NYC DOB record · B00018229-I1

209 Underhill Avenue

209 Underhill Avenue, Brooklyn, NY 11238

Alteration filing in Prospect Heights, 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 Sep 11, 2026 · Verify the source row

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NYC DOB RECORD · B00018229-I1

209 Underhill Avenue

Brooklyn, NY 11238

Alteration filing · status dated Dec 28, 2020

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 B00018229-I1 as a alteration filing at 209 Underhill Avenue, Brooklyn, NY 11238. Its latest published status category is Recorded as completed, dated Dec 28, 2020. 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
Dec 28, 2020
Proposed scale
Not stated in this filing
Complete building dossierView all 4 filings associated with BIN 3324389Applicant of recordSee the 32 filings that name Nb&c
FiledFeb 15, 2018
Current recordRecorded as completed
Proposed scaleNot specified
Recorded cost$9,300

What the filing says

A public-record reading of the proposed work.

Modification to existing at&t telecommunications site. replace antennas with related rrh units and install rrh units on roof. all in conformance with tppn 5/98. no change in 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 6-story elevator apartment building built in 1912, with 72 homes, on a 15,458 sq ft lot.

Built
1912
Floors
6
Residential units
72
Building type
Elevator apartment building
Land use
Elevator apartments
Zoning district
R8X
Lot area
15,458 sq ft
Building area
67,680 sq ft

Lot facts come from NYC Department of City Planning, Primary Land Use Tax Lot Output (PLUTO) (64uk-42ks), accessed Sep 4, 2026. They describe the tax lot, not this filing.

Violation record

Are there open violations here?

The Department of Buildings has 8 open notices on record for this building, out of 40 notices on file; the most recent was issued Aug 1, 2024.

  • Failure to correct swarmp conditions (facade)

    Issued Aug 1, 2024 — FAILURE TO CORRECT SWARMP CONDITIONS

  • Hazardous condition (facade)

    Issued Feb 21, 2024 — CYCLE 9C UNSAFE REPORT FILED

  • No report and / or late filing (facade)

    Issued Apr 30, 2019 — FAILED TO FILE FISP CYCLE 8C TECHNICAL REPORT BY 02/21/2019

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

A violation is a notice the Department of Buildings recorded against the building. It is not a judgment, and many concern paperwork rather than safety. Open means the agency has not recorded a resolution, which is not the same as the problem still existing. From NYC Department of Buildings, DOB Violations (3h2n-5cm9), accessed Sep 3, 2026.

Recorded timeline

Dates published by the Department of Buildings.

  1. Application filed

    DOB received filing B00018229-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. Sign-off date recorded

    DOB lists a sign-off date for this filing.

    04
  5. Current status updated

    The latest recorded filing status is “LOC Issued.”

    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
B00018229-I1
BBL
3011730001
Review type
Standard Plan Examination
Existing stories
Empty in the source
Proposed stories
Empty in the source
Existing dwelling units
Empty in the source
Proposed dwelling units
Empty in the source