The main purpose of this study is to assess the role of performance audit or value-for money audit in fighting public corruption at Somali regional state. To achieve this purpose both primary and secondary sources of data were used. To collect primary data the study employed structured selfadministered questionnaire. Secondary data collected from published and unpublished materials. Census study was use and 74 employees were taken as a target population for the study and both descriptive and inferential statistical tools were applied. This current study found that performance audit effectiveness is the most important statistically significant role player in reduction of corruption in Somali region. This study found that, the status of performance audit is the second statistically significant variable to reduce corruption in the region. However, this study found performance audit economy is not statistically significant variable. Hence, this current study recommends that, the SRS office of auditor general should keep its current performance audit status and performance audit effectiveness to reduce the perception of corruption in the region.