In addition to any other right a party in a proceeding before the Commission may be entitled to, the party may:
(1) summon witnesses, present evidence, and present argument;
(2) conduct cross-examination and submit rebuttal evidence; and
(3) take depositions in or outside of the State, subject to regulation by the Commission to prevent undue delay, and in accordance with the procedure provided by law or rule of court with respect to civil actions.