NYC DOB record · M01427550-I1

340 Madison Avenue

340 Madison Avenue, Manhattan, NY 10173

Alteration filing in Midtown-Times Square, Manhattan. The latest DOB status is approved.

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

ApprovedAlteration filing

NYC Department of Buildings · w9ak-ipjd · accessed Sep 1, 2026 · Verify the source row

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340 Madison Avenue record graphic showing the DOB filing status and stated proposal scale
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 M01427550-I1 as a alteration filing at 340 Madison Avenue, Manhattan, NY 10173. Its latest published status category is Approved, dated Aug 27, 2026. The filing records 22 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
Aug 27, 2026
Proposed scale
22 proposed stories
Complete building dossierView all 3 filings associated with BIN 1035357
FiledAug 27, 2026
Current recordApproved
Proposed scale22 stories
Recorded cost$490,050

What the filing says

A public-record reading of the proposed work.

General construction modifications taking place on the facade as per plans filed herewith. 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 22-story office building built in 1922, on a 32,536 sq ft lot.

Built
1922
Last altered
2003
Floors
22
Residential units
0
Building type
Office building
Land use
Commercial and office
Zoning district
C5-3
Lot area
32,536 sq ft
Building area
558,735 sq ft

Lot facts come from NYC Department of City Planning, Primary Land Use Tax Lot Output (PLUTO) (64uk-42ks), accessed Sep 1, 2026. They describe the tax lot, not this filing.

Recorded timeline

Dates published by the Department of Buildings.

  1. Application filed

    DOB received filing M01427550-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

Scope and identifiers

The details used to match this filing.

DOB filing number
M01427550-I1
BBL
1012780014
Review type
Professional Certification
Existing stories
22
Proposed stories
22
Existing dwelling units
0
Proposed dwelling units
0
General construction