Permit Record

Alteration Residential

274 21 Street, Brooklyn, NY

ClassificationA2Multifamily Alteration
Reliable value$200
ContractorNot in source
Permit record
Parties
Contractor
Not in source
Applicant
Not in source
Owner
South Slope Properties LLC
Architect
Not in source
Engineer
Boris Levin
Contractor license
Not in source
Building & lot · PLUTO
Building class
R1
Zoning district
R6B
Lot area
2,506 sq ft
Year built
2006
Units (total)
5
Units (residential)
5
Units (commercial)
Not in source
Floor area
Not in source
Parcel & enrichment
Parcel APN
3008970026
Climate zone (IECC)
4A
Roof area (est.)
620 sq ft
HVAC tonnage (est.)
9 tons
Building type
R
Building subtype
OTHERS
Geocode & dates
Coordinates
40.6606, -73.9922
Geocode confidence
95%
Geocode source
Not in source
Issued
Jan 23, 2008
Applied
Oct 21, 2005
Work class
Residential
Description
Source description

Installation of sprinkler system in conjunction with new building application #302015334. No change in use, egress or occupancy under this application.

Status
Current status
finaled
Source status
SIGNED OFF
Finaled
Apr 11, 2008
Provenance
First seen by PermitCore
May 6, 2026 · 18:43 UTC
Last seen
Jun 7, 2026 · 14:33 UTC
Last changed
Jun 7, 2026 · 14:33 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

24 permits at this parcel (parcel 3008970026) · Jun 13, 2005 – Jan 23, 2008

  1. Jan 23, 2008This permitAlteration Residential · Finaled$200
  2. Jan 23, 20081991356MEP Plumbing · IssuedJ.M.M. Services INC.
  3. Sep 10, 20071237962New Construction Unknown · IssuedSouth Slope Properties
  4. Sep 10, 2007195489Construction Equipment · IssuedSouth Slope Properties
  5. May 2, 20071954933Alteration Commercial · IssuedKatan Plbg. & Htg. INC.
  6. Apr 3, 20071185070MEP Plumbing · IssuedJ J M Svcs INC
  7. Apr 3, 2007legacy_jobs:1036091New Construction Residential Mf · Finaled
  8. Mar 26, 2007410328New Construction Unknown · IssuedSouth Slope Properties
  9. Jan 18, 2007983909Construction Equipment · IssuedSouth Slope Properties
  10. Sep 12, 200622048New Construction Unknown · IssuedSouth Slope Properties
  11. Sep 12, 200622046Construction Equipment · IssuedSouth Slope Properties
  12. Jun 27, 20061913581New Construction Unknown · IssuedSouth Slope Properties
  13. Feb 23, 20061130109Construction Equipment · IssuedSouth Slope Properties
  14. Oct 20, 20051842900New Construction Unknown · IssuedSouth Slope Properties
  15. Oct 20, 20051842897Construction Equipment · IssuedSouth Slope Properties
  16. Sep 6, 2005legacy_jobs:1031785Alteration Residential · Finaled
  17. Jun 13, 20051175019Construction Equipment · IssuedMmg Design
  18. Jun 13, 20051167014Construction Equipment · IssuedMmg Design
  19. Jun 13, 20051175020Demolition · IssuedMmg Design
  20. Jun 13, 2005legacy_jobs:1027207Demolition · Finaled
  21. Date not in sourcelegacy_jobs:1027208Demolition · Finaled
  22. Date not in sourcelegacy_jobs:1036083New Construction Unknown · Finaled
  23. Date not in sourcelegacy_jobs:987607Demolition · Finaled
  24. Date not in sourcelegacy_jobs:1036092New Construction Unknown · Finaled

Full permit history at this parcel · as of Jul 19, 2026.

Developer details
Permit #
legacy_jobs:1038203
Canonical ID
1:legacy_jobs:1038203
Source permit ID
legacy_jobs:1038203
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