08/01/2007
Futures Contract:
Dow Jones Mid-Columbia Index (DO), Dow Jones Palo Verde Index (DP), Dow Jones South Path – 15 Index (DV), Cinergy Hub LMP – Peak (EM), PJM Western Hub LMP On Peak Monthly (JM), NYISO Zone A LBMP – Peak (KA), NYISO Zone A LBMP – Off Peak (KB), NYISO Zone G LBMP – Peak (KG), NYISO Zone G LBMP – Off Peak (KH), NYISO Zone J LBMP – Peak (KJ), NYISO Zone J LBMP – Off Peak (KK), New England Internal Hub – Peak (NI), New England Internal Hub – Off Peak (KI), Northern Illinois Hub – Peak (UM), Northern Illinois Hub – Off Peak (UO), and AEP-Dayton Hub – Peak (VM)Contract Months: All Months
NYMEX Division Outright (Scan) Margins on Dow Jones Mid-Columbia Electricity
Prices Index Swap (DO)
| Tiers |
Clearing Member / Maintenance
Margin |
Member Customer Initial Margin |
Non-Member Customer Initial Margin |
|||
New |
Old |
New |
Old |
New |
Old |
|
| Tier 1: 1st Nearby | $10,000 | $9,000 | $11,000 | $9,900 | $13,500 | $12,150 |
| Tier 2: 2nd - 6th Nearby | $9,000 | $9,000 | $9,900 | $9,900 | $12,150 | $12,150 |
| Tier 3: 7th - 11th Nearby | $5,000 | $5,000 | $5,500 | $5,500 | $6,750 | $6,750 |
| Tier 4: Greater than 11th Nearby | $5,000 | $5,000 | $5,500 | $5,500 | $6,750 | $6,750 |
NYMEX Division Outright (Scan) Margins on Dow Jones Palo Verde Electricity
Prices Index Swap (DP)
| Tiers |
Clearing Member / Maintenance
Margin |
Member Customer Initial Margin |
Non-Member Customer Initial Margin |
|||
New |
Old |
New |
Old |
New |
Old |
|
| Tier 1: 1st Nearby | $9,000 | $9,000 | $9,900 | $9,900 | $12,150 | $12,150 |
| Tier 2: 2nd - 6th Nearby | $9,000 | $9,000 | $9,900 | $9,900 | $12,150 | $12,150 |
| Tier 3: 7th - 11th Nearby | $5,000 | $5,000 | $5,500 | $5,500 | $6,750 | $6,750 |
| Tier 4: Greater than 11th Nearby | $6,500 | $5,000 | $7,150 | $5,500 | $8,775 | $6,750 |
NYMEX Division Outright (Scan) Margins on Dow Jones SP15 Electricity Prices
Index Swap (DV)
| Tiers |
Clearing Member / Maintenance
Margin |
Member Customer Initial Margin |
Non-Member Customer Initial Margin |
|||
New |
Old |
New |
Old |
New |
Old |
|
| Tier 1: 1st Nearby | $10,000 | $9,000 | $11,000 | $9,900 | $13,500 | $12,150 |
| Tier 2: 2nd - 6th Nearby | $9,000 | $9,000 | $9,900 | $9,900 | $12,150 | $12,150 |
| Tier 3: 7th - 11th Nearby | $5,000 | $5,000 | $5,500 | $5,500 | $6,750 | $6,750 |
| Tier 4: Greater than 11th Nearby | $5,000 | $5,000 | $5,500 | $5,500 | $6,750 | $6,750 |
NYMEX Division Outright (Scan) Margins on Cinergy Hub LMP – Peak (EM)
| Tiers |
Clearing Member / Maintenance
Margin |
Member Customer Initial Margin |
Non-Member Customer Initial Margin |
|||
New |
Old |
New |
Old |
New |
Old |
|
| Tier 1: 1st Nearby | $6,500 | $6,500 | $7,150 | $7,150 | $8,775 | $8,775 |
| Tier 2: 2nd - 6th Nearby | $5,500 | $5,500 | $6,050 | $6,050 | $7,425 | $7,425 |
| Tier 3: 7th - 11th Nearby | $5,000 | $5,000 | $5,500 | $5,500 | $6,750 | $6,750 |
| Tier 4: Greater than 11th Nearby | $3,500 | $2,500 | $3,850 | $2,750 | $4,725 | $3,375 |
NYMEX Division Outright (Scan) Margins on PJM Western Hub LMP On Peak
Monthly (JM)
| Tiers |
Clearing Member / Maintenance
Margin |
Member Customer Initial Margin |
Non-Member Customer Initial Margin |
|||
New |
Old |
New |
Old |
New |
Old |
|
| JM (Tier 1 - 1st Nearby) | $10,000 | $10,000 | $11,000 | $11,000 | $13,500 | $13,500 |
| JM (Tier 2 - 2nd - 4th Nearby) | $7,500 | $7,500 | $8,250 | $8,250 | $10,125 | $10,125 |
| JM (Tier 3 - 5th - 6th Nearby) | $6,000 | $6,000 | $6,600 | $6,600 | $8,100 | $8,100 |
