Notice to Members
Notice No. 430
11/12/2004
Amendments to Natural Gas Basis Futures Contracts Quantity and Value Rules
Please be advised that recently approved rule amendments will allow single lot EFP and EFS trades in the Exchange's natural gas basis futures contracts which are submitted via NYMEX ClearPortsm Clearing. The rule amendments will be effective on trade date November 22, 2004 (which begins 7:00 p.m. ET, Sunday, November 21, 2004) for all natural gas basis futures contracts that are currently listed at the Exchange.

The amendments to rules 509.03, 516.03, 517.03, 518.03, 519.03, 520.03, 521.03, 524.03, 525.03, 619.03, 620.03, 621.03, 622.03, 623.03, 624.03, 625.03, 626.03, 627.03, 628.03, 629.03, 630.03, 631.03, 632.03, 633.03, 634.03, 638.03, 639.03, 640.03 and 641.03 establish an exception to the requirement that all trades be done in whole number multiples of contracts consistent with the numbers of calendar days in a contract month. The exception will only apply to EFP and EFS trades submitted through NYMEX ClearPortsm Clearing.
Should you have any questions or require any further information, please contact exchangeinfo@nymex.com