(a) Except as agreed by the parties, an award of costs of an arbitration is at the discretion of the arbitration tribunal.
(b) In making an order for costs:
(1) the arbitration tribunal may include any expenses incurred in connection with the arbitration, including:
(A) the fees and expenses of the arbitrators and expert witnesses;
(B) legal fees and expenses; and
(C) administration fees of the institution supervising the arbitration; and
(2) the tribunal may specify:
(A) the party entitled to costs;
(B) the party required to pay costs;
(C) the amount of costs or method of determining that amount; and
(D) the manner in which the costs are to be paid.