When the CEO frequently bypasses written policies and procedures, it indicates a significant deficiency in the effectiveness of the organization's system of internal control. This behavior can undermine the control environment and set a precedent that policies and procedures can be disregarded, thereby affecting the overall control culture of the organization. In such cases, the auditor should report that the system of internal control is not effective.References: IIA guidance on evaluating the effectiveness of an organization's system of internal control.