A respondent may, within 20 days following the receipt of a written notice of proposed debarment, file a request for a hearing before the Judicial Officer. The request shall be addressed to the presiding officer through the Vice President who initiated the debarment proceeding and shall be accompanied by a concise statement admitting, denying or explaining each of the allegations set forth in the notice of proposed debarment and stating the relief desired. [36 FR 11574, June 16, 1971, as amended at 63 FR 66051, Dec. 1, 1998]