Moldova legislation, and in foreign countries. e dierent doctrinaires’ opinions are listed, which reect on the position of the unity of crimes in the penal code, and their opinions regardling the qualication of the unity of crimes’ actions. Also, various cases of unity crimes, from judicial practice, were investigated and expressed the own opinion. e main idea remains to be seen what extent the rule of criminalization may or may not incorporate the content of a single criminal component. us, if the action or the totality of actions fall under the incidence of a single norm of incrimination, constituting a single content of crime, we will be in the presence of a unity of crimes.