(1) In allocating the costs of the proceeding, the Tribunal shall consider all relevant circumstances, including:
a)
the outcome of the proceeding or any part of it;
b)
the conduct of the parties during the proceeding, including the extent to which they acted in an expeditious and cost- effective manner and complied with these Rules and the orders and decisions of the Tribunal;
, it shall award the prevailing party its reasonable costs, unless the Tribunal determines that there are special circumstances justifying a different allocation of costs.
(3) The Tribunal may make an interim decision on costs at any time, on its own initiative or upon a party’s request.
(4) The Tribunal shall ensure that all decisions on costs are reasoned and form part of the Award.