The article describes the features of the process of improving the legislation of the Republic of Uzbekistan on the liberalization of the foreign trade regime for accession to the WTO, its general characteristic, which is the most popular institution for dispute resolution, the economic interdependence of states due to the rapid expansion of mutual flows of goods and capital, the growing exchange of services and technologies has turned the world economy into a more or less integral economic system, the link in which international trade in goods and services and the movement of capital. In this article, the steps to be taken in the process of joining the WTO, as well as their legal basis, as well as the process of integration between several international organizations and countries, are analyzed. What kind of organization is the World Trade Organization, the legal order of membership of the organization, the system of legal norms in the management of international trade by the organization, the advantages and disadvantages of the organization for states, as well as the fact that Uzbekistan is a member of this organization are studied. The steps to be taken in the process of joining the WTO, as well as their legal basis, are also analyzed and the integration process taking place between several international organizations and countries.