N.Y. Real Prop. Tax Law § 583

§ 583. Definitions. As used in this title:\n 1. "City" means the city of New York.\n 2. "Tax", "taxes" and "taxation" mean a charge imposed on real\nproperty by or on behalf of a county, city, town, village, or school\ndistrict for municipal or school district purposes, and any special ad\nvalorem levy or special assessment.\n 3. "Watershed agricultural easement" means a watershed conservation\neasement which allows the land subject to such easement to be utilized\nin agricultural production.\n 4. "Watershed conservation easement" means an easement, covenant,\nrestriction or other interest in real property purchased by or on behalf\nof the city of New York on or before December thirty-first, two thousand\nsixteen located in those areas of the counties of Delaware, Dutchess,\nGreene, Putnam, Schoharie, Sullivan, Ulster and Westchester located in\nthe watershed of the New York city water supply, created under and\nsubject to the provisions of article forty-nine of the environmental\nconservation law which, for the purpose of maintaining the open space,\nnatural condition, or character of the real property in a manner\nconsistent with the protection of water quality generally and the New\nYork city water supply specifically, limits or restricts development,\nmanagement or use of such real property.\n