definiens: means ( i ) Liens for Taxes not yet due or delinquent or the validity or amount of which is being contested in good faith by appropriate proceedings and for which adequate res erves have been established in accordance with GAAP, provided no notice of any such Lien has been filed or record ed under the Code and the Treasury Regulations thereunder, ( ii ) materialmen ’s, mechanics ’, carriers ’, workers ’, warehousemen ’s, repairers ’ and similar Liens arisin g in the Ordinary Course of Business, securing obli gations as to which there is no default and which are not yet due and payable, or the validity or amount of which is being contested in good faith by appropriate proceedings which have the effect of preventing the forfeiture or sale of the property subject thereto and for which adequate res erves have been established in accordance with GAAP, ( iii ) Liens to secure payment of workers ’ compensation, u nemployment insurance, social security or other soc ial security legislation ( other than Liens imposed by E RISA ), and ( iv ) with respect to real property, any nonmonetary Lien or other requirement or restriction arising un der any zoning, entitlement, building, conservation restriction and other land use and environmental Applicable Law, but only if the same are not being violated by th e current use of such real property or the operation of the b usiness of Issuer and its Subsidiaries