What was permitted
Homeowners in the Upper East Side-Carnegie Hill neighborhood can see the details of an interior renovation project at 900 Fifth Avenue. This project involves architectural work within an existing dwelling unit on the 4th floor, with no changes to the property's use or occupancy.
This permit was issued on July 7, 2026, with an estimated project cost of $499,956. The general contractor for this interior renovation is DI MARTINI INC.
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