Permit Record

Residential

343 Senator Street, Brooklyn, NY 11220

ClassificationOT
Reliable valueNot in source
ContractorMask Contracting LLC
Permit record
Parties
Contractor
Mask Contracting LLC
Applicant
Mohammed Khan
Owner
Na
Architect
Not in source
Engineer
Not in source
Contractor license
0607651
Building & lot · PLUTO
Building class
R6
Zoning district
R5B
Lot area
2,000 sq ft
Year built
1910
Units (total)
2
Units (residential)
2
Units (commercial)
Not in source
Floor area
Not in source
Parcel & enrichment
Parcel APN
3058500061
Climate zone (IECC)
4A
Roof area (est.)
428 sq ft
HVAC tonnage (est.)
6.5 tons
Building type
R
Building subtype
Not in source
Geocode & dates
Coordinates
40.6367, -74.0243
Geocode confidence
95%
Geocode source
Not in source
Issued
May 5, 2016
Applied
May 5, 2016
Work class
Residential
Status
Current status
issued
Source status
ISSUED
Expired
May 2, 2017
Provenance
First seen by PermitCore
May 2, 2026 · 16:07 UTC
Last seen
Jul 17, 2026 · 02:27 UTC
Last changed
May 2, 2026 · 16:07 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

15 permits at this parcel (parcel 3058500061) · Aug 5, 2015 – Dec 15, 2017

  1. Dec 15, 20173492398Alteration Commercial · IssuedSmak Contrcting LLC
  2. Dec 15, 2017legacy_jobs:2868084Alteration Residential · Finaled$100
  3. Dec 15, 2017legacy_jobs:2868093Alteration Residential · Finaled$100
  4. Oct 16, 20173460053MEP Plumbing · IssuedBt'S Plumbing And Heating
  5. Jun 13, 20163183126MEP Plumbing · IssuedBt'S Plumbing And Heating
  6. May 5, 2016This permitOther · IssuedMask Contracting LLC
  7. Oct 21, 2015legacy_jobs:2488481Alteration Residential · Finaled$540,303
  8. Oct 21, 2015legacy_jobs:2968851Alteration Residential · Finaled$540,303
  9. Oct 21, 2015legacy_jobs:2968860Alteration Residential · Finaled$540,303
  10. Oct 21, 20153056953MEP Plumbing · IssuedFirst Choice Plumbing Cor
  11. Aug 5, 20153016336Other · IssuedMask Contracting LLC
  12. Date not in sourcelegacy_jobs:2541642Alteration Residential · Issued$306,000
  13. Date not in sourcelegacy_jobs:2715764Temporary · Finaled
  14. Date not in sourcelegacy_jobs:2541633Alteration Residential · Issued$306,000
  15. Date not in sourcelegacy_jobs:2776651Temporary · Finaled

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

Other permits by Mask Contracting LLC

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Developer details
Permit #
3161862
Canonical ID
1:3161862
Source permit ID
3161862
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