Notice to Members
Notice No. 183
04/04/2006
Margin Rate Change for Silver Futures Contract
Effective Date:         Wednesday, April 5, 2006 (close of business)

Futures Contracts:   Silver Futures

Contract Months:     All Months

Rate Change:  
COMEX Division Margins on Silver Futures Contracts

Member: Clearing & Non-Clearing (Hedge Margin):
New: $3,000
Old: $2,500
Non-Member Customer (Speculative Margin):
New: $4,050
Old: $3,375



Inter-Commodity Spread Credit on Gold and Silver
Spread
Ratio
Combined Full Margin
Clearing Member/Member/Hedge Spread Credit
Non-Member Spread Credit
Percentage Credit of Total Outright
Gold/Silver
2:3
Old
$11,000
$5,500
$7,425
50%
New
$12,000
$6,000
$8,100
50%

This notice supercedes all previous notices regarding outright margin rates for the COMEX Silver Future Contracts.
Should you have any questions or require any further information, please contact exchangeinfo@nymex.com