Abstract: Muslims in Indonesia occupy the first rank in terms of quantity. Along with that, naturally it is fulfilled its needs in the field of law, both in the civil and criminal fields. In the civil sector, many laws have been born, for example; waqf laws, zakat laws, marriage laws and compilation of Islamic law, banking laws and a series of other laws including religious justice laws. This is a manifestation of the struggle of Muslims to align Islamic law in the legal system in Indonesia.