29. In its decision, the council of arbitration may decide the arbitration expenses, namely the expenses incurred by the Order for the arbitration. The total amount of the expenses may not exceed 15% of the amount to which the arbitration pertains.
The council of arbitration may also, when the account in dispute is confirmed in whole or in part or a reimbursement is awarded, add interest and an indemnity as provided in articles 1618 and 1619 of the Civil Code, calculated from the date of the application for conciliation.