4 Project Co shall promptly provide the Authority with full details of any proposed Qualifying Refinancing, including a copy of the proposed financial model relating to it (if any) and the basis for the assumptions used in the proposed financial model. The Authority shall (before, during and at any time after any Refinancing) have unrestricted rights of audit over any financial model and documentation (including any aspect of the calculation of the Refinancing Gain) used in connection with the Refinancing whether that Refinancing is a Qualifying Refinancing or not.