(a) Notice of hearing will designate the time and place thereof, the person or persons who will preside, and the kind of decision to be issued. The date or place of a hearing for which notice has been issued may be changed when warranted. Reasonable notice will be given to the parties or their representatives of the time and place of the change thereof, due regard being had for the public interest and the convenience and necessity of the parties or their representatives. Notice may be served by mail or telegraph. Notice may be served by mail, facsimile transmission, or electronic mail.
(b) Motions for postponement of any hearing date shall be filed in accordance with Sec. 502.104. [Rule 144.] [49 FR 44369, Nov. 6, 1984, as amended at 64 FR 7810, Feb. 17, 1999; 64 FR 23551, May 3, 1999] Sec. Sec. 502.145-502.149 [Reserved]