Based on the substantiation of the necessity of changes in the management system of the enterprise in order to increase Ukraine's level in international economic ratings, a comprehensive model of the transformation of theoretical and methodological principles of accounting, analysis and audit in the management of foreign economic activity was developed. An approach to the formation of the accounting, analysis and audit principles of the enterprise's foreign economic activity, which takes into account the differentiation of decisions made in the system of management of foreign economic activity, it allows using the environment of the business entity to improve the efficiency of the implementation of foreign economic transactions. The basis of the theoretical and methodological principles of audit in the part of the suggested model of the transformation of the accounting system of transactions of foreign economic activity, which consists of tasks, elements of the method and objects of accounting, which form different processes of the types of foreign economic transactions, and provides increasing of the reliability of accounting information support, as it takes into account the influence of the internal and external environment of the enterprise. The methodical principles of the audit of export and import transactions of enterprises in the part of suggestions for improvement of documentary support, formation of the value of imported goods and reflection on the analytical accounting accounts of export-import transactions with goods, which increases the efficiency and reliability of the formation of responses to information requests of the system of management of foreign economic activity, was developed. The directions of improvement of the organizational and methodical provisions of audit for foreign economic activity of enterprises are grounded, taking into account changes in the tendencies of development of foreign economic activity at the micro and macro levels. The peculiarities of application of internal and external methods of management of currency risks in the system of enterprise accounting as an effective management tool were disclosed. It is reflected as the influence of the external environment in the accounting system and forms information support for users who make decisions on planning and development of foreign economic activity of the enterprise. The stages of obtaining foreign investments in accounting were substantiated, which promotes the modification of the methodological support of audit of foreign investments as the basis for the formation and improvement of the investment climate.