Temporary entry for exhibition material is allowed under the Carnet system of the International Chamber of Commerce.  The exporter should ensure that required documents under the Carnet system are certified in the country of origin of the material.  These documents should be presented at the time the goods are cleared from Customs.  Goods brought into the country under the Carnet system must be re-exported within one year.  For additional information, contact the approving authority: Sri Lanka Customs, telephone +94-11-2421141, fax +94-11-2446364.  Any products subject to import controls (as described above) also require approval from the relevant government authority prior to importation.