2. In the case of questions of procedure, when there is no majority or when the arbitral tribunal so authorizes, the presiding arbitrator may decide on his own, subject to revision, if any, by the arbitral tribunal.

Form and Effect of the Award

Article 32

1. In addition to making a final award, the arbitral tribunal shall be entitled to make interim, interlocutory, or partial awards.

2. The award shall be made in writing and shall be final and binding on the parties. The parties undertake to carry out the award without delay.

3. The arbitral tribunal shall state the reasons upon which the award is based, unless the parties have agreed that no reasons are to be given.