Permit Record

Solar

423 81 Street, Brooklyn, NY 11209

ClassificationSolarResidential Solar
Reliable value$42,240
ContractorBrooklyn Solarworks LLC →
Permit record
Parties
Contractor
Brooklyn Solarworks LLC
Applicant
Thomas R Ludwig
Owner
Not Applicable
Architect
Not in source
Engineer
Not in source
Contractor license
614701
Building & lot · PLUTO
Building class
B3
Zoning district
R4-1
Lot area
2,000 sq ft
Year built
1901
Units (total)
2
Units (residential)
2
Units (commercial)
Not in source
Floor area
Not in source
Parcel & enrichment
Parcel APN
3059890076
Climate zone (IECC)
4A
Roof area (est.)
1,018 sq ft
HVAC tonnage (est.)
3.5 tons
Building type
R
Building subtype
Not in source
Geocode & dates
Coordinates
40.6260, -74.0260
Geocode confidence
95%
Geocode source
Not in source
Issued
Nov 13, 2025
Applied
Not in source
Work class
Not in source
Description
Source description

INSTALLATION OF SOLAR PV SYSTEM. NO CHANGE TO USE, EGRESS, OR OCCUPANCY.

Status
Current status
finaled
Source status
Signed-off
Finaled
Nov 10, 2025
Expired
Mar 31, 2026
Provenance
First seen by PermitCore
May 2, 2026 · 09:38 UTC
Last seen
May 11, 2026 · 23:58 UTC
Last changed
May 2, 2026 · 09:38 UTC

Open in New York City source →

Data-quality checks0 of 12 flagged

0 of 12 data-quality rules flagged anything on this permit.

Checks not flagged

  • Geocode out of bounds
  • Geocode is sentinel
  • Issued date in the future
  • Issued date parse bug
  • Issued date is placeholder
  • Commercial units is placeholder
  • Residential units out of bounds
  • Residential units is placeholder
  • Total units out of bounds
  • Total units is placeholder
  • Valuation out of bounds
  • Valuation is placeholder
Project timeline at this parcel

7 permits at this parcel (parcel 3059890076) · Apr 10, 2008 – Nov 13, 2025

  1. Nov 13, 2025This permitSolar PV · Finaled$42,240Brooklyn Solarworks LLC
  2. Sep 28, 20163245636Other · IssuedLion Interiors LLC
  3. Sep 28, 2016legacy_jobs:2742089Alteration Residential · Finaled$21,000
  4. Sep 28, 2016legacy_jobs:2742080Alteration Residential · Issued$21,000
  5. Apr 10, 2008legacy_jobs:1093634Alteration Residential · Finaled$10,000
  6. Apr 10, 20082027526MEP Plumbing · IssuedCreo Mech INC
  7. Apr 10, 20082027515Alteration Commercial · IssuedTuscany General Const

Full permit history at this parcel · as of Jul 9, 2026.

Other permits by Brooklyn Solarworks LLC

Showing up to 12 most-recent permits by this contractor in the indexed window

Developer details
Permit #
305743686|Solar
Canonical ID
1:305743686|Solar
Source permit ID
305743686|Solar
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