Notice to Members
Notice No. 625
11/30/2006
Outright (SCAN) Margin Rates Change for the Existing Natural Gas Basis Swap Contracts
EFFECTIVE DATE:    Friday, December 1, 2006 (close of business)

FUTURES CONTRACTS:
Chicago Swap (NB), ANR Oklahoma Swap (NE), MichCon Swap (NF), Houston Ship Channel Swap (NH), San Juan Swap (NJ), SUMAS Swap (NK), Tennessee, Zone 0 Swap (NQ), Socal Swap (NS), Waha Swap (NW), Transco Zone 6 Swap (NZ), PGE&E Malin Swap (PB), PGE&E Citygate Swap (PC), Northern Natural Gas Demarcation Swap (PE), Northern Natural Gas Ventura, Iowa Swap (PF), Panhandle Swap (PH), Permian Swap (PM), CenterPoint Basis Swap (PW) and Tetco Eastern South/STX Swap (TX)
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
Natural Gas Basis Financial
New
Old
New
Old
New
Old
Chicago Swap (NB)
Tier 1 - 1st Nearby
$600
$700
$660
$770
$810
$945
Tier 2: 2nd Nearby and Greater
$500
$600
$550
$660
$675
$810
ANR Oklahoma Swap (NE)
Tier 1 - 1st Nearby
$1,000
$1,250
$1,100
$1,375
$1,350
$1,688
Tier 2: 2nd Nearby and Greater
$600
$600
$660
$660
$810
$810
MichCon Swap (NF)
Tier 1 - 1st through 2nd nearby month
$400
$500
$440
$550
$540
$675
Tier 2: 3rd through 5th nearby month
$500
$600
$550
$660
$675
$810
Tier 3: Greater than 5th nearby month
$400
$550
$440
$605
$540
$743
Houston Ship Channel  Swap (NH)
Tier 1: 1st Nearby
$900
$1,000
$990
$1,100
$1,215
$1,350
Tier 2: 2nd Nearby
$500
$600
$550
$660
$675
$810
Tier 3: 3rd - 6th Nearby
$500
$500
$550
$550
$675
$675
Tier 4: 7th - 12th Nearby
$600
$600
$660
$660
$810
$810
Tier 5: 13th And Greater
$300
$300
$330
$330
$405
$405
San Juan  Swap (NJ)
Tier 1: 1st Nearby
$1,000
$1,200
$1,100
$1,320
$1,350
$1,620
Tier 2: 2nd Nearby
$700
$800
$770
$880
$945
$1,080
Tier 3: 3rd - 6th Nearby
$800
$950
$880
$1,045
$1,080
$1,283
Tier 4: 7th - 12th Nearby
$600
$700
$660
$770
$810
$945
Tier 5: 13th And Greater
$400
$500
$440
$550
$540
$675
SUMAS Swap (NK)
Tier 1 - 1st through 2nd nearby month
$900
$1,000
$990
$1,100
$1,215
$1,350
Tier 2: 3rd through 5th nearby month
$750
$850
$825
$935
$1,013
$1,148
Tier 3: Greater than 5th nearby month
$550
$650
$605
$715
$743
$878
Tennessee, Zone 0 Swap (NQ)
Tier 1 - 1st Nearby
$400
$500
$440
$550
$540
$675
Tier 2: 2nd Nearby and Greater
$300
$400
$330
$440
$405
$540
Socal  Swap (NS)
Tier 1 - 1st Nearby
$1,200
$1,400
$1,320
$1,540
$1,620
$1,890
Tier 2: 2nd Nearby
$700
$800
$770
$880
$945
$1,080
Tier 3: 3rd - 6th Nearby
$700
$850
$770
$935
$945
$1,148
Tier 4: 7th - 12th Nearby
$500
$650
$550
$715
$675
$878
Tier 5: 13th And Greater
$400
$500
$440
$550
$540
$675
Waha Swap (NW)
Tier 1 - 1st Nearby
$1,000
$1,200
$1,100
$1,320
$1,350
$1,620
Tier 2: 2nd Nearby
$600
$700
