(a) This subpart applies to all civil penalty actions initiated under Sec. 13.16 of this part in which a hearing has been requested.
(b) This subpart applies only to proceedings initiated after September 7, 1988. All other cases, hearings, or other proceedings pending or in progress before September 7, 1988, are not affected by the rules in this subpart. [Amdt. 13-21, 55 FR 27575, July 3, 1990, as amended by Amdt. 13-32; 69 FR 59497, Oct. 4, 2004]