The expiration date for the December 2011 option contracts for the Brent Crude Oil Calendar Option (A) is Friday, November 11, 2011.
GENERAL OPERATIONAL PROCEDURES
All Clearing Members and Qualified Floor Traders that carried an options position as of the close of business day prior to the expiration day, or engaged in trading activity on Expiration Day in the expiring option contracts will be required to have a knowledgeable, duly authorized representative present at the their normal work station promptly at 3:15 PM EST until released by the Exchange staff as specified below. All adjustments and/or corrections, must be accompanied by relevant supporting documentation prior to being incorporated into expiration processing, in essence making the expiration processing an extension of the afternoon trade resolution procedures.
CME Group NY Division Clearing (212-299-2120), Floor Trade Processing (212-299-2465 and 212-299-2044) personnel, as well as a representative of the Floor Committee will be available to assist with the processing of notices of Exercise and Abandonment, transfers, trade corrections and other questions or problems you may have.