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NYC DOB record · M01423158-I1

12 East 49 Street

12 East 49 Street, Manhattan, NY 10017

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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12 East 49 Street 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 M01423158-I1 as a alteration filing at 12 East 49 Street, Manhattan, NY 10017. Its latest published status category is Approved, dated Aug 28, 2026. 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 28, 2026
Proposed scale
Not stated in this filing
Complete building dossierView all 6 filings associated with BIN 1035434Applicant of recordSee the 31 filings that name Mg Engineering D.P.C.
FiledAug 27, 2026
Current recordApproved
Proposed scaleNot specified
Recorded cost$119,970

What the filing says

A public-record reading of the proposed work.

Mechanical work on the 28th floor construction (29th floor marketing) as indicated on drawings.

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 45-story office building built in 1984, on a 25,005 sq ft lot.

Built
1984
Floors
45
Residential units
0
Building type
Office building
Land use
Commercial and office
Zoning district
C5-2.5
Lot area
25,005 sq ft
Building area
656,428 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 M01423158-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
M01423158-I1
BBL
1012840007
Review type
Professional Certification
Existing stories
Not recorded
Proposed stories
Not recorded
Existing dwelling units
0
Proposed dwelling units
0

Nearby records

Other verified filings in this part of the city.