NYC DOB record · M01230199-S2

240 East 123 Street

240 East 123 Street, Manhattan, NY 10035

Alteration filing in East Harlem (North), 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 23, 2026 · Verify the source row

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NYC DOB RECORD · M01230199-S2

240 East 123 Street

Manhattan, NY 10035

Alteration filing · status dated Sep 21, 2026

Current record
Approved
Proposed scale
45 stories
Dwelling units
92
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 M01230199-S2 as a alteration filing at 240 East 123 Street, Manhattan, NY 10035. Its latest published status category is Approved, dated Sep 21, 2026. The filing records 45 proposed stories and 92 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
Sep 21, 2026
Proposed scale
45 proposed stories and 92 proposed dwelling units
The building, not the filingopen housing violations, the owner of record and every filing at BIN 1054629Applicant of recordSee the 458 filings that name Mg Engineering D.P.C.
FiledJun 2, 2025
Current recordApproved
Proposed scale45 stories
Recorded cost$349,983

What the filing says

A public-record reading of the proposed work.

Mechanical modifications related to exercise room. No change to 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 35-story elevator apartment building built in 1974, with 92 homes, on a 35,501 sq ft lot.

Built
1974
Floors
35
Residential units
92
Building type
Elevator apartment building
Land use
Elevator apartments
Zoning district
R9
Lot area
35,501 sq ft
Building area
268,639 sq ft

Lot facts come from NYC Department of City Planning, Primary Land Use Tax Lot Output (PLUTO) (64uk-42ks), accessed Sep 25, 2026. They describe the tax lot, not this filing.

Violation record

Are there open violations here?

The Department of Buildings has 3 open notices on record for this building, out of 75 notices on file; the most recent was issued May 6, 2010.

  • Elevator

    Issued May 6, 2010

  • Elevator

    Issued Jan 28, 1991 — DEVICE #1P30766

  • Elevator

    Issued Jan 28, 1991 — DEVICE #1P30765

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 24, 2026.

Recorded timeline

Dates published by the Department of Buildings.

  1. Application filed

    DOB received filing M01230199-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 21 days of being filed and a quarter take longer than 4 months, measured across 73,707 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
M01230199-S2
BBL
1017870080
Review type
Professional Certification
Existing stories
45
Proposed stories
45
Existing dwelling units
92
Proposed dwelling units
92