4.6  Termination After Novation

After the Novation Effective Date the Contractor shall only be entitled to exercise its rights of termination under the Construction Contract:

4.6.1  in respect of any Event of Sub-hubco Default arising after that date in accordance with the Construction Contract; or

4.6.2  if the Proposed Substitute does not discharge the obligations and liabilities assumed by it under Clause 4.5.2(a) which relate to matters arising prior to the end of the Step-in Period within [fifteen (15)] Business Days following the Novation Effective Date.