Notice to Members
Notice No. 228
05/05/2008
Outright (SCAN) Margin Rate Changes for the Existing Natural Gas Basis Swap Contracts
EFFECTIVE DATE:     Tuesday, May 6, 2008 (close of business)

FUTURES CONTRACTS:
Contract Name Symbol
CIG Basis Swap CI
ANR OK Basis Swap NE
Michigan Consolidated Gas Co. (MichCon) Basis Swap NF
Houston Ship Channel Basis Swap NH
San Juan Basis Swap NJ
Sumas Basis Swap NK
Natural Gas Pipeline Co. of America (NGPL) Mid-Con Basis Swap NL
Northwest Pipeline, Rockies Basis Swap NR
Texas Eastern Zone M-3 Basis Swap NX
Transco Zone 6 Basis Swap NZ
Northern Natural Gas Demarcation Basis Swap PE
Ventura Basis Swap PF
Panhandle Basis Swap PH
El Paso Natural Gas Co. Permian Basin Basis Swap PM
Centerpoint Basis PW
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
 
New
Old
New
Old
New
Old
CIG Rockies Swap (CI)
 
 
 
 
 
 
Tier 1
$1,500
$1,000
$1,650
$1,100
$2,025
$1,350
Tier 2
$1,500
$1,000
$1,650
$1,100
$2,025
$1,350
Tier 3
$750
$600
$825
$660
$1,013
$810
Tier 4
$500
$500
$550
$550
$675
$675
Tier 5
$500
$500
$550
$550
$675
$675
ANR OK Basis Swap (NE)
 
 
 
 
 
 
Tier 1
$750
$500
$825
$550
$1,013
$675
Tier 2
$400
$250
$440
$275
$540
$338
Michigan Consolidated Gas Co. (MichCon) Basis Swap (NF)
 
 
 
 
 
 
Tier 1
$400
$200
$440
$220
$540
$270
Tier 2
$250
$200
$275
$220
$338
$270
Tier 3
$200
$200
$220
$220
$270
$270
Houston Ship Channel Basis Swap (NH)
 
 
 
 
 
 
Tier 1
$400
$300
$440
$330
$540
$405
Tier 2
$200
$200
$220
$220
$270
$270
Tier 3
$200
$200
$220
$220
$270
$270
Tier 4
$100
$100
$110
$110
$135
$135
Tier 5
$100
$100
$110
$110
$135
$135
San Juan Basis Swap (NJ)
 
 
 
 
 
 
Tier 1
$750
$500
$825
$550
$1,013
$675
Tier 2
$500
$250
$550
$275
$675
$338
Tier 3
$250
$250
$275
$275
$338
$338
Tier 4
$250
$200
$275
$220
$338
$270
Tier 5
$250
$200
$275
$220
$338
$270
Sumas Basis Swap (NK)
 
 
 
 
 
 
Tier 1
$750
$500
$825
$550
$1,013
$675
Tier 2
$600
$500
$660
$550
$810
$675
Tier 3
$400
$400
$440
$440
$540
$540
Natural Gas Pipeline Co. of America (NGPL) Mid-Con Basis Swap (NL)
 
 
 
 
 
 
Tier 1
$600
$500
$660
$550
$810
$675
Tier 2
$400
$400
$440
$440
$540
$540
Tier 3
$300
$300
$330
$330
$405
$405
Tier 4
$300
$300
$330
$330
$405
$405
Tier 5
$200
$200
$220
$220
$270
$270
Northwest Pipeline, Rockies Swap (NR)
 
 
 
 
 
 
Tier 1
$1,200
$1,000
$1,320
$1,100
$1,620
$1,350
Tier 2
$1,000
$800
$1,100
$880
$1,350
$1,080
Tier 3
$800
$600
$880
$660
$1,080
$810
Tier 4
$600
$400
$660
$440
$810
$540
Tier 5
$400
$400
$440
$440
$540
$540
Texas Eastern Zone M-3 Swap (NX)
 
 
 
 
 
 
Tier 1
$500
$750
$550
$825
$675
$1,013
Tier 2
$500
$600
$550
$660
$675
$810
Tier 3
$500
$500
$550
$550
$675
$675
Tier 4
$300
$300
$330
$330
$405
$405
Tier 5
$200
$200
$220
$220
$270
$270
Transco Zone 6 Basis Swap (NZ)
 
 
 
 
 
 
Tier 1
$2,000
$3,000
$2,200
$3,300
$2,700
$4,050
Tier 2
$1,500
$2,000
$1,650
$2,200
$2,025
$2,700
Tier 3
$500
$700
$550
$770
$675
$945
Tier 4
$400
$400
$440
$440
$540
$540
Tier 5
$400
$400
$440
$440
$540
$540
Northern Natural Gas Demarcation Basis Swap (PE)
 
 
 
 
 
 
Tier 1
$600
$500
$660
$550
$810
$675
Tier 2
$400
$250
$440
$275
$540
$338
Tier 3
$250
$250
$275
$275
$338
$338
Ventura Basis Swap (PF)
 
 
 
 
 
 
Tier 1
$600
$500
$660
$550
$810
$675
Tier 2
$250
$250
$275
$275
$338
$338
Tier 3
$250
$250
$275
$275
$338
$338
Panhandle Basis Swap (PH)
 
 
 
 
 
 
Tier 1
$750
$500
$825
$550
$1,013
$675
Tier 2
$400
$350
$440
$385
$540
$473
Tier 3
$300
$300
$330
$330
$405
$405
Tier 4
$300
$300
$330
$330
$405
$405
Tier 5
$300
$300
$330
$330
$405
$405
El Paso Natural Gas Co. Permian Basin Basis Swap (PM)
 
 
 
 
 
 
Tier 1
$750
$500
$825
$550
$1,013
$675
Tier 2
$400
$350
$440
$385
$540
$473
Tier 3
$300
$300
$330
$330
$405
$405
Tier 4
$300
$300
$330
$330
$405
$405
Tier 5
$300
$300
$330
$330
$405
$405
 
 
 
 
 
 
 
Centerpoint Basis (PW)
 
 
 
 
 
 
Tier 1
$750
$500
$825
$550
$1,013
$675
Tier 2
$300
$250
$330
$275
$405
$338
Should you have any questions or require any further information, please contact exchangeinfo@nymex.com