(a) An appraisal model identified and published by the New York state department of taxation and finance, in consultation with the New York state energy research and development authority, within one hundred eighty days of the effective date of this section, and periodically thereafter as appropriate; and
(b) A solar or wind energy system discount rate or rates published annually by the New York state department of taxation and finance; provided that prior to such publication, such discount rate or rates shall be published in preliminary form on the department's website and notice thereof shall be sent to parties who have requested the same. The department shall then allow at least sixty days for public comments to be submitted, and shall consider any comments so submitted and make any changes it deems necessary prior to publishing the final discount rate or rates; and
(c) In the formulation of such a model and discount rate, the New York state department of taxation and finance shall consult with the New York State Assessors Association. Provided, further, in the formulation of such a model and discount rate, the New York state department of taxation and finance shall be authorized to take into account economic and cost characteristics of such solar and wind energy systems located in different geographic regions of the state and consider regionalized market pressures in the formulation of the appraisal model and discount rate required under this section. 2. The reports required by section five hundred seventy-five-a of this title shall be designed to elicit such information as the commissioner may reasonably require for the development and maintenance of an appraisal model and discount rate. 3. The provisions of this section shall only apply to solar or wind energy systems with a nameplate capacity equal to or greater than one megawatt.