摘要：The investigation is aimed at knowing the internal control system as one of the ways done to prevent bad debts/ bad credits of musyarakah financing, as the capital provided by the bank at BJB Syariah KCP Sukajadi. Besides, this study was also performed know the implementation of internal control system in that bank; whether or not it was done well by the department of Marketing Funding and Financing as the executor of that system itself. The method employed in this study was qualitative through phenomenology and case study. The data used in this study were the primary data taken from the results of in depth interview, participatory observation and the secondary data consist of several documents such as the audio recording of the interview between the researcher and the informant being interview and other related documents. The primary fountain of the data in this study were the head of BJB Syariah KCP Sukajadi, the operational manager, Marketing Funding and Financing department, Customer Service department, and Financing Support and Back Office Administration department. Meanwhile, the fountain of the secondary data was the related documents and the supporting literature. From the identification results of the results of the study and discussion done which referred to the five components of internal control system in COSO (Comitee of Sponsoring Organization of the Threadway Comission) namely 1) controlling environment, 2) the management of risk estimation, 3) controlling activities, 4) information and communication, and 5) supervising, it was concluded that the internal control system at BJB Syariah KCP Sukajadi was categorized week to minimize bad debts/ credits especially in musyarakah financing as the capital provided by the bank.
关键词：internal control system; bad debts/bad credits; capital musyarakah financing; sistem pengendalian internal; kredit macet; modal musyarakah pembiayaan
