Russia’s military aggression against Ukraine has caused large-scale destruction of productive capital and infrastructure, and has resulted in human casualties and social losses. The war has resulted in job and income losses, reduced purchasing power and economic crime. Preserving the territorial integrity of Ukraine is the most important task of the Ukrainian people. The challenges that came with the war are a serious problem for the stability and security of society, a threat to the sustainability of legal institutions, democratic values and the rule of law. Corruption, organized and economic crime are the most complex issues in Ukraine that affect the stability of the state and pose threats to national security. The fight against crime is aimed at applying comprehensive measures to prevent, stop and expose criminal organizations. Under martial law, the issue of preventing all types of crime is one of the most important. Organized crime poses a threat to the security of the state and is used to destabilize the situation in Ukraine. A large number of goods are smuggled, which negatively affects the economic security of the state. In order to avoid such illegal supplies of goods in retail and wholesale trade, it is necessary to create all the necessary conditions, measures, responsibility, control and increased liability for economic crimes at the legislative level to ensure economic stability and prevent criminal activity. The threatening scale and dangerous manifestations of economic crime are taking on various schemes and organized forms, the fight against which is an important task for our country to create an economically developed country in the post-war period and for successful integration into the European Union. Ukraine has already done some of the work to implement the European Commission’s recommendations for granting Ukraine the status of an EU candidate country. One of the areas of implementation of the EU-Ukraine Association Agreement by sector is financial cooperation and the fight against fraud. It is in this area that the implementation progress is the worst