Abstract. In Indonesia, the problem of inheritance is a problem that is immediately confused with the concept of muamalah and social activities that require a lot of attention along with the times. This relates to the existence and preservation of Islamic law in Indonesia, especially in the area of inheritance law. The existence of three positive legal concepts that are equally accepted as sources of law in Indonesia, namely European law, customary law and Islamic law, do not make Islamic legal values more or less eroded by two other laws, at least able to become the main law for the people Islam and for those who follow the principle of Islamic personality. In this journal, we will discuss several definitions of inheritance from the three ...