The article considers financial security as an object of financial criminal offenses based on a comprehensive systemic analysis in the context of economic reform. Evolutionary, formal-legal and comparative-legal methods of research of criminal-legal phenomena are used in the research. Measures of criminal legal protection of the country's financial system are currently not effective, they do not take into account the changes that are taking place in the field of financial activity of the state, which leads to a change in the object of financial criminal offenses.
The article clarifies the issue of legal regulation of financial relations during martial law in Ukraine. Changes in the powers of the Cabinet of Ministers of Ukraine, the Minister of Finance of Ukraine, the State Treasury Service of Ukraine, the National Bank of Ukraine, the Supreme Commander-in-Chief of the Armed Forces of Ukraine, military administrations, and local bodies during this period were considered.