From the article: >Apartments in New York City ordinarily can be no smaller than 400 square feet, but the city waived those restrictions for this development.

From the article: >Apartments in New York City ordinarily can be no smaller than 400 square feet, but the city waived those restrictions for this development. >Small apartments are not new to New York. Thousands of apartments that predate the city’s 1987 zoning restrictions would be considered micro units by today’s standards. So they basically are just moderately sized studio apartments, and the only notable bit is that they're the first new construction moderately sized studio apartments in nearly thirty years.