New York Laws
Article 12-B - County Planning Boards and Regional Planning Councils
239-NN - Rights and Duties of Neighboring Municipalities in Planning and Zoning Matters.

(a) "Municipality" shall mean a city, except a city having a
population in excess of one million, a town or a village.
(b) "Adjacent municipality" shall mean a city, except a city having a
population in excess of one million, town or village which has a portion
of its boundary that is contiguous with another municipality.
3. The legislative body or other authorized body having jurisdiction
in a municipality shall give notice to an adjacent municipality when a
hearing is held by such body relating to:
(a) the issuance of a proposed special use permit or the granting of a
use variance on property that is within five hundred feet of an adjacent
municipality;
(b) site plan review and approval on property that is within five
hundred feet of an adjacent municipality; or
(c) a subdivision review and approval on property that is within five
hundred feet of an adjacent municipality.
4. Such notice shall be given by mail or electronic transmission to
the clerk of the adjacent municipality at least ten days prior to any
such hearing.
5. Such adjacent municipality may appear and be heard.