Abstract: Although Muslims in Indonesia adhere to the Sunni ideology, the Compilation of Islamic Law (KHI), inaugurated through Presidential Instruction No. 1 of 1991, does not fully quote the opinions of the scholars from the al-Arba'ah School. For example, the provisions in Articles 115, 129, 130 and 134 require a divorce to be carried out before the court. This provision is not found explicitly in the view of the Madzhab al-Arba'ah. Therefore, many religious institutions and Islamic community organizations issue fatwas regarding divorce outside the court, including the Shia Imamiyyah group. This study aims to compare the concept of fiqh talak in the Shia Imamiyyah with the concept of talak in the Compilation of Islamic Law. This study us...