| JM (Tier 4 - 7th - 8th Nearby) | $4,500 | $3,500 | $4,950 | $3,850 | $6,075 | $4,725 |
| JM (Tier 5 - 9th - 10th Nearby) | $3,500 | $2,500 | $3,850 | $2,750 | $4,725 | $3,375 |
| JM (Tier 6 - 11th - 12th Nearby) | $3,000 | $2,500 | $3,300 | $2,750 | $4,050 | $3,375 |
| JM (Tier 7 - 13th - 16th Nearby) | $4,000 | $3,500 | $4,400 | $3,850 | $5,400 | $4,725 |
| JM (Tier 8 - Greater than 16th Nearby) | $3,500 | $3,500 | $3,850 | $3,850 | $4,725 | $4,725 |
NYMEX Division Outright (Scan) Margins on NYISO Zone A – Peak (KA)
| Tiers |
Clearing Member / Maintenance
Margin |
Member Customer Initial Margin |
Non-Member Customer Initial Margin |
|||
New |
Old |
New |
Old |
New |
Old |
|
| Tier 1: 1st Nearby | $4,500 | $3,500 | $4,950 | $3,850 | $6,075 | $4,725 |
| Tier 2: 2nd - 6th Nearby | $3,000 | $3,000 | $3,300 | $3,300 | $4,050 | $4,050 |
| Tier 3: 7th - 11th Nearby | $2,500 | $2,500 | $2,750 | $2,750 | $3,375 | $3,375 |
| Tier 4: Greater than 11th Nearby | $2,000 | $1,500 | $2,200 | $1,650 | $2,700 | $2,025 |
NYMEX Division Outright (Scan) Margins on NYISO Zone A – Off Peak (KB)
| Tiers |
Clearing Member / Maintenance
Margin |
Member Customer Initial Margin |
Non-Member Customer Initial Margin |
|||
New |
Old |
New |
Old |
New |
Old |
|
| Tier 1: 1st Nearby | $6,000 | $5,000 | $6,600 | $5,500 | $8,100 | $6,750 |
| Tier 2: 2nd - 6th Nearby | $3,000 | $3,000 | $3,300 | $3,300 | $4,050 | $4,050 |
| Tier 3: 7th - 11th Nearby | $4,500 | $3,000 | $4,950 | $3,300 | $6,075 | $4,050 |
| Tier 4: Greater than 11th Nearby | $3,000 | $3,000 | $3,300 | $3,300 | $4,050 | $4,050 |
NYMEX Division Outright (Scan) Margins on NYISO Zone G – Peak (KG)
| Tiers |
Clearing Member / Maintenance
Margin |
Member Customer Initial Margin |
Non-Member Customer Initial Margin |
|||
New |
Old |
New |
Old |
New |
Old |
|
| Tier 1: 1st Nearby | $4,500 | $3,500 | $4,950 | $3,850 | $6,075 | $4,725 |
| Tier 2: 2nd - 6th Nearby | $3,000 | $3,000 | $3,300 | $3,300 | $4,050 | $4,050 |
| Tier 3: 7th - 11th Nearby | $2,500 | $2,500 | $2,750 | $2,750 | $3,375 | $3,375 |
| Tier 4: Greater than 11th Nearby | $2,000 | $1,500 | $2,200 | $1,650 | $2,700 | $2,025 |
NYMEX Division Outright (Scan) Margins on NYISO Zone G – Off Peak (KH)
| Tiers |
Clearing Member / Maintenance
Margin |
Member Customer Initial Margin |
Non-Member Customer Initial Margin |
|||
New |
Old |
New |
Old |
New |
Old |
|
| Tier 1: 1st Nearby | $6,000 | $5,000 | $6,600 | $5,500 | $8,100 | $6,750 |
| Tier 2: 2nd - 6th Nearby | $3,000 | $3,000 | $3,300 | $3,300 | $4,050 | $4,050 |
| Tier 3: 7th - 11th Nearby | $4,500 | $2,500 | $4,950 | $2,750 | $6,075 | $3,375 |
| Tier 4: Greater than 11th Nearby | $2,500 | $2,000 | $2,750 | $2,200 | $3,375 | $2,700 |
NYMEX Division Outright (Scan) Margins on NYISO Zone J – Peak (KJ)
| Tiers |
Clearing Member / Maintenance
Margin |
Member Customer Initial Margin |
Non-Member Customer Initial Margin |
|||
New |
Old |
New |
Old |
New |
Old |
|
| Tier 1: 1st Nearby | $4,500 | $3,500 | $4,950 | $3,850 | $6,075 | $4,725 |
| Tier 2: 2nd - 6th Nearby | $3,000 | $3,000 | $3,300 | $3,300 | $4,050 | $4,050 |
| Tier 3: 7th - 11th Nearby | $2,500 | $2,500 | $2,750 | $2,750 | $3,375 | $3,375 |
| Tier 4: Greater than 11th Nearby | $2,000 | $2,000 | $2,200 | $2,200 | $2,700 | $2,700 |
NYMEX Division Outright (Scan) Margins on NYISO Zone J – Off Peak (KK)
| Tiers |
Clearing Member / Maintenance
Margin |
