Notice to Members
Notice No. 06
01/06/2003
NYMEX Division SPAN Parameters for Natural Gas Calendar Spread Options
Below NYMEX Division SPAN parameters for Natural Gas Calendar Spread Options are provided. These parameters are updated monthly upon spot month termination.

Effective Date: Monday, January 6, 2003 (close of business)

Products: Natural Gas Calendar Spread Options

Currently the spot month for the above referenced contract is February 2003. Accordingly, the futures scan ranges that establish maximum short option margin for Natural Gas Calendar Spread options are:

Regular Option Symbol Synthetic Futures Symbol Intra-Commodity Spread Tier Scan Range
IAG03 DGG03 1 1,000
IAH03 DGH03 2 1,000
IAJ03 DGJ03 3 250
IAK03 DGK03 3 250
IAM03 DGM03 3 250
IAN03 DGN03 3 250
IAQ03 DGQ03 4 250
IAU03 DGU03 4 250
IAV03 DGV03 4 250
IAX03 DGX03 4 250
IAZ03 DGZ03 4 250
IAF04 DGF04 4 250
IBG03 DJG03 1 1,000
IBH03 DJH03 2 1,000
ICG03 DSG03 1 1,000
IMZ03 DMZ03 4 250
IMM03 DMM03 3 250
IZZ03 DZZ03 4 250

This notice supercedes all previous notices regarding NYMEX Division SPAN parameters for Natural Gas Calendar Spread Option contracts.
Should you have any questions or require any further information, please contact exchangeinfo@nymex.com