Implementation of quality assurance systems in IAIN STS Jambi implemented in early 2012, through the build system of internal quality assurance based on ISO 9001: 2008, in the process of implementation required strong reasons behind not growing atmosphere of academic standards of accreditation of study programs and institutions that are reflected in the implementation of "Tridharma" college (Teaching, Research and Community Service) in IAIN STS Jambi.The purpose of this study is to describe the process of improving the quality of academic service commitment through the implementation of an internal quality assurance system in IAIN STS Jambi. This research uses descriptive research with a qualitative approach. The Implementation results of this study are SPMI at IAIN STS Jambi showed an increased commitment to quality of service leadership, faculty, staff and students (academics) to perform tasks "Tridharma" college has been quite good, but still a lack of quality awareness and consistent running quality documents that have been defined. By implementing a system of internal quality assurance (SPMI), it will be able to raise awareness of the quality, commitment to quality, efficiency, reduce costs, improve morale faculty, staff and students, improve productivity, reduce rework, improve processes, achieve good cooperation, improve communication employees, reduce quality problems, improve quality awareness, documenting the quality system, improve the quality system, meet stakeholder satisfaction, better stakeholder satisfaction, improve stakeholder confidence, and improved public image of the input, process, output and outcome IAIN STS Jambi.