Notice to Members
Notice No. 598
12/29/2005
Margin Rates Change for Existing NYMEX Division Natural Gas Basis Swap Contracts
EFFECTIVE DATE: Friday, December 30, 2005 (close of business)

FUTURES CONTRACTS:
Alberta Gas Basis Swap (NA), San Juan Basis Swap (NJ), Socal Basis Swap (NS), Northwest Pipeline Rockies Basis Swap (NR), PGE&E Malin Basis Swap (PB), PGE&E Citygate Basis Swap (PC), SUMAS Basis Swap (NK), CIG Rockies Basis Swap (CI)
CONTRACT MONTHS: All Months

Note: The revised margin rates are in bold


NYMEX Division Margin Rates For Existing Natural Gas Basis Swaps
 
 
Clearing Member / Maintenance Margin
Member Customer Initial Margin
Non-Member Customer Initial Margin
Spot Assessment
 Natural Gas Basis Financial
New
Old
New
Old
New
Old
New
Old
Alberta Gas Swap (NA)
 
 
 
 
 
 
 
  
      Tier 1 - 1st Nearby
$2,000
$1,500
$2,200
$1,650
$2,700
$2,025
$500
$500
      Tier 2: 2nd Nearby
$650
$650
$715
$715
$878
$878
 
  
      Tier 3: 3rd - 6th Nearby
$500
$500
$550
$550
$675
$675
 
  
      Tier 4: 7th - 12th Nearby
$300
$300
$330
$330
$405
$405
 
  
      Tier 5: 13th And Greater
$200
$200
$220
$220
$270
$270
 
  
San Juan Swap (NJ)
 
 
 
 
 
 
 
  
      Tier 1 - 1st Nearby
$2,000
$1,100
$2,200
$1,210
$2,700
$1,485
$250
$250
      Tier 2: 2nd Nearby and Greater
$700
$475
$770
$523
$945
$641
 
  
Socal Swap (NS)
 
 
 
 
 
 
 
  
      Tier 1 - 1st Nearby
$2,000
$1,100
$2,200
$1,210
$2,700
$1,485
$250
$250
      Tier 2: 2nd Nearby and Greater
$650
$550
$715
$605
$878
$743
 
  
Northwest Pipeline, Rockies Swap (NR)
 
 
 
 
 
 
 
  
      Tier 1 - 1st Nearby
$1,500
$1,100
$1,650
$1,210
$2,025
$1,485
$500
$500
      Tier 2: 2nd Nearby
$800
$800
$880
$880
$1,080
$1,080
 
  
      Tier 3: 3rd - 6th Nearby
$500
$500
$550
$550
$675
$675
 
  
      Tier 4: 7th - 12th Nearby
$225
$225
$248
$248
$304
$304
 
  
      Tier 5: 13th And Greater
$125
$125
$138
$138
$169
$169
 
  
PGE&E Malin Swap (PB)
 
 
 
 
 
 
 
  
      Tier 1 - 1st Nearby
$1,500
$1,200
$1,650
$1,320
$2,025
$1,620
$500
$500
      Tier 2: 2nd Nearby and Greater
$700
$500
$770
$550
$945
$675
 
  
PGE&E Citygate Swap (PC)
 
 
 
 
 
 
 
  
      Tier 1 - 1st Nearby
$2,000
$1,300
$2,200
$1,430
$2,700
$1,755
$500
$500
      Tier 2: 2nd Nearby and Greater
$500
$500
$550
$550
$675
$675
 
  
SUMAS Swap (NK)
 
 
 
 
 
 
 
  
      Tier 1 - 1st Nearby
$2,000
$1,200
$2,200
$1,320
$2,700
$1,620
$300
$300
      Tier 2: 2nd Nearby and Greater
$700
$700
$770
$770
$945
$945
 
  
CIG Rockies Swap (CI)
 
 
 
 
 
 
 
  
      Tier 1 - 1st Nearby
$2,000
$1,200
$2,200
$1,320
$2,700
$1,620
$250
$250
      Tier 2: 2nd Nearby
$800
$600
$880
$660
$1,080
$810
 
  
      Tier 3: 3rd - 6th Nearby
$450
$450
$495
$495
$608
$608
 
  
      Tier 4: 7th - 12th Nearby
$300
$300
$330
$330
$405
$405
 
  
      Tier 5: 13th And Greater
$200
$200
$220
$220
$270
$270
 
  


This notice supersedes all previous notices regarding margins rates for the Natural Gas Basis swap contracts listed above.
Should you have any questions or require any further information, please contact exchangeinfo@nymex.com