The Company and its Subsidiaries have filed all United States federal tax returns and all other material tax returns which are required to be filed by any Governmental Authority and have paid all taxes shown as due pursuant to said returns or pursuant to any assessment received by the Company or any of its Subsidiaries by any Governmental Authority, except such taxes, if any, as are being contested in good faith and as to which adequate reserves have been provided in accordance with GAAP and as to which no Lien (other than as permitted by Section 6.14) exists except as could not reasonably be expected to result in a Material Adverse Effect. No material tax liens have been filed and no claims are being asserted with respect to any such taxes, other than as permitted by Section 6.14.