4.7 Sub-hubco shall promptly upon the occurrence of a [Funding Default] notify the Authority of such [Funding Default].
4.8 The Authority may, in circumstances referred to in Clause 4.7 above (regardless of whether the Senior Funders have exercised any enforcement or similar rights under the Senior Funding Agreements), require Sub-hubco to provide an [Interim Project Report] and to attend, and use all reasonable endeavours to ensure that the Senior Funders attend, such meetings as the Authority may convene to discuss such [Interim Project Report] and the circumstances giving rise to it.
4.9 Sub-hubco shall promptly upon a failure by the Senior Funders to advance amounts due under the Senior Funding Agreements (or in circumstances that might reasonably be expected to lead to such a failure) notify the Authority of such failure (or expected failure).
4.10 The Authority may, in the circumstances referred to in Clause 4.9 above, require Sub-hubco to attend, and use all reasonable endeavours to ensure that the Senior Funders attend, such meetings as the Authority may convene to discuss the circumstances.