NYC DOB record · B00261448-I1

405 Leonard Street

405 Leonard Street, Brooklyn, NY 11211

Alteration filing in Williamsburg, Brooklyn. The latest DOB status is permit entire.

DOB has issued the permit covering the full scope of this filing, so the work is cleared to proceed. What every status means

ApprovedAlteration filing

NYC Department of Buildings · w9ak-ipjd · accessed Sep 11, 2026 · Verify the source row

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NYC DOB RECORD · B00261448-I1

405 Leonard Street

Brooklyn, NY 11211

Alteration filing · status dated Dec 27, 2020

Current record
Approved
Proposed scale
1 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 B00261448-I1 as a alteration filing at 405 Leonard Street, Brooklyn, NY 11211. Its latest published status category is Approved, dated Dec 27, 2020. The filing records 1 proposed story.

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
Dec 27, 2020
Proposed scale
1 proposed story
Applicant of recordSee the 34 filings that name N Y Architects INC.
FiledNov 18, 2019
Current recordApproved
Proposed scale1 stories
Recorded cost$20,000

What the filing says

A public-record reading of the proposed work.

Installation of new gas boiler. no change of use, egress or occupancy under this application.

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 1.25-story factory or industrial building built in 1960, on a 5,000 sq ft lot.

Built
1960
Last altered
2010
Floors
1.25
Residential units
0
Building type
Factory or industrial building
Land use
Industrial and manufacturing
Zoning district
M1-2/R6A
Lot area
5,000 sq ft
Building area
5,323 sq ft

Lot facts come from NYC Department of City Planning, Primary Land Use Tax Lot Output (PLUTO) (64uk-42ks), accessed Sep 12, 2026. They describe the tax lot, not this filing.

Violation record

Are there open violations here?

The Department of Buildings has 1 open notice on record for this building, out of 1 notice on file; the most recent was issued Mar 3, 2015.

  • High pressure boiler

    Issued Mar 3, 2015 — VIOLATION ISSUED FOR FAILURE TO FILE 2013 ANNUAL HIGH PRESSURE BOILER INSPECTION

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 14, 2026.

Recorded timeline

Dates published by the Department of Buildings.

  1. Application filed

    DOB received filing B00261448-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 “Permit Entire.”

    04

For scale: half of DOB filings are permitted within 18 days of being filed and a quarter take longer than 4 months, measured across 50,115 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
B00261448-I1
BIN
3067897
BBL
3027220025
Review type
Professional Certification
Existing stories
1
Proposed stories
1
Existing dwelling units
0
Proposed dwelling units
0