(a) Upon any complaint in writing being made by any person, or by the Arkansas Department of Transportation on its own motion, setting forth any act or thing done or omitted to be done by any person in violation, or claimed violation, of any provision of § 23-13-102 or of any order or rule of the department, the department shall enter the complaint upon its docket.
(b)
(1) The department shall immediately serve a copy of the complaint upon each defendant, together with a notice directed to each defendant requiring that the matter complained of be answered in writing within ten (10) days of the date of service of the notice.
(2) However, the department in its discretion may require particular cases to be answered within a shorter time, and the department for good cause shown may extend the time in which an answer may be filed.