N.Y.C. Admin. Code § 11-230: § 11-230 Issuance of final determination; limitation of time.

Except as otherwise provided in section one hundred sixty-five of the charter, the final determination of the tax commission upon any application for the correction of an assessment and upon the evidence taken thereunder shall, where the evidence is taken by the commission or by a commissioner, be rendered within thirty days after the hearing of such application is closed. Where the evidence is taken by an employee of the tax commission authorized to take testimony on applications, the final determination shall be rendered within thirty days after the application and the testimony hereon shall have been filed with the commission at its main office. Immediately upon making a correction of an assessment, the tax commission shall notify the commissioner of finance thereof.