Customs role in international trade and protection of domestic market. International normative acts governing customs operation (KIOTO, CMR, ATA conventions). National normative documents on customs matters. The law "On the State Revenue Service", the law "On Customs duties (tariffs)". Customs Law: pre-clearance activities, clearance of goods, movement of goods across the customs boarder, customs control, free zones, infringements of customs regulations, customs warehouses, customs brokers.