$660
$770
$810
$945
Tier 3: 3rd - 6th Nearby
$600
$850
$660
$935
$810
$1,148
Tier 4: 7th - 12th Nearby
$400
$500
$440
$550
$540
$675
Tier 5: 13th And Greater
$300
$300
$330
$330
$405
$405
Transco Zone 6  Swap (NZ)
Tier 1 - 1st Nearby
$700
$300
$770
$330
$945
$405
Tier 2: 2nd Nearby
$500
$300
$550
$330
$675
$405
Tier 3: 3rd - 6th Nearby
$500
$400
$550
$440
$675
$540
Tier 4: 7th - 12th Nearby
$700
$700
$770
$770
$945
$945
Tier 5: 13th And Greater
$700
$700
$770
$770
$945
$945
PGE&E Malin Swap (PB)
Tier 1 - 1st through 2nd nearby month
$1,000
$1,200
$1,100
$1,320
$1,350
$1,620
Tier 2: 3rd through 5th nearby month
$750
$850
$825
$935
$1,013
$1,148
Tier 3: Greater than 5th nearby month
$500
$600
$550
$660
$675
$810
PGE&E Citygate Swap (PC)
Tier 1 - 1st through 2nd nearby month
$900
$1,000
$990
$1,100
$1,215
$1,350
Tier 2: 3rd through 5th nearby month
$750
$850
$825
$935
$1,013
$1,148
Tier 3: Greater than 5th nearby month
$500
$600
$550
$660
$675
$810
Northern Natural Gas Demarcation Swap (PE)
Tier 1 - 1st through 2nd nearby month
$800
$900
$880
$990
$1,080
$1,215
Tier 2: 3rd through 5th nearby month
$400
$500
$440
$550
$540
$675
Tier 3: Greater than 5th nearby month
$500
$600
$550
$660
$675
$810
Northern Natural Gas Ventura, Iowa Swap (PF)
Tier 1 - 1st through 2nd nearby month
$700
$800
$770
$880
$945
$1,080
Tier 2: 3rd through 5th nearby month
$400
$500
$440
$550
$540
$675
Tier 3: Greater than 5th nearby month
$500
$600
$550
$660
$675
$810
Panhandle  Swap (PH)
Tier 1 - 1st Nearby
$900
$1,000
$990
$1,100
$1,215
$1,350
Tier 2: 2nd Nearby
$500
$550
$550
$605
$675
$743
Tier 3: 3rd - 6th Nearby
$500
$600
$550
$660
$675
$810
Tier 4: 7th - 12th Nearby
$500
$600
$550
$660
$675
$810
Tier 5: 13th And Greater
$350
$350
$385
$385
$473
$473
Permian Swap (PM)
Tier 1 - 1st Nearby
$700
$800
$770
$880
$945
$1,080
Tier 2: 2nd Nearby
$700
$800
$770
$880
$945
$1,080
Tier 3: 3rd - 6th Nearby
$800
$900
$880
$990
$1,080
$1,215
Tier 4: 7th - 12th Nearby
$400
$550
$440
$605
$540
$743
Tier 5: 13th And Greater
$300
$300
$330
$330
$405
$405
CenterPoint Basis Swap (PW)
Tier 1 - 1st Nearby
$800
$800
$880
$880
$1,080
$1,080
Tier 2: 2nd Nearby and Greater
$250
$300
$275
$330
$338
$405
Tetco Eastern South/STX Swap (TX)
Tier 1 - 1st Nearby
$700
$800
$770
$880
$945
$1,080
Tier 2: 2nd Nearby
$500
$550
$550
$605
$675
$743
Tier 3: 3rd - 6th Nearby
$400
$500
$440
$550
$540
$675
Tier 4: 7th - 12th Nearby
$400
$550
$440
$605
$540
$743
Tier 5: 13th And Greater
$200
$200
$220
$220
$270
$270

This notice supersedes all previous notices regarding these margin rates.
Should you have any questions or require any further information, please contact exchangeinfo@nymex.com