What is the major reason for establishing Internal Audit Department?

Evaluate and improve the effectiveness of control processes

internal audit dep is an independanrt and objective activity to assist in reduce risk and improve processess

The internal audit function plays an important role in supporting departmental operations. It provides assurance on all important aspects of the risk management strategy and practices, management control frameworks and practices, and governance. Where control weaknesses exist and where the achievement of objectives is at risk, internal audit plays a role in providing constructive advice and recommendations. In this way, internal audit contributes to enhanced accountability and performance and sound management in general.