Member Customer Initial Margin |
Non-Member Customer Initial Margin |
|||
New |
Old |
New |
Old |
New |
Old |
|
| Tier 1: 1st Nearby | $6,000 | $5,000 | $6,600 | $5,500 | $8,100 | $6,750 |
| Tier 2: 2nd - 6th Nearby | $5,000 | $5,000 | $5,500 | $5,500 | $6,750 | $6,750 |
| Tier 3: 7th - 11th Nearby | $4,500 | $3,000 | $4,950 | $3,300 | $6,075 | $4,050 |
| Tier 4: Greater than 11th Nearby | $3,000 | $3,000 | $3,300 | $3,300 | $4,050 | $4,050 |
NYMEX Division Outright (Scan) Margins on ISO New England Internal Hub
– Peak (NI)
| Tiers |
Clearing Member / Maintenance
Margin |
Member Customer Initial Margin |
Non-Member Customer Initial Margin |
|||
New |
Old |
New |
Old |
New |
Old |
|
| Tier 1: 1st Nearby | $8,500 | $8,500 | $9,350 | $9,350 | $11,475 | $11,475 |
| Tier 2: 2nd - 6th Nearby | $7,500 | $7,500 | $8,250 | $8,250 | $10,125 | $10,125 |
| Tier 3: 7th - 11th Nearby | $4,500 | $3,500 | $4,950 | $3,850 | $6,075 | $4,725 |
| Tier 4: Greater than 11th Nearby | $3,500 | $3,000 | $3,850 | $3,300 | $4,725 | $4,050 |
NYMEX Division Outright (Scan) Margins on ISO New England Internal Hub
– Off Peak (KI)
| Tiers |
Clearing Member / Maintenance
Margin |
Member Customer Initial Margin |
Non-Member Customer Initial Margin |
|||
New |
Old |
New |
Old |
New |
Old |
|
| Tier 1: 1st Nearby | $5,000 | $5,000 | $5,500 | $5,500 | $6,750 | $6,750 |
| Tier 2: 2nd - 6th Nearby | $4,000 | $4,000 | $4,400 | $4,400 | $5,400 | $5,400 |
| Tier 3: 7th - 11th Nearby | $4,000 | $3,000 | $4,400 | $3,300 | $5,400 | $4,050 |
| Tier 4: Greater than 11th Nearby | $3,000 | $3,000 | $3,300 | $3,300 | $4,050 | $4,050 |
NYMEX Division Outright (Scan) Margins on Northern Illinois Hub – Peak
(UM)
| Tiers |
Clearing Member / Maintenance
Margin |
Member Customer Initial Margin |
Non-Member Customer Initial Margin |
|||
New |
Old |
New |
Old |
New |
Old |
|
| Tier 1: 1st Nearby | $8,000 | $8,000 | $8,800 | $8,800 | $10,800 | $10,800 |
| Tier 2: 2nd - 6th Nearby | $6,000 | $6,000 | $6,600 | $6,600 | $8,100 | $8,100 |
| Tier 3: 7th - 11th Nearby | $5,000 | $5,000 | $5,500 | $5,500 | $6,750 | $6,750 |
| Tier 4: Greater than 11th Nearby | $3,500 | $2,500 | $3,850 | $2,750 | $4,725 | $3,375 |
NYMEX Division Outright (Scan) Margins on Northern Illinois Hub – Off
Peak (UO)
| Tiers |
Clearing Member / Maintenance
Margin |
Member Customer Initial Margin |
Non-Member Customer Initial Margin |
|||
New |
Old |
New |
Old |
New |
Old |
|
| Tier 1: 1st Nearby | $5,000 | $5,000 | $5,500 | $5,500 | $6,750 | $6,750 |
| Tier 2: 2nd - 6th Nearby | $2,500 | $2,500 | $2,750 | $2,750 | $3,375 | $3,375 |
| Tier 3: 7th - 11th Nearby | $2,000 | $2,000 | $2,200 | $2,200 | $2,700 | $2,700 |
| Tier 4: Greater than 11th Nearby | $2,000 | $1,500 | $2,200 | $1,650 | $2,700 | $2,025 |
NYMEX Division Outright (Scan) Margins on AEP-Dayton Hub – Peak (VM)
| Tiers |
Clearing Member / Maintenance
Margin |
Member Customer Initial Margin |
Non-Member Customer Initial Margin |
|||
New |
Old |
New |
Old |
New |
Old |
|
| Tier 1: 1st Nearby | $8,000 | $8,000 | $8,800 | $8,800 | $10,800 | $10,800 |
| Tier 2: 2nd - 6th Nearby | $6,000 | $6,000 | $6,600 | $6,600 | $8,100 | $8,100 |
| Tier 3: 7th - 11th Nearby | $5,000 | $5,000 | $5,500 | $5,500 | $6,750 | $6,750 |
| Tier 4: Greater than 11th Nearby | $3,500 | $2,500 | $3,850 | $2,750 | $4,725 | $3,375 |
This notice supersedes all previous notices regarding margins rates for the Electricity futures contracts listed above.