https://www.nysenate.gov/legislation/laws/GOB/7-108
§ 7-108. Deposits made by tenants of non-rent stabilized dwelling
units. 1. This section shall apply to all dwelling units in residential
premises, unless such dwelling unit is specifically referred to in
section 7-107 of this title.
(a) No deposit or advance shall exceed the amount of one month's rent,
unless the deposit or advance is for a seasonal use dwelling unit as
provided for in subdivisions four and five of this section, or unless
the deposit or advance is for an owner-occupied cooperative apartment as
provided for in subdivision six of this section.