Notice to Members
Notice No. 336
12/06/2002
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:     Friday, December 6, 2002 (close of business)
Products:     Natural Gas Calendar Spread Options

Currently the spot month for the above referenced contract is January 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
IAF03
DGF03
1
500
IAG03
DGG03
2
250
IAH03
DGH03
3
250
IAJ03
DGJ03
3
250
IAK03
DGK03
3
250
IAM03
DGM03
3
250
IAN03
DGN03
4
250
IAQ03
DGQ03
4
250
IAU03
DGU03
4
250
IAV03
DGV03
4
250
IAX03
DGX03
4
250
IAZ03
DGZ03
4
250
IBF03
DJF03
1
500
IBG03
DJG03
2
250
ICF03
DSF03
1
500
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