2.       If a substitute arbitrator is appointed under either Article 10 or Article 11, the tribunal shall determine at its sole discretion whether all or part of any prior hearings shall be repeated.

R-3. General Conditions

Representation

Article 12

Any party may be represented in the arbitration.  The names, addresses and telephone numbers of representatives shall be communicated in writing to the other parties and to the administrator. Once the tribunal has been established, the parties or their representatives may communicate in writing directly with the tribunal.

Place of Arbitration

Article 13