Advance licence duty exemption allows customs relief for materials imported for deemed exports, subject to bond and compliance. Exemption permits materials imported under an Advance Licence for deemed exports to be relieved from customs duty and specified additional duties, conditional on production of the licence with required endorsements, execution of a bond to cover duties and interest for non compliance, evidence of supply of final goods within prescribed periods, utilisation of materials in manufacture of specified final goods, and importation through prescribed ports, airports, depots or notified SEZs, with Commissioner of Customs empowered to allow other entry points and equivalent exemption treatment extended to EOUs, SEZs and related export-linked units.