The Borrower and each of its Subsidiaries has filed all tax returns and reports required by law to have been filed by it and has paid all taxes due and owing and has paid all taxes shown to be due on any assessment received to the extent that such taxes have become due and payable (except any such taxes that are being diligently contested in good faith by appropriate proceedings and for which adequate reserves in accordance with GAAP shall have been set aside on its books), except where the failure to file any such returns or reports or to pay any such taxes could not reasonably be expected to cause a Material Adverse Change.