Notice to Members
Notice No. 263
05/15/2007
Tier Structures Change for Existing Natural Gas Basis Swap Contracts
Effective Date: Wednesday, May 16, 2007 (close of business)

Futures Contracts: CIG Rockies Swap (CI) and Northwest Pipeline, Rockies Swap (NR)

Contract Months: All Months


NYMEX Division Scan and Intra-Commodity Spread Tiers For CIG Rockies  Swap (CI) and Northwest Pipeline, Rockies  Swap (NR) Natural Gas Basis Swaps
 
Tiers
New
Old
1
1st Nearby
1st Nearby
2
2nd -4th Nearby
2nd Nearby
3
5th - 9th Nearby
3rd - 6th Nearby
4
10th-16th Nearby
7th - 12th Nearby
5
17th And Greater
13th And Greater


NYMEX Division Margin Rates For Existing Natural Gas Basis Swaps
 
 
Clearing Member / Maintenance Margin
Member Customer Initial Margin
Non-Member Customer Initial Margin
Natural Gas Basis Financial
New
Old
New
Old
New
Old
    CIG Rockies  Swap (CI)            
1
$1,200
$1,200
$1,320
$1,320
$1,620
$1,620
2
$1,000
$1,000
$1,100
$1,100
$1,350
$1,350
3
$1,000
$1,000
$1,100
$1,100
$1,350
$1,350
4
$500
$500
$550
$550
$675
$675
5
$500
$500
$550
$550
$675
$675
    Northwest Pipeline, Rockies  Swap (NR)            
1
$1,500
$1,500
$1,650
$1,650
$2,025
$2,025
2
$1,000
$1,000
$1,100
$1,100
$1,350
$1,350
3
$1,000
$1,000
$1,100
$1,100
$1,350
$1,350
4
$300
$300
$330
$330
$405
$405
5
$400
$400
$440
$440
$540
$540


NYMEX Division Intra-Commodity Spread Margin Rates for CIG Rockies  Swap (CI) and Northwest Pipeline, Rockies  Swap (NR) Natural Gas Basis Swaps
 
 
Clearing Member / Maintenance Margin
Member Customer Initial Margin
Non-Member Customer Initial Margin
Natural Gas Basis Financial
New
Old
New
Old
New
Old
Tiers            
1
$25
$25
$28
$28
$34
$34
2
$25
$25
$28
$28
$34
$34
3
$25
$25
$28
$28
$34
$34
4
$25
$25
$28
$28
$34
$34
5
$25
$25
$28
$28
$34
$34
Should you have any questions or require any further information, please contact exchangeinfo@nymex.com