Permit Record

Alteration Residential

47 Duffield Street, Brooklyn, NY

ClassificationA2Multifamily Alteration
Reliable value$5,000
ContractorNot in source
Permit record
Parties
Contractor
Not in source
Applicant
Not in source
Owner
N/a
Architect
Not in source
Engineer
Solomon Rosenzweig
Contractor license
Not in source
Building & lot · PLUTO
Building class
C0
Zoning district
R6B
Lot area
2,500 sq ft
Year built
1915
Units (total)
3
Units (residential)
3
Units (commercial)
Not in source
Floor area
Not in source
Parcel & enrichment
Parcel APN
3001210013
Climate zone (IECC)
4A
Roof area (est.)
750 sq ft
HVAC tonnage (est.)
5 tons
Building type
R
Building subtype
1-2-3 FAMILY
Geocode & dates
Coordinates
40.6970, -73.9841
Geocode confidence
95%
Geocode source
Not in source
Issued
Apr 14, 2017
Applied
Apr 14, 2017
Work class
Residential
Description
Source description

EXTEND EXISTING CHIMNEY. NO CHANGE TO USE, EGRESS OR OCCUPANCY.

Status
Current status
finaled
Source status
SIGNED OFF
Finaled
May 1, 2017
Provenance
First seen by PermitCore
May 6, 2026 · 18:55 UTC
Last seen
Jun 7, 2026 · 15:16 UTC
Last changed
Jun 7, 2026 · 15:16 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

9 permits at this parcel (parcel 3001210013) · through Apr 14, 2017

  1. Apr 14, 2017This permitAlteration Residential · Finaled$5,000
  2. Apr 14, 20173352109Other · IssuedB.H. Contractor INC
  3. Oct 20, 20092174954MEP Plumbing · IssuedSupreme Plbg & Htg INC
  4. Oct 20, 2009legacy_jobs:1690351Alteration Residential · Finaled$32,000
  5. Oct 20, 2009legacy_jobs:1753294Alteration Residential · Finaled$32,000
  6. Oct 20, 2009legacy_jobs:1753303Alteration Residential · Finaled$32,000
  7. Sep 30, 20092167568Other · IssuedSkyrise General Contracto
  8. Date not usable in source737020Other · IssuedDafra Contracting INC
  9. Date not in sourcelegacy_jobs:2562211Alteration Residential · Pending$23,000

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

Developer details
Permit #
legacy_jobs:2833300
Canonical ID
1:legacy_jobs:2833300
Source permit ID
legacy_jobs:2833300
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