Building health · MANHATTAN, NY
built 1920 · 6 stories · 20 apartments
Also known as 400 W 23 St — one building, several doors.
The building’s record over time
Filings, permits, complaints and violations from city records, newest first. Highlighted rows are unresolved and from the last year; older unresolved records are marked “never closed”. Tap any row to read it on the agency’s own site.
2026 Oct
Alteration permit
DOB NOW: Build – Approved Permits
2026 Jul
No active shed permit; permits since Mar 2024, last expired Jul 2026
2026 Feb
1 active elevator; latest periodic inspection Feb 2026
DOB NOW Elevator Safety Compliance
2025 Dec
General construction permit
DOB NOW: Build – Approved Permits
2024 Sep
General construction permit
2024 Aug
Suspended scaffold permit
2024 Jun
Supported scaffold permit
2024 May
General construction permit
2023 Nov
General construction permit
2023 Jun
Sign permit
2023 Jun
Sign permit
2022 Nov
Plumbing permit
2007 Sep
Outside FEMA's 1% annual-chance flood zone: X
FEMA National Flood Hazard Layer
1990 Jun
0 open. 6 violations on record in all, 1979–1990 — the 0 most recent are listed here
Housing Maintenance Code Violations
1920
Built
PLUTO (tax lot data)
1900 Jan
Boiler burning No. 4 oil (Spencer Fpc 4390 SPENCER FPC 4390), registration cancelled since Jan 1900
Clean Air Tracking System (boiler registrations)
Dates are the city's record dates, shown to the month.
These are city records, not an inspection by Blueflo. Every item shows its source and the date it was last checked.
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Not an inspection and not a warranty. May not be used for tenant screening — terms of use · privacy.