↗
07/10/2012420549437Open ↗
04/17/2012420549437Open ↗
▸Zoning, Tax Lot & Property Records1
▸BISZONING DIAGRAM1
06/09/2011420338691Open ↗
▸Seals & Professional Certifications5
▸BISTECHNICAL REPORT: RESPONSIBILITY/CERTIFICATION2
04/11/2012420549437Open ↗
04/01/2011420338691Open ↗
▸BISPROFESSIONAL CERTIFIED CHECKLIST1
04/11/2012420549437Open ↗
▸BISPROFESSIONAL CERTIFICATION STATEMENT FORM1
04/11/2012420549437Open ↗
▸DOB NOWDPL-1: Design Professional Seal & Signature1
08/21/2026Q01131390-I1Open ↗
▸Trade Schedules & Equipment9
▸BISSELF-CERT PLUMBING NOTICE5
07/19/2013420549437Open ↗
07/11/2013420549437Open ↗
06/07/2013420549437Open ↗
Showing 3 of 5 on file for this type
▸BISSCHEDULE B - PLUMBING4
05/03/2013420549437Open ↗
08/28/2012420549437Open ↗
04/11/2012420549437Open ↗
Showing 3 of 4 on file for this type
▸Safety & Tenant Protection1
▸BISSTREET TREE CHECKLIST1
04/11/2012420549437Open ↗
▸Environmental & Asbestos4
▸BISASBESTOS-CERTIFICATION (DEP ACP5)2
06/10/2011420338691Open ↗
06/10/2011420338691Open ↗
▸BISTHIS IS 'NOT AN ASBESTOS PROJECT'1
04/11/2012420549437Open ↗
▸DOB NOWDEP ACP-5: Asbestos Assessment Report1
08/21/2026Q01131390-I1Open ↗
▸Energy Compliance2
▸BISTECHNICAL REPORT: ENERGY2
04/11/2012420549437Open ↗
04/01/2011420338691Open ↗
▸Inspections & Test Reports1
▸BISTECHNICAL REPORT: SOIL INSPECTION1
06/10/2011420338691Open ↗
▸Approvals, Objections & Sign-offs5
▸BISADMINISTRATIVE OBJECTIONS2
04/11/2012420549437Open ↗
04/01/2011420338691Open ↗
▸BISSUPERSEDING LETTER1
01/29/2013420549437Open ↗
▸BISSCHEDULE A - OCCUPANCY / USE1
04/01/2011420338691Open ↗
▸DOB NOWUtility Company Final Acceptance Letter1
08/13/2026Q01131390-I1Open ↗
▸Cost, Insurance & Ownership2
▸BISCOST AFFIDAVIT2
04/11/2012420549437Open ↗
04/01/2011420338691Open ↗
▸Filing & Intake Forms5
▸BISADDITIONAL INFORMATION3
06/10/2011420338691Open ↗
06/10/2011420338691Open ↗
06/10/2011420338691Open ↗
▸BISEFILING COVER SHEET2
04/11/2012420549437Open ↗
04/01/2011420338691Open ↗
▸Other Documents1
▸BISPLOT DIAGRAM1
04/01/2011420338691Open ↗