All exporters and importers are required to register with the Ministry of Trade. Import licences are not required, except for goods imported through bilateral and preferential trade arrangements. Insurance for imports must normally be taken out with local companies The Sudan tariff schedule is based on the Harmonised System Convention. Samples of no commercial value are admitted duty free. There are free trade zones in Port Sudan, Melut and Junaynah.
Duties are ad valorem levied on the c.i.f. value of goods at point of entry.
Stamp Duty - A stamp duty is levied on the application form for each transfer i.r.o. A minimum of two negotiable and two non-negotiable copies should be issued. If goods contain any components of other than US origin, it is usually advisable to also state the percentage of such components, unless the importer does not require this particular information. The commercial invoice should contain a signed declaration stating that all particulars mentioned in the invoice are true and correct to the best knowledge of the signatory. This must be arranged with a Sudanese insurance company.