This paper investigated the role of financial accounting information (FAI) transparency in combating corruption in Kongwa district and Dodoma Municipal SACCOS, Tanzania. Specifically the study determined the effect of pillars of FAI transparency (clarity, disclosure, credibility and dissemination) on corruption occurrence among SACCOS in Tanzania. The study employed cross-sectional research design where 140 respondents were surveyed using a questionnaire. In addition, focus group discussion was employed to collect qualitative data. Proportionate stratified sampling was used to select the sample from the population. Binary Logistic Regression Model (BLRM) was performed to determine the effect of FAI on corruption incidence. The regression results indicate that disclosure, clarity and credibility of FA have effect on corruption occurrence. The study recommends that SACCOS’ leaders should increase clarity, dissemination, disclosure and disclosure of FAI to SACCOS’ members.