Any person so aggrieved by a determination of a local board may appear and present his case in person, or by duly appointed representative, and may submit affidavits or produce evidence under oath relative and material to the review of the action taken by the local board. The applicant must appear in person on the date set forth in the notice given him, and on all adjourned dates.
N.Y. Comp. Codes R. & Regs. Tit. 9 § 52.2