It shall be the duty of the Chief Regulatory Officer to enforce Exchange rules, and he shall have available to him at all times the resources of the Market Regulation Department and such other Exchange resources as may be necessary to conduct investigations of alleged rule violations and market conditions. The Chief Regulatory Officer shall have the authority to inspect the books and records of all Members and the authority to require any Member to appear before him and produce his or its books and records and answer questions regarding alleged violations of Exchange rules. The Chief Regulatory Officer may also delegate such authority to staff of the Market Regulation Department. (11/29/07)