This research was undertaken to the impact of internal audit on the performance of a company. The purpose was to find out the functions they have contributed to the overall of the company. Others includes whether internal audit has any problem hindering the performance of the staff duties in the company and the resultant effect if so, in carrying out this research, the researcher apart from zenith bank plc Agbor sampled some companies based in Agbor. Some of the major findings were that internal audit performs the following function which is internal audit appraisal activities or staff performance in a company and compare it with the set standard. Ensure that company’s records are accurate and reliable. To see that the entire department the company complies with companies policies guide against fraud with the organization they (internal auditors) are suggestion to management on ways of improving performance and guiding the organization against future short comings. Finally, there is a great need for internal audit, companies are required by the combined code of corporate government the absence in any company has some attendance effects including production of accurate and unreliable record, prevalence of fraud and mix use of fraud and a lot of operational deficiency on the part of the worker
1.1 BACKGROUND OF THE STUDY
This research is an attempt to study the impact of internal auditing on the performance of a company using zenith bank plc as a case study.
Therefore accountability and reporting in both public and private sector can not be emphasized. The human material and financial resource of the nation are being managed by the executive on behalf of the citizens, while in corporate bodies or set up organization, the managers manages the affairs of the company.
The long outstanding issue is how to ensure that the executives and manager (directors) perform their stewardship function satisfactory. This desire has led to the introduction of the internal control which has been defined by ICAN, ANAN AND ACCA as the whole system of controlling financial and other established management in order to carry the business of the enterprise in a more orderly and efficient manner, ensuring adherence to management policies safeguard the asset and secure as possible the completeness and the accuracy of the records of the internal audit which constitute part of the internal control system established by the management which assist management to determine the result of performance of delegated responsibilities and authorities of ascertain if the companies financial and accounting policies procedure and control are implemented.
Internal audit has therefore been defined by “J.T.U” Okolo (1980) as the independent review or appraisal within the organization by the specially assigned staff of organization of the financial accounting and all other operation as a basic for protective and advisory service to manage. This research therefore is meant to evaluate and bring to limelight the role played by the internal audit to a companies performance. Thus the researcher titled this work “the impact of internal audit on performance of a company”.