Effective Date: November 19, 2007 (close of business)
Futures Contract: Dow Jones Mid-Columbia Index (DO), Dow Jones Palo Verde
Index (DP), Dow Jones South Path 15 Index (DV) and Dow Jones North Path
15 Index (DN)
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 |
$7,000 |
$8,000 |
$7,700 |
$8,800 |
$9,450 |
$10,800 |
| Tier 2: 2nd 6th Nearby |
$7,000 |
$8,000 |
$7,700 |
$8,800 |
$9,450 |
$10,800 |
| Tier 3: 7th 11th Nearby |
$7,000 |
$8,000 |
$7,700 |
$8,800 |
$9,450 |
$10,800 |
| Tier 4: Greater than 11th Nearby |
$4,000 |
$5,000 |
$4,400 |
$5,500 |
$5,400 |
$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 |
$7,000 |
$8,000 |
$7,700 |
$8,800 |
$9,450 |
$10,800 |
| Tier 2: 2nd 6th Nearby |
$7,000 |
$8,000 |
$7,700 |
$8,800 |
$9,450 |
$10,800 |
| Tier 3: 7th 11th Nearby |
$7,000 |
$8,000 |
$7,700 |
$8,800 |
$9,450 |
$10,800 |
| Tier 4: Greater than 11th Nearby |
$4,000 |
$5,000 |
$4,400 |
$5,500 |
$5,400 |
$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 |
$7,000 |
$10,000 |
$7,700 |
$11,000 |
$9,450 |
$13,500 |
| Tier 2: 2nd 6th Nearby |
$7,000 |
$9,000 |
$7,700 |
$9,900 |
$9,450 |
$12,150 |
| Tier 3: 7th 11th Nearby |
$4,000 |
$5,000 |
$4,400 |
$5,500 |
$5,400 |
$6,750 |
| Tier 4: Greater than 11th Nearby |
$4,000 |
$5,000 |
$4,400 |
$5,500 |
$5,400 |
$6,750 |
NYMEX Division Outright (Scan) Margins on Dow Jones NP15 Electricity Prices
Index Swap (DN)
| Tiers |
Clearing Member / Maintenance
Margin |
Member Customer Initial Margin |
Non-Member Customer Initial
Margin |
| |
New |
Old |
New |
Old |
New |
Old |
| Tier 1: 1st Nearby |
$7,000 |
$8,000 |
$7,700 |
$8,800 |
$9,450 |
$10,800 |
| Tier 2: 2nd 6th Nearby |
$7,000 |
$8,000 |
$7,700 |
$8,800 |
$9,450 |
$10,800 |
| Tier 3: 7th 11th Nearby |
$7,000 |
$8,000 |
$7,700 |
$8,800 |
$9,450 |
$10,800 |
| Tier 4: Greater than 11th Nearby |
$4,000 |
$5,000 |
$4,400 |
$5,500 |
$5,400 |
$6,750 |
This notice supersedes all previous notices regarding margin rates for
the Electricity Futures contracts listed above. |