Until completion of a novation pursuant to Clause 4.5 (Implementation of Novation) (unless the terms of such novation expressly preserve an obligation or liability of Sub-hubco), Sub-hubco shall continue to be liable for all its obligations and liabilities, whenever occurring, under or arising from the Construction Contract notwithstanding:
5.2.1 the service of a Step-in Notice or the issue of a Step-in Undertaking or the expiry of the Step-in Period or the release of a Step-in Undertaking; or
5.2.2 the service of a Proposed Novation Notice; or