NYC DOB record · M01413383-P1

440 West 21 Street

440 West 21 Street, Manhattan, NY 10011

Alteration filing in Chelsea-Hudson Yards, 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. What every status means

ApprovedAlteration filing

NYC Department of Buildings · w9ak-ipjd · accessed Oct 9, 2026 · Verify the source row

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NYC DOB RECORD · M01413383-P1

440 West 21 Street

Manhattan, NY 10011

Alteration filing · status dated Oct 6, 2026

Current record
Approved
Proposed scale
Not stated
Dwelling units
35
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 M01413383-P1 as a alteration filing at 440 West 21 Street, Manhattan, NY 10011. Its latest published status category is Approved, dated Oct 6, 2026. The filing records 35 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
Oct 6, 2026
Proposed scale
35 proposed dwelling units
The building, not the filingopen housing violations, what it sold for and every filing at BIN 1083575Applicant of recordSee the 301 filings that name Bazini Engineering, P.C.
FiledOct 5, 2026
Current recordApproved
Proposed scale35 units
Recorded cost$55,000

What the filing says

A public-record reading of the proposed work.

Replace two (2) direct-vent gas-fired hot water heaters as per plans. connect to existing gas piping. 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 6-story educational building built in 1931, on a 77,773 sq ft lot.

Built
1931
Floors
6
Residential units
0
Building type
Educational building
Land use
Public facilities and institutions
Zoning district
R7B
Lot area
77,773 sq ft
Building area
133,885 sq ft
Historic district
Chelsea Historic District

Lot facts come from NYC Department of City Planning, Primary Land Use Tax Lot Output (PLUTO) (64uk-42ks), accessed Oct 9, 2026. They describe the tax lot, not this filing.

Recorded timeline

Dates published by the Department of Buildings.

  1. Application filed

    DOB received filing M01413383-P1.

    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 78,679 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
M01413383-P1
BBL
1007180001
Review type
Professional Certification
Existing stories
Empty in the source
Proposed stories
Empty in the source
Existing dwelling units
35
Proposed dwelling units
35