Notice to Members
Notice No. 151
03/14/2008
Expansion of Listing Months for Natural Gas Calendar Spread Options

Please be advised that the Exchange will expand its listing of its Natural Gas Calendar Spread Option Contracts.  Beginning with Monday, March 17th, 2008  there will be a two month Calendar Spread Option on the Spread between October 2008 and December 20008  Natural Gas Futures, and a five month Calendar Spread Option on the Spread between October 2008 and March 20009  Natural Gas Futures.

Should you have any questions regarding these changes, please contact Bob Biolsi at (212) 299-2610 or Adila Mchich at (212) 299-2270.

Should you have any questions or require any further information, please contact exchangeinfo@nymex.com