(2) If the person cited appears before the commission on the appearance date and does not contest the citation, the commission shall dispose of the citation as authorized by law, which may include the assessment of a civil penalty, pursuant to section 16-608-22, and the citation is deemed a final order of the commission. If a civil penalty is assessed, the person cited will be issued a bill for collection requiring payment within fifteen days from the appearance date. If payment is not received by the commission within the fifteen day period, the person cited will be issued a second bill for collection requiring payment within fifteen days from the date of the second bill for collection. A respondent who fails to make payment of the civil penalty to the commission within fifteen days from the date of the second bill for collection is in default, pursuant to section 16-608-23(c). The respondent's appearance before the commission on the date and at the time and place specified in the citation to state whether the respondent contests or admits to the alleged or suspected violation, is a preliminary appearance and is not a chapter 91, HRS, hearing, This preliminary appearance before the commission may be conducted by the commission or by a hearings officer appointed by the chairperson.