N.Y. Real Property Tax Law § 1316
2. A designated large property is real property consisting of one parcel on an assessment roll or multiple parcels on an assessment roll under common ownership that meet all of the following criteria:
7. The school district shall apportion and levy its taxes as follows:
(d) The resulting tax levy from paragraph (c) of this subdivision shall be reapportioned among all other property within the taxing jurisdiction, exclusive of the designated large property. This reapportionment shall be done in accordance with section thirteen hundred fourteen of this article, except that: