Indonesia economic growth is growing rapidly. In the terms of trading, people often draft a contract to deal about the terms and condition. Nowadays, not only trades need agreement, but employment need agreement to fulfill the rights and obligation. It is fundamental to employment law to create justice between contractor and labor. This thesis use normative analysis to determine the quality of the regulation and systematical approach of positive law and principle analysis to solve the issues, which is about termination of employment. Concerning about employment, Indonesia have several regulation such as Act Number 13 of 2003 and Indonesian Civil Code. In this case, we will observe that many aspects of law regarding the termination of a bank employee who did a data manipulation as Act Number 13 of 2003 concern that was not a big mistake. In the other hands, writer will observe about the termination procedure if there any affairs between company and employee.