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NYC DOB record · B00503547-I1

310 Nassau Avenue

310 Nassau Avenue, Brooklyn, NY 11222

Alteration filing in Greenpoint, Brooklyn. The latest DOB status is permit entire.

DOB has issued the permit covering the full scope of this filing, so the work is cleared to proceed. What every status means

ApprovedAlteration filing

NYC Department of Buildings · w9ak-ipjd · accessed Sep 14, 2026 · Verify the source row

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NYC DOB RECORD · B00503547-I1

310 Nassau Avenue

Brooklyn, NY 11222

Alteration filing · status dated Jul 15, 2021

Current record
Approved
Proposed scale
1 stories
Dwelling units
Not stated
Filing data portrait

A page-specific reading of the filing status, location and stated scale. Values are drawn from the cited DOB record.

Address record at a glance

What is filed at this address?

NYC DOB lists filing B00503547-I1 as a alteration filing at 310 Nassau Avenue, Brooklyn, NY 11222. Its latest published status category is Approved, dated Jul 15, 2021. The filing records 1 proposed story.

A filing or approval does not by itself confirm that work is underway. Proposed details may change in later DOB records.
Filing type
Alteration filing
Latest status
Approved
Latest status date
Jul 15, 2021
Proposed scale
1 proposed story
Applicant of recordSee the 10 filings that name Barbara F Kupferstein, RA
FiledApr 26, 2021
Current recordApproved
Proposed scale1 stories
Recorded cost$10,000

What the filing says

A public-record reading of the proposed work.

Installation and assembly of one storage cage for 33 1/3lbs cylinders of lpg, with maximum of 400 lb storage, for use with hi-low units. cage located outside, osp. no change to co, egress or zoning.

Street Futures classifies this record as a alteration filing based on the filing type and work flags published by the Department of Buildings. This classification helps organize the map; it does not add scope that is absent from the DOB record.

The lot this filing sits on

What is already here?

The lot holds a 3-story office building built in 1992, on a 28,000 sq ft lot.

Built
1992
Floors
3
Residential units
0
Building type
Office building
Land use
Commercial and office
Zoning district
M1-2
Lot area
28,000 sq ft
Building area
15,000 sq ft

Lot facts come from NYC Department of City Planning, Primary Land Use Tax Lot Output (PLUTO) (64uk-42ks), accessed Sep 14, 2026. They describe the tax lot, not this filing.

Recorded timeline

Dates published by the Department of Buildings.

  1. Application filed

    DOB received filing B00503547-I1.

    01
  2. Application approved

    The application reached an approved status in the DOB record.

    02
  3. First permit date recorded

    DOB lists a first permit date. This does not by itself confirm current construction activity.

    03
  4. Current status updated

    The latest recorded filing status is “Permit Entire.”

    04

For scale: half of DOB filings are permitted within 18 days of being filed and a quarter take longer than 4 months, measured across 50,115 filings that carry both dates. How long a permit takes, by work type and borough

Scope and identifiers

The details used to match this filing.

Where a field reads “empty in the source”, the city published this filing without that value. It is not an omission on our side, and nothing here is inferred to fill a gap.

DOB filing number
B00503547-I1
BIN
3400086
BBL
3026930001
Review type
Professional Certification
Existing stories
1
Proposed stories
1
Existing dwelling units
0
Proposed dwelling units
0
General construction

Nearby records

Other verified filings in this part of the city.