| Notice to Members |
| Notice No. 86 03/03/2005 |
| Natural Gas Option Short Option Minimum Margin |
|---|
| Please be advised that the short option minimum margin on floor traded (ON) and ClearPortsm Cleared (LN) Natural Gas Options will increase to $25 effective Close of Business April 1, 2005. Currently, the short option minimum is $10. |
| Should you have any questions or require any further information, please contact exchangeinfo@nymex.com |