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NYC DOB record · M01423140-I1

144 West 23 Street

144 West 23 Street, Manhattan, NY 10011

Alteration filing in Chelsea-Hudson Yards, Manhattan. 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 Nov 6, 2026 · Verify the source row

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NYC DOB RECORD · M01423140-I1

144 West 23 Street

Manhattan, NY 10011

Alteration filing · status dated Nov 4, 2026

Current record
Approved
Proposed scale
13 stories
Dwelling units
68
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 M01423140-I1 as a alteration filing at 144 West 23 Street, Manhattan, NY 10011. Its latest published status category is Approved, dated Nov 4, 2026. The filing records 13 proposed stories and 68 proposed 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
Nov 4, 2026
Proposed scale
13 proposed stories and 68 proposed dwelling units
The building, not the filingwhat it sold for and every filing at BIN 1014810Applicant of recordSee the 967 filings that name Kz Engineering, P.C
FiledJul 7, 2026
Current recordApproved
Proposed scale13 stories
Recorded cost$1

What the filing says

A public-record reading of the proposed work.

Installation of temporary heavy duty sidewalk shed per plan submitted. Work shall comply with 2022 building codes chapter 33. No change in use, egress and/or occupancy with 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 13-story elevator apartment building built in 1989, with 68 homes, on a 7,406 sq ft lot.

Built
1989
Floors
13
Residential units
68
Building type
Elevator apartment building
Land use
Mixed residential and commercial
Zoning district
C6-3X
Lot area
7,406 sq ft
Building area
48,680 sq ft

Lot facts come from NYC Department of City Planning, Primary Land Use Tax Lot Output (PLUTO) (64uk-42ks), accessed Nov 6, 2026. They describe the tax lot, not this filing.

Recorded timeline

Dates published by the Department of Buildings.

  1. Application filed

    DOB received filing M01423140-I1.

    01
  2. First permit date recorded

    DOB lists a first permit date. This does not by itself confirm current construction activity.

    02
  3. Current status updated

    The latest recorded filing status is “Permit Entire.”

    03

For scale: half of DOB filings are permitted within 22 days of being filed and a quarter take longer than 4 months, measured across 92,577 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
M01423140-I1
BBL
1007980066
Review type
Professional Certification
Existing stories
13
Proposed stories
13
Existing dwelling units
68
Proposed dwelling units
68
Sidewalk shed

Where this record leads

The same building, the same street, the same practice.

Also filed at 144 West 23 Street

Elsewhere on West 23 Street

Also filed by Kz Engineering, P.C

Nearby records

Other verified filings in this part of the city.