Do Overlapped Audit Committee Directors Affect Tax Avoidance?

This research is motivated by the Omani government’s desire to reduce tax avoidance and bolster revenue collected from financial institutions. The purpose of this paper examine impact overlapped audit committee (AC) chairs other directors on practice whether they play a monitoring or advisory role in practice. As measure AC chairs, we used dummy variable indicate an chair sits committees within company not. We proportion members who serve as our proxy for directors. company’s cash effective rate avoidance. regressed membership control variables, using sample 204 firm-year observations institutions listed Muscat Stock Exchange between 2014 2019. Our regression results show that higher presence were both associated with lower rates, which equated more suggests these context. found, however, when firms take loss. From findings, draw important implications regulators need rethink potential consequences having study focuses institutions, are highly regulated monitored central bank, findings may not be directly applicable non-financial less regulated, so caution needed interpreting findings. Further could employ repeated measured design, such ours, explore same question