We address whether SOX 404(b) internal control audits under two auditing standards regimes and SOX 404(a) management assessments are associated with improved internal control system quality, an important and largely unstudied potential benefit. In 2013, the PCAOB disclosed fifteen percent of...

This study extends current literature related to non-audit services by investigating internal audit outsourcing to the external auditor. We posit that certain types of internal audit outsourcing (i.e. those which are non-routine, and thus tend to be non-recurring in nature) are unlikely to lead...