The purpose of this article is to analyze the criminal offenses in the customs field and the particular elements that each figure carries. Crimes in the customs area are becoming more and more commonplace in national and European courts. Their special feature is that they are always in development and the legislator should try to preserve the pace of the dynamic time we are living. Styding these crimes is essential, in order for them to be prevented, as well as to be able to adopt the rehabilitative measures for their authors. Criminal offenses of smuggling undermine the interests of the country by affecting the State Budget and therefore affect the financial security in the country. Also, peculiar types of smuggling also violate our national cultural and archaeological assets. It is very important to strengthen the mission of the three powers, legislative, executive and judicial in the ongoing fight against smuggling, in the framework of the fight against informality.