54.3 Subject to:
54.3.1 any other express right of the Authority pursuant to this Agreement; and
54.3.2 the Authority's right to claim, on or after termination of this Agreement, the amount of its reasonable costs, losses, damages and expenses suffered or incurred by it as a result of rectifying or mitigating the effects of any breach of this Agreement by Project Co save to the extent that the same has already been recovered by the Authority pursuant to this Agreement or has been taken into account to reduce any compensation payable by the Authority pursuant to Clause 46 (Compensation on Termination),
the sole remedy of the Authority in respect of a failure to provide the Services in accordance with this Agreement shall be the operation of the Payment Mechanism.
54.4 Subject to Clause 39 (Authority Events of Default) and any other express right of Project Co pursuant to this Agreement, Project Co's sole remedy in respect of any breach of this Agreement which is a Compensation Event shall be pursuant to Clause 29 (Delay Events).
54.5 Nothing in Clause 54.3 shall prevent or restrict the right of the Authority to seek interdict or a decree of specific implement or other discretionary remedies of the court.
54.6 Notwithstanding any other provision of this Agreement, neither party shall be entitled to recover compensation or make a claim under this Agreement or any other agreement in relation to the Project in respect of any loss that it has incurred (or any failure of the other party) to the extent that it has already been compensated in respect of that loss or failure pursuant to this Agreement or otherwise.
54.7 Neither party shall have the right to terminate this Agreement for breach of contract save as expressly set out in this Agreement.