The board shall:
(1) Establish and maintain guidelines for an effective system of internal control to be implemented by state agencies that is in accordance with internal control standards;
(2) Establish and maintain a code of conduct for use by state agencies;
(3) Establish and maintain a conflict-of-interest policy for use by state agencies;
(4) Evaluate and test the effectiveness of internal controls in state agencies;
(5) Access all relevant records, data, and documents from state agencies to carry out the board's responsibilities; and
(6) Review and assess whether internal controls are working as intended and make recommendations for improvements.