ABSTRACTThis research was conducted to analyze the application of mudharabah and musyarakah profit sharing financing systems and its accounting treatment based on PSAK 105 and 106 on Islamic financial institutions in the Malang Amanah Sejahtera Cooperative. This study used a qualitative method. Based on the results of analysis used qualitative method show that Malang Amanah Sejahtera Cooperative was not fully implemented recognition, measurement, presentation and disclosure both PSAK 105 for Mudharabah Financing and PSAK 106 for Musyarakah Financing.Keywords: Mudharabah, Musyarakah, Mudharabah Accounting Treatment, and Musyarakah Accounting Treatment.