NYC DOB record · B01452362-I1

841 Union Street

841 Union Street, Brooklyn, NY 11215

Alteration filing in Park Slope, 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 25, 2026 · Verify the source row

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NYC DOB RECORD · B01452362-I1

841 Union Street

Brooklyn, NY 11215

Alteration filing · status dated Sep 22, 2026

Current record
Approved
Proposed scale
6 stories
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 B01452362-I1 as a alteration filing at 841 Union Street, Brooklyn, NY 11215. Its latest published status category is Approved, dated Sep 22, 2026. The filing records 6 proposed stories.

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
Sep 22, 2026
Proposed scale
6 proposed stories
Applicant of recordSee the 2 filings that name Nse Associates
FiledSep 15, 2026
Current recordApproved
Proposed scale6 stories
Recorded cost$1.7M

What the filing says

A public-record reading of the proposed work.

Parking Garage structural slab replacements and repairs, as indicated on the submitted drawings. No 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 7-story condominium built in 1928, on a 5,975 sq ft lot.

Built
1928
Last altered
1987
Floors
7
Residential units
0
Building type
Condominium
Zoning district
R6A
Lot area
5,975 sq ft
Building area
17,698 sq ft

Lot facts come from NYC Department of City Planning, Primary Land Use Tax Lot Output (PLUTO) (64uk-42ks), accessed Sep 25, 2026. They describe the tax lot, not this filing.

Recorded timeline

Dates published by the Department of Buildings.

  1. Application filed

    DOB received filing B01452362-I1.

    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
B01452362-I1
BIN
3019896
BBL
3009547501
Review type
Professional Certification
Existing stories
6
Proposed stories
6
Existing dwelling units
0
Proposed dwelling units
0
General constructionStructural work