(a) Filing. All papers filed with the ASC in any proceeding shall be filed with the Secretary, Appraisal Subcommittee, 2000 K Street, NW., Suite 310, Washington, DC 20006.
(b) Manner of filing. Unless otherwise specified by the ASC, filing may be accomplished by:
(1) Personal service;
(2) Delivering the papers to a reliable commercial courier service, overnight delivery service, or to the U.S. Post Office for Express Mail delivery; and
(3) Mailing the papers by first class, registered, or certified mail. [57 FR 31650, July 17, 1992, as amended at 69 FR 2501, Jan. 16, 2004]