Termination of labor contract due to valid reason based on competence and behavior of the employee

The employement security consists of legal regulations ensuring that the worker would not be laid off without any valid reason. There are important regulations related with the employment security in the 4857 numbered Turkish Law coherent with ILO Agreement number 158. Eventhough in the scope of this study, it is discussed the difference between the justified cause and the valid reason, the study is limited to the "worker's competence and the behaviour". The valid reasons related to the business, or workplace or job´s requirements are not included in the scope of the study. For this reason,it is explained the valid reasons related to the personality of the worker that are very common in the practice. It is mainly used the Supreme Courth´s court practices. The new 7306 numbered the new Labour Court Law which was published on 25/10/2017 dated, 30221 numbered official gazette has brought new and important regulations about the Labor Law. Especialy regarding to the subject of the study, in the reemployment lawsuits it is brought in the obligatory arbitration.