According to the criminal code, the maximum penalty is the death penalty which do not corresponding to the principles of human dignity that every human have the right to life and unbreakable. It is also not consistent with the United Nation and the principle of international treaties, agreements which Thailand is a party. Moreover, the punishment is contrary to the principles of Buddhism, a main religion. In addition, the punishment of death penalty may be a mistake from the procedure process such as arrest an innocent people. As such, it will not be overruled. However, to abolish the death penalty, Thailand should build a confidence in society where different standing points are posted in order to create a general idea to be accepted. Then, the modification to the law and the abolition of the death penalty is possible.