Russia's transition to market relations has revealed the need to create new economic institutions that regulate the relationships between various business entities. Among them one of the leading places should belong to auditing whose main goal is to ensure control over the accuracy of the information reflected in the accounting (financial) statements. Data on the use of property, cash, commercial transactions and investments from economic entities can be objectively confirmed by an independent auditor.?The analysis of practice and theoretical provisions indicate the need to create an effective system of civil law regulation of activities in the provision of audit services at the present stage. It is important to identify the features of the audit services agreement and determine its place in the system of Russian civil law contracts. All of the above determines the choice of the research topic, its relevance and significance from the point of view of theory, legislation and the practice of its application.