The article discusses economic processes and relations associated with the development of entrepreneurship and formation of a conceptual model of the entrepreneurial sector of the BRICS association. In the conditions of development and modernization of the world economy, entrepreneurship becomes an integral link in the structure of the social reproduction process, without which it is impossible to ensure successful socio-economic development and economic efficiency. The ability to adapt to

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... t changes, test innovative ideas, simplicity and flexibility of the management structure makes entrepreneurial activities one of the vectors of development of transnational associations. The urgent problem is creation of conditions for the development of entrepreneurial activities of associations of states, in particular the BRICS group. In order to develop the business sector of the BRICS countries, create conditions for successful business, and regulate the development of entrepreneurship, it is necessary to develop a conceptual model for developing the business sector of the BRICS association. The main goal that united the BRICS countries was the creation of fair condition. ns and rules for cooperation, taking into account their own interests in various areas of international activities, including economic and financial ones. Based on the study of economic relations of the BRICS countries, a conceptual model for the development of the business sector was developed.