NYC DOB record · B00539181-P1

423 Columbia Street

423 Columbia Street, Brooklyn, NY 11231

Alteration filing in Carroll Gardens-Cobble Hill-Gowanus-Red Hook, Brooklyn. The latest DOB status is approved.

A plan examiner has approved the application. A permit still has to be issued before work can begin. 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 · B00539181-P1

423 Columbia Street

Brooklyn, NY 11231

Alteration filing · status dated Aug 9, 2022

Current record
Approved
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 B00539181-P1 as a alteration filing at 423 Columbia Street, Brooklyn, NY 11231. Its latest published status category is Approved, dated Aug 9, 2022. 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
Approved
Latest status date
Aug 9, 2022
Proposed scale
Not stated in this filing
The building, not the filingwhat it sold for and every filing at BIN 3008431Applicant of recordSee the 10 filings that name Seth Lagno
FiledAug 8, 2022
Current recordApproved
Proposed scaleNot specified
Recorded cost$54,000

What the filing says

A public-record reading of the proposed work.

Direct replacement of roof top air conditioning units on existing roof curbs with adapters as required. plumbing and electric service to be reconnected at roof via existing service at roof. no change to occupancy, egress or use.

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 1-story place of worship built in 1970, on a 3,340 sq ft lot.

Built
1970
Floors
1
Residential units
0
Building type
Place of worship
Land use
Public facilities and institutions
Zoning district
R5
Lot area
3,340 sq ft
Building area
3,200 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.

Recorded timeline

Dates published by the Department of Buildings.

  1. Application filed

    DOB received filing B00539181-P1.

    01
  2. Application approved

    The application reached an approved status in the DOB record.

    02
  3. Current status updated

    The latest recorded filing status is “Approved.”

    03

For scale: half of DOB filings are permitted within 21 days of being filed and a quarter take longer than 4 months, measured across 73,707 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
B00539181-P1
BBL
3005340008
Review type
Professional Certification
Existing stories
Empty in the source
Proposed stories
Empty in the source
Existing dwelling units
0
Proposed dwelling units
0
mechanical