Nowadays, business environment has become more and more complex; meanwhile, with fast-developing information technology, fraud also advances from day to day. In order to detect fraud, forensic accounting has emerged as one of the most effective approaches in the past decade. In recent years, the audit authority's internal research, mostly forensic accounting investigations in the analysis of the case and the concepts used, the application of the audit work, audit objectives to help inspectors confirmed after checking quickly establish direction and focus. This study collected literatures regarding forensic accounting and explored it. Forensic accounting procedures involve collecting, analyzing and evaluating evidential matter, which is similar to government auditing. In Taiwan, due to limited budget and workforce shortage, forensic accounting is considered as beneficial to integration into the audit authority, which can advanced investigation skills and discover fraud. The audit authority can improve abilities of detecting and investigating fraud by applying forensic accounting in aspects of government in Taiwan. Moreover, it can help government establish internal control system and enhance governance.