Increasing trade exchanges between depends on moving in groups of agriculture, industry and commerce, transport sector in trade has the key role. Considering a remarkable share of transportation is inevitable. The transit of goods from manufacturer to dealer shop located in the international arena from a country to the other countries requires multiple and diverse set of affairs such as: collecting the goods, classification of goods, insurance affairs, tax, customs affairs, transport by other means, transport to the port, airport or terminal that all these affairs in freight transport is done by intermediaries. This article studies further understanding of transport and multimodal transport and obligations and responsibilities regarding this issue. As there is a few studies on the obligation of transport, I will check on this important issue in Iran and identification of it in the Geneva Conventions.

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