N.Y. CNT Law § 255
Representation by municipalities and district
§ 255. Representation by municipalities and district. At the public
hearing on the establishment of a county district which includes the
whole or any part of a city, village or such district furnishing a
similar service as the proposed district, the inhabitants of such city,
village or district may be represented jointly by an officer or official
of the municipality or district duly designated by the governing body of
the municipality or district to attend.