NYC DOB record · B00553989-I1

49 Flatbush Avenue Extension

49 Flatbush Avenue Extension, Brooklyn, NY 11201

Alteration filing in Downtown Brooklyn-Dumbo-Boerum Hill, Brooklyn. The latest DOB status is loc issued.

DOB has issued a Letter of Completion, which records that the work in this filing is finished.

Recorded as completedAlteration filing

NYC Department of Buildings · w9ak-ipjd · accessed Aug 31, 2026 · Verify the source row

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49 Flatbush Avenue Extension record graphic showing the DOB filing status and stated proposal scale
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 B00553989-I1 as a alteration filing at 49 Flatbush Avenue Extension, Brooklyn, NY 11201. Its latest published status category is Recorded as completed, dated Jul 15, 2026. The published record does not state proposed stories or dwelling units.

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
Recorded as completed
Latest status date
Jul 15, 2026
Proposed scale
Not stated in this filing
FiledJul 16, 2021
Current recordRecorded as completed
Proposed scaleNot specified
Recorded cost$20,000

What the filing says

A public-record reading of the proposed work.

Fn/is350k - for temporary construction equipment(fence) submitting on behalf of contractor, in conjunction with DOB number 322048734no change in use, occupancy or egress

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 9-story educational building built in 1950, on a 26,140 sq ft lot.

Built
1950
Floors
9
Residential units
0
Building type
Educational building
Land use
Public facilities and institutions
Zoning district
C4-3
Lot area
26,140 sq ft
Building area
160,000 sq ft

Lot facts come from NYC Department of City Planning, Primary Land Use Tax Lot Output (PLUTO) (64uk-42ks), accessed Sep 2, 2026. They describe the tax lot, not this filing.

Recorded timeline

Dates published by the Department of Buildings.

  1. Application filed

    DOB received filing B00553989-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 “LOC Issued.”

    04
  5. Sign-off date recorded

    DOB lists a sign-off date for this filing.

    05

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
B00553989-I1
BIN
3000216
BBL
3001200020
Review type
Standard Plan Examination
Existing stories
Empty in the source
Proposed stories
Empty in the source
Existing dwelling units
0
Proposed dwelling units
0