The closing procedure for each contract will be as follows: Gas Oil futures: Commence closing at 17:16; Close/Tidying up 17:24-17:27; Cease Trading at 17:27. Brent Crude futures: Commence closing at 17:23; Close/Tidying up 17:28-17:30; Cease Trading at 17:30. Options - as for the underlying contracts. Natural Gas - no change to normal hours.
