A TWSE/TPEx listed company shall follow the Criteria Governing Establishment of Internal Control Systems by Public Reporting Companies and take into consideration the overall operational activities of itself and its subsidiaries to design and fully implement an internal control system, and shall conduct continuing reviews of the system, in order to ensure the continued effectiveness of its design and implementation in light of changes in the company's internal and external environment.
A TWSE/TPEx listed company shall perform full self-assessments of its internal control system. Its board of directors and management shall review the results of the self-assessments by each department at least annually and the reports of the internal audit department on a quarterly basis. The audit committee or supervisors shall also attend to and supervise these matters. Directors and supervisors shall periodically hold discussions with their internal auditors about reviews of internal control system deficiencies. A record of the discussions shall be kept, and the discussions shall be followed up, improvements implemented, and a report submitted to the board of directors. TWSE/TPEx listed companies are advised to establish channels and mechanisms of communication between their independent directors, audit committees or supervisors, and chief internal auditors, and the convener of the audit committee or supervisors shall report the communications between members of the audit committees or supervisors and chief internal auditors at the shareholders' meeting.
The management of a TWSE/TPEx listed company shall pay special attention to the internal audit department and its personnel, fully empower them and urge them to conduct audits effectively, to evaluate problems of the internal control system and assess the efficiency of its operations to ensure that the system can operate effectively on an on-going basis, and to assist the board of directors and the management to perform their duties effectively so as to ensure a sound corporate governance system.
Appointment, dismissal, evaluation and review, salary and compensation of internal auditors of a TWSE/TPEx listed company shall be reported to the board of directors or shall be submitted by the chief auditor to the board chairperson for approval.