Bachelor thesis attempts to explain the portion of Probation and Mediation Service in the process of applying the principles of restorative justice (also called reparative justice) in criminal practice. The first chapter is aimed to restorative justice and its advantages compared to retributive justice. The next chapter is an overview of alternative measures, which are currently included in the Czech Criminal Law. Next part is aimed to the Probation and Mediation Service, its history, organization, goals and principles. The final chapter deals with particular professional agendas of Probation and Mediation Service, through which Probation and Mediation Service workers use principles of restorative justice in practice. Practical part is focused on introduction of Probation and Mediation Service in specific practical cases.