NYC DOB record · M01442231-S2

441 9 Avenue

441 9 Avenue, Manhattan, NY 10001

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 Sep 4, 2026 · Verify the source row

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NYC DOB RECORD · M01442231-S2

441 9 Avenue

Manhattan, NY 10001

Alteration filing · status dated Sep 2, 2026

Current record
Approved
Proposed scale
26 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 M01442231-S2 as a alteration filing at 441 9 Avenue, Manhattan, NY 10001. Its latest published status category is Approved, dated Sep 2, 2026. The filing records 26 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
Sep 2, 2026
Proposed scale
26 proposed stories
The building, not the filingopen housing violations, what it sold for and every filing at BIN 1012860Applicant of recordSee the 342 filings that name Robert Derector Associates
FiledAug 27, 2026
Current recordApproved
Proposed scale26 stories
Recorded cost$4,137

What the filing says

A public-record reading of the proposed work.

Modification of the existing sprinkler system as per plans. no change in use, occupancy or egress

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 26-story condominium built in 1962, on a 39,779 sq ft lot.

Built
1962
Last altered
2015
Floors
26
Residential units
0
Building type
Condominium
Land use
Commercial and office
Zoning district
C6-4
Lot area
39,779 sq ft
Building area
512,974 sq ft

Lot facts come from NYC Department of City Planning, Primary Land Use Tax Lot Output (PLUTO) (64uk-42ks), accessed Sep 10, 2026. They describe the tax lot, not this filing.

Violation record

Are there open violations here?

The Department of Buildings has 12 open notices on record for this building, out of 136 notices on file; the most recent was issued Jun 23, 2024.

  • Failure to submit

    Issued Jun 23, 2024 — FAILURE TO SUBMIT AN EER PER AD. CODE SEC. 28-308.4 - MULTIPLE YEARS (2023)

  • Elevator

    Issued Dec 14, 2005

  • Elevator

    Issued Dec 14, 2005

  • 9 further open notices are on file. Open the source dataset for the full list.

Open means the agency has not recorded a resolution, which is not the same as the problem still existing. What a violation is, and what it is not. From NYC Department of Buildings, DOB Violations (3h2n-5cm9), accessed Sep 10, 2026.

Recorded timeline

Dates published by the Department of Buildings.

  1. Application filed

    DOB received filing M01442231-S2.

    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 20 days of being filed and a quarter take longer than 4 months, measured across 66,798 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
M01442231-S2
BBL
1007327501
Review type
Professional Certification
Existing stories
26
Proposed stories
26
Existing dwelling units
0
Proposed dwelling units
0
sprinkler