The purpose of this essay is to describe the legal conditions of the two legal rights the safety representatives upholds, the right to suspend work and the right to request investigations. Furthermore, it should be investigated and explained what obstacles and problems the safety representatives may face when it comes to exercising these rights. The aim is also to give the essay a diversity perspective with the help of a study of language problems among migrated workers and if this can be a safety hazard in the work and how it then can be related to the safety representatives legal rights mentioned above. As occupational health and safety issues also are regulated by EU law, the purpose of this essay is also to give a brief account of how EU bodies affects the law concerning occupational health and safety issues. In order to answer the essays research questions and to achieve its purpose, I have worked with the legal method and also performed a qualitative research interview.   I have concluded that the right to request investigations and the right to suspend work are two powerful tools that a safety representative has at its disposal. However, there are several aspects that can affect how they can be used and for what. Furthermore, I also came to the conclusion that there are certain obstacles affecting safety representatives possibilities  to work with its right, in the form of knowledge, time for education and also fear from negative consequences applied from the employer. Finally, I would like to present my conclusions concerning language problems and that they could be considered a safety hazard in the work and that the right to request investigations and the right to suspend work could be relevant in the particular case.