Building permitNew York CityPermit Entire

509 West 48 Street Manhattan

Alteration permit in New York City, issued July 14, 2026. Permit #M01270867-S4.

$1,000
DECLARED VALUE
Permit Entire
STATUS
July 14, 2026
ISSUED
September 17, 2025
FILED

Permit details

Permit numberM01270867-S4
Address509 West 48 Street Manhattan, 10036
Permit typeAlteration
Work descriptionFloor: Floor Number(s) 001 through 001
ApplicantJEFFREY SMILOW

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Source: New York City official permit records (New York City Department of Buildings (DOB)), retrieved by The Permit Sheet. Verify current status with the issuing department via DOB NOW Public Portal before relying on it.