Notice to Members
Notice No. 329
08/11/2005
Margin Rates For New NYMEX Electricity Swap Futures Contracts
EFFECTIVE DATE: Monday, August 15, 2005 (close of business)

FUTURES CONTRACTS:
Cinergy Hub Calendar-Month LMP Swap (EM)
Cinergy Hub Off-Peak LMP Swap (EJ)
Michigan Hub Calendar-Month LMP Swap (HM)
Michigan Hub Off-Peak LMP Swap (HJ)
MISO Illinois Hub-Calendar-Month LMP Swap (OM)
MISO Illinois Off-Peak LMP Swap (OJ)
Minnesota Hub Calendar-Month LMP Swap (LM)
Minnesota Off-Peak LMP Swap (LJ)
CONTRACT MONTHS: All Months

NYMEX Division Outright (Scan) Margin on New Electricity Swap Futures Contracts
 
Commodity
Clearing Member / Maintenance Margin
Member Customer Initial Margin
Non-Member Customer Initial Margin
 
New
New
New
EM
$3,500
$3,850
$4,725
EJ
$2,500
$2,750
$3,375
HM
$3,000
$3,300
$4,050
HJ
$2,500
$2,750
$3,375
OM
$3,500
$3,850
$4,725
OJ
$2,500
$2,750
$3,375
LM
$3,500
$3,850
$4,725
LJ
$4,500
$4,950
$6,075


NYMEX Division Intra-Commodity Spread Margins for All Months on New Electricity Swap Futures Contracts
 
Commodity
Clearing Member / Maintenance Margin
Member Customer Initial Margin
Non-Member Customer Initial Margin
 
New
New
New
EM
$2,000
$2,200
$2,700
EJ
$1,500
$1,650
$2,025
HM
$1,200
$1,320
$1,620
HJ
$1,500
$1,650
$2,025
OM
$1,200
$1,320
$1,620
OJ
$1,000
$1,100
$1,350
LM
$1,800
$1,980
$2,430
LJ
$2,500
$2,750
$3,375
Should you have any questions or require any further information, please contact exchangeinfo@nymex.com