N.Y. Comp. Codes R. & Regs. tit. 20, § 8186-3.10
(a) Subject to the limitations set forth in sections 8186-3.5 and 8186-3.6 of this Subpart, a special equalization rate or certified change in level of assessment factor may be rescinded and, if necessary, a new special equalization rate established or change in level of assessment factor certified, if: