18.  JURISDICTION OVER SUB-CONTRACTORS

The Adjudicator or the Arbitrator as appropriate shall not have jurisdiction to determine the Construction Sub-Contract Dispute or the Operating Sub-Contract Dispute but the decision of the Adjudicator or the Arbitrator shall, subject to Clause 21, be binding on the Contractor and the [Construction Sub-Contractor] insofar as it determines the issues relating to the Construction Sub-Contract Dispute and on the Contractor and the Operating Sub-Contractor insofar as it determines the issues relating to the Operating Sub-Contract Dispute.