Th e article presents information on people reporting irregularities in enterprises and institutions and government agencies. Th e issue of whistleblowing, which very oft en is called to term, it is very diffi cult and socially complex because our society is not yet at the stage of acceptance of this type of behavior. We accept the fi ght against crime by the police, we agree with the need to punish criminals. However, you are not sure whether we want to inform you about the crimes. Th e problem concerns the human mentality but very important is the law and the procedures involved. Today, unfortunately, provide information about a crime connected with the problem of lack of protection of such people, courageous people. Th is article will address the information gathered by the Foundation Stefan Batory, which conducted a series of studies in the fi eld of reporting irregularities. In addition, it will be analyzed the legal situation of such persons on the basis of Polish legislator. Th is analysis will be based on the provisions of the UN Convention against Corruption, which was adopted by the United Nations General Assembly on 31 October 2003. Th e result of the analysis will show the conditions that must be met in order to secure transmission of information on irregularities in the Polish realities and social system.