← Back
Mansion type or town house
50 EAST 73 STREET
MANHATTAN · Upper East Side-Carnegie Hill · BIN 1041466
💬 Discuss this project
1886Year Built
5Stories
A7Building Class
R8BZoning
—Gross Floor Area
1Units
3 Open Violations ▸
Mansion type or town house · Owner of record: 12138 HOLDINGS LLC · 3.3 FAR built · Flood zone X
Locations of Work
No floor-level scope or drawing coverage on file for this building.
▾Owner History (Filing Record)
Companies and organizations named on filings. Individual owners are not shown.
OwnerFilingsMost Recent
INTERSYSTEMS603/21/2026
12138 HOLDINGS LLC103/22/2026
Building Lifecycle
All (9)Violation (9)
11/24/2025
Violation issued (HPD, open)
I
06/10/2015
Violation issued (DOB, closed)
V*-DOB VIOLATION - DISMISSED
11/12/2010
Violation issued (DOB, closed)
V*-DOB VIOLATION - DISMISSED
09/22/1999
Violation issued (HPD, open)
B
04/01/1996
Violation issued (DOB, closed)
V*-DOB VIOLATION - DISMISSED
04/01/1996
Violation issued (DOB, open)
VP-VIOLATION UNSERVED ECB-ACTIVE
06/25/1991
Violation issued (DOB, closed)
V*-DOB VIOLATION - DISMISSED
04/23/1990
Violation issued (ECB, closed)
Construction
02/20/1990
Violation issued (ECB, closed)
Construction
Permit / Filing Register
SourceWork TypeStatusApplicantIssued
BISEQISSUEDZEN RESTORATION INC05/19/2011
BISEQISSUEDINTERSYSTEMS CORPORATION05/19/2011
BISEQISSUEDINTERSYSTEMS CORPORATION05/19/2011
BISMHISSUEDSPACE AIR CONTROL07/03/2001
BISPLISSUEDKBM BRAND PLG & HTG CO INC08/28/1997
BISBLISSUEDKBM BRAND PLG & HTG CO INC08/28/1997
BIS—ISSUEDI.M.I.E.INDUSTRS.06/25/1997
BISOTISSUEDI.M.I.E.INDUSTRS.06/25/1997
BISSPISSUEDKBM BRAND PLBG AND HTG CO01/17/1997
BISPLRE-ISSUEDKBM BRAND06/10/1996
BISOTRE-ISSUEDI.M.I.E.INDUSTRS.11/27/1995
Nothing on file for this building.
Nothing on file for this building.
▾Documents — 27 on file (BIS + DOB NOW)
▸Applications & Permits7
▸BISPLAN / WORK APPROVAL APPLICATION4
11/26/2024101422532Open ↗
05/23/2011120694999Open ↗
05/23/2011120697200Open ↗
Showing 3 of 4 on file for this type
▸BISWORK PERMIT APPLICATION3
05/23/2011120697193Open ↗
05/23/2011120694999Open ↗
05/23/2011120697200Open ↗
▸Seals & Professional Certifications7
▸BISPROFESSIONAL CERTIFICATION STATEMENT FORM3
05/23/2011120694999Open ↗
05/23/2011120697200Open ↗
05/23/2011120697193Open ↗
▸BISPROFESSIONAL CERTIFIED CHECKLIST3
05/23/2011120697200Open ↗
05/23/2011120694999Open ↗
05/23/2011120697193Open ↗
▸BISTECHNICAL REPORT: RESPONSIBILITY/CERTIFICATION1
05/23/2011120697200Open ↗
▸Safety & Tenant Protection2
▸BISSRO MD ANTI-HARASSMENT CHECKLIST2
05/23/2011120694999Open ↗
05/23/2011120697193Open ↗
▸Environmental & Asbestos3
▸BISASBESTOS EXEMPTION CERTIFICATION LETTER2
05/23/2011120694999Open ↗
05/23/2011120697193Open ↗
▸BISTHIS IS 'NOT AN ASBESTOS PROJECT'1
05/23/2011120697200Open ↗
▸Approvals, Objections & Sign-offs5
▸BISADMINISTRATIVE OBJECTIONS3
05/23/2011120694999Open ↗
05/23/2011120697200Open ↗
05/23/2011120697193Open ↗
▸BISCERTIFICATE OF OCCUPANCY/LOC: REQUEST1
12/03/2024101422532Open ↗
▸BISLANDMARKS APPROVAL1
12/03/2024101422532Open ↗
▸Filing & Intake Forms3
▸BISEFILING COVER SHEET3
05/23/2011120694999Open ↗
05/23/2011120697200Open ↗
05/23/2011120697193Open ↗