N.Y. County Law § 280-f

§ 280-f. Representation by municipalities and district. At the public\nhearing on the establishment of a county district which includes the\nwhole or any part of a town, village or such existing district\nfurnishing a similar service as the proposed district, the inhabitants\nof such town, village or existing district may be represented jointly by\nan officer or official of the municipality or existing district duly\ndesignated by the governing body of the municipality or existing\ndistrict to attend.\n