NYC DOB record · B00553997-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. What every status means

Recorded as completedAlteration filing

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

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NYC DOB RECORD · B00553997-I1

49 Flatbush Avenue Extension

Brooklyn, NY 11201

Alteration filing · status dated Sep 19, 2023

Current record
Recorded as completed
Proposed scale
Not stated
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 B00553997-I1 as a alteration filing at 49 Flatbush Avenue Extension, Brooklyn, NY 11201. Its latest published status category is Recorded as completed, dated Sep 19, 2023. 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
Sep 19, 2023
Proposed scale
Not stated in this filing
The building, not the filingEvery filing at BIN 3000216, with the parcel and violation recordApplicant of recordSee the 272 filings that name Dseny Engineering Services, PC
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.

Sf/is350k - for temporary construction equipment(scaffold) 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 21, 2026. They describe the tax lot, not this filing.

Violation record

Are there open violations here?

The Department of Buildings has 21 open notices on record for this building, out of 118 notices on file; the most recent was issued Jun 30, 2023.

  • Low pressure boiler

    Issued Jun 30, 2023 — VIOLATION ISSUED-FAILURE TO FILE 2021 EXTERNAL LOW PRESSURE INSPECTION

  • Low pressure boiler

    Issued Jun 30, 2023 — VIOLATION ISSUED-FAILURE TO FILE 2021 EXTERNAL LOW PRESSURE INSPECTION

  • Low pressure boiler

    Issued Jun 30, 2023 — VIOLATION ISSUED-FAILURE TO FILE 2020 EXTERNAL LOW PRESSURE INSPECTION

  • 18 further open notices are on file. Open the source dataset for the full list.

Open means the agency has not recorded a resolution, which is not the same as the problem still existing. What a violation is, and what it is not. From NYC Department of Buildings, DOB Violations (3h2n-5cm9), accessed Sep 21, 2026.

Recorded timeline

Dates published by the Department of Buildings.

  1. Application filed

    DOB received filing B00553997-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

For scale: half of DOB filings are permitted within 21 days of being filed and a quarter take longer than 4 months, measured across 70,325 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
B00553997-I1
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
Scaffolding