This study aims to analyze murabahah accounting treatment at Baitul Mal wa Tamwil (BMT ) Usaha Artha Sejahtera which is adjusted to Pernyataan Standar Akuntansi Keuangan (PSAK) 102. The type of research used in this study is a qualitative research with a case study approach. The data used are primary data and secondary data. Data collection techniques used consisted of interviews and documentation. Test the validity of the data using triangulation techniques and sources. The results of research show that there is still accounting treatment that is not fully in accordance with PSAK 102, namely when there is recognition and measurement of murabahah assets BMT Usaha Artha Sejahtera does not recognize murabahah assets at the cost of goods, does not use certain formulas in determining murabahah margins, BMT Do not impose fines on customers but provide a letter of warning in accordance with the policy of the BMT. At the time of presentation of murabahah receivables are not presented in the balance sheet at the net realizable value, but integrated with other receivables as receivables and financing, deferred murabahah margin is not disclosed as a deduction from murabahah receivables, but is recorded as receivables and financing. and the BMT did not disclose the murabahah margin, but disclosed it together with other financing contracts as profit sharing for financing.