Each Group Member has timely filed or caused to be filed all Federal and state income Tax returns and any other material Tax returns that have been required to be filed (taking into account extensions) and has timely paid all such Taxes and assessments payable by it which have become due (other than any the amount or validity of which are currently being contested in good faith by appropriate proceedings and with respect to which reserves in conformity with GAAP have been established); no Liens for Taxes have been filed (other than Liens for Taxes not yet due or the amount or validity of which are being contested in good faith by appropriate proceedings, provided that adequate reserves with respect thereto are maintained in conformity with GAAP), and, to the knowledge of the Parent Borrower, as of the date hereof, no claim is being asserted with respect to any such Tax.