N.Y. General Municipal Law § 967
(a) The governing board of any city, town, village or county in which an empire zone is located is hereby authorized and empowered to:
(i) adopt a local law providing that any taxes levied by or on behalf of such city, town, village or county upon taxable real property in such zone shall be divided based on the area's original taxable value and its incremental value as determined in subdivisions (c) and (f) of this section, provided however, that no city, town, village or county may adopt a local law providing for such a division of taxes if: