Manhattan · Block 1571 · Lot 15 · 10128

421 East 91 Street

2 floors · 20,142 sq ft · built 1930 · class K9 · owner of record: 421 East 91st Street, Llc

2open violations
$12,500ECB/OATH penalties owed
0HPD class C (immediately hazardous)
47dto Gas piping inspection (2026 cycle)

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New violations the morning after they're issued, plus deadline reminders. Free for one building.

Compliance deadlines

RequirementDueStatus
Gas piping inspection (2026 cycle) Likely applies
Local Law 152 · During 2026
What this is

Buildings with gas piping (except one- and two-family homes) need a periodic gas piping inspection by a licensed master plumber every four years. Community district 8 is on the 2026 cycle; certification is filed with DOB after the inspection. Buildings with no gas piping file a certification instead. Agency page

Dec 31, 2026
in 47 days
Due this year
Annual parapet observation Check
Local Law 126 · By December 31 each year
What this is

If the building has a parapet facing a street, sidewalk or other public way, a competent person (such as a mason, engineer or architect) must observe it every year and the owner keeps the report for DOB on request. Detached one- and two-family homes are exempt. Agency page

Dec 31, 2026
in 47 days
Keep the report on file (not filed with DOB)

Open violations

ECB / OATH (2) · $12,500 owed
IssuedViolationHearingBalance
Oct 1, 2024Construction CLASS - 1
FAILURE TO SUBMIT THE REQUIRED PARKING STRUCTURE INITIAL OBSERVATION REPORT FOR AN EXISTING PARKING STRUCTURE OR A PERIODIC INSPECTION OF A PARKING STRUCTURE(PIPS)REPORT DOCUMENTING THE CONDITIONS OF PSID#M0002
#37030842Y
May 21, 2026
DEFAULT
$12,500
Sep 29, 2021Construction CLASS - 2
OCCUPANCY CONTRARY TO THAT ALLOWED BY THE CERTIFICATE OF OCCUPANCY OR BUILDINGS DEPARTMENT RECORDS. AT TIME OF INSPECTION, OBSERVED GREEN HOUSES ERECTED ON THE ROOF LEVEL UNDER JOB #101730405. HOWEVER TEMPORARY
#39048410Z
Aug 11, 2022
ADMIT/IN-VIO
$0
DOB (0)

None open.

DOB NOW Safety (0)

None open.

HPD (0)

None open.

Check the agency records

Always confirm on the city's own systems before acting: DOB BIS property profile · DOB NOW · HPD Online · Pay ECB/OATH penalties (CityPay)

City records as of Nov 14, 2026, 4:33 AM ET. BBL 1015710015.

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