Sec. 48. (a) The commission shall keep complete minutes of meetings. The minutes must reflect the following:
(1) Action taken by the commission.
(2) The reasons for the action.
(3) The factors considered by the commission in taking the action.
(b) Copies of the minutes of a meeting shall be provided to a person requesting a copy.
(c) An interested party who desires a transcript of a matter heard by the commission may, at the interested party's expense, have a transcript prepared.