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NYC DOB record · B00427433-I1

150 55 Street

150 55 Street, Brooklyn, NY 11220

Alteration filing in Sunset Park (West), 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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150 55 Street 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 B00427433-I1 as a alteration filing at 150 55 Street, Brooklyn, NY 11220. Its latest published status category is Recorded as completed, dated May 18, 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
May 18, 2026
Proposed scale
Not stated in this filing
Complete building dossierView all 15 filings associated with BIN 3014856
FiledDec 21, 2020
Current recordRecorded as completed
Proposed scaleNot specified
Recorded cost$15,000

What the filing says

A public-record reading of the proposed work.

Nyu - emergency branch separation - sprinkler modifications according to plans filed herewith. no change to use, egress or occupancy.

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 5-story health facility built in 1931, on a 140,000 sq ft lot.

Built
1931
Last altered
2010
Floors
5
Residential units
0
Building type
Health facility
Land use
Public facilities and institutions
Zoning district
R6
Lot area
140,000 sq ft
Building area
460,000 sq ft

Lot facts come from NYC Department of City Planning, Primary Land Use Tax Lot Output (PLUTO) (64uk-42ks), accessed Sep 1, 2026. They describe the tax lot, not this filing.

Recorded timeline

Dates published by the Department of Buildings.

  1. Application filed

    DOB received filing B00427433-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.

DOB filing number
B00427433-I1
BBL
3008280001
Review type
Standard Plan Examination
Existing stories
Not recorded
Proposed stories
Not recorded
Existing dwelling units
0
Proposed dwelling units
0

Nearby records

Other verified filings in this part of the city.