The engine of economic development is the development of digital data. Data is a new economic resource of the 21st century. The era of big data requires a high-quality organization, presentation for logical understanding and interpretation of queries according to certain criteria of filtering, constant updating and relevance of data, monitoring of use, protection against unauthorized interference. Data protection of economic agents is especially acute. The development of the digital economy also has negative consequences in promoting various sophisticated fraudulent machinations, money laundering schemes, data theft of certain individuals, citizens, and government data, which can lead to global political and economic conflicts and disputes. Therefore, a quality organization, comprehensive design of a database that provides composed monitoring of financial transactions by economic agents at the internal level are essential and relevant. The article develops a scheme of databases of economic agents, which are based on internal and external regulatory information for financial monitoring. Tables of databases on the basis of normative and reference information using enter sources cover the questionnaire of financial monitoring of the client, risk clients in the system of the economic agent, clients on which there are Court rulings which financial operations can contain signs of risky, PEP-clients of the economic agent, clients, on which there is a share of state property, prohibited industries, directories (code of the type of financial transactions, code of the sign of financial transactions of obligatory financial monitoring, code of the sign of financial transactions of internal financial monitoring, code of the identity document, code of the subject of primary financial monitoring , code of the type of message, code of legal status of the participant of the transaction, code of the type of the person connected with the financial transaction, code of presence of the permission to submit information, code of a sign of realization of the financial transaction, codes of areas of Ukraine, risk criteria), clients with FATCA-status.

For the formation of databases of financial monitoring by economic agents based on  external (extra) regulations developed tables containing: information from the Unified State Register of Legal Entities, Individual Entrepreneurs and Public Associations, the State Financial Monitoring Service of Ukraine with terrorism and international sanctions, public figures and members of their families, sanctions list of the National Security and Defense Council of Ukraine, sanctions list of the Ministry of Economic Development and Trade of Ukraine, US sanctions list, EU sanctions lists, worldwide sanctions lists, lists of high-risk countries, information from the First All-Ukrainian Credit Histories Bureau, information from the International Credit Histories Bureau, list of dual-use goods, list of persons with state ownership, AntiFraud HUB – information on fraudsters, bankruptcy register, register of debtors, register of court decisions, database of invalid documents, persons hiding from the authorities, the register of single tax payers, registers of encumbrances on movable and immovable property, data on securities, the register on lustration, the register of arbitration trustees, the corruption register of the database of Ukrainian organizations, information on foreign companies.