In every legal system, the norms regulating the relations of subordinates are designed based on basic principles and rules. The concept of good ethics is one of the basic principles and rules in every legal system. Like any other norm, good manners are violated by law enforcement officers. The purpose of the current research, which was compiled with descriptive-analytical method and library tools, is to investigate the feasibility of extending jurisprudential titles to crimes against good morals. The findings show that some jurisprudential titles have the ability to be criminalized as a crime against good morals. The title of spreading prostitution can be extended to committing a crime against moral security and good morals, many crimes that have the title of indecent acts and other similar titles are also examples of spreading prostitution and can be criminalized with this title. and determined a punishment for them. In addition, it is possible to criminalize organized crimes against good morals under the title of spreading prostitution. But it should be noted that, by resorting to the results and in spite of meeting the legal and logical requirements, it is not possible to move in the direction of interpretation to criminalize the aforementioned behaviors; Rather, it can be considered as a basis for the legislator to criminalize the aforementioned behaviors under the title of crimes against morals. On the other hand, in order to reduce criminal inflation, the legislator should decriminalize other penal titles that can be supported through non-criminal mechanisms, in order to prevent criminal inflation and the multiplicity of criminal titles.