Notice to Members
Notice No. 317
08/19/2003
Margin Rates Change for Existing NYMEX Division Natural Gas Basis Swap Futures Contracts
Effective Date: Wednesday, August 20, 2003 (close of business)
Contracts: Natural Gas Basis Swap Futures: Alberta Gas Swap (NA), Chicago Swap (NB), Henry Hub Swap (HB), Houston Ship Channel Swap (NH), San Juan Swap (NJ), Socal Swap (NS), Transco Zone 6 Swap (NZ), Northwest Pipeline Rockies Swap (NR), Panhandle Swap (PH), Michcon Swap (NF), Permian Basin Swap (PM), Texas Eastern Zone M-3 Swap (NX), TCO Swap (TC), PG&E Malin Swap (PB), PG&E Citygate Swap (PC), NGPL Tex/OK Swap (PD), NGPL LA Swap (NY), ANR Oklahoma (NE), SUMAS Swap (NK), NGPL Mid-Continent (NL), Northern Natural Gas Demarcation Swap (PE), Northern Natural Gas Ventura, Iowa Swap (PF), Dominion Transmission Inc. – Appalachia Swap (PG), CIG Rockies Swap (CI), Waha Swap (NW), Tetco Eastern South (TX), Columbia Gulf Onshore Basis (GL), Tectco ELA Basis (TE), Transco Zone 3 Basis (CZ)
Contract Months: All Months

NYMEX Division Margin Rates for Natural Gas Basis Swap Futures Contracts
 
Clearing Member /
Maintenance Margin
Member Customer
Initial Margin
Non-Member
Customer Initial Margin
Spot Month Assessment
  New Old New Old New Old New Old
Alberta Gas Swap (NA)
Tier 1: 1st Nearby $300 $600 $330 $660 $405 $810 $500 $750
Tier 2: 2nd Nearby $175 $350 $193 $385 $236 $473    
Tier 3: 3rd - 6th Nearby $125 $250 $138 $275 $169 $338    
Tier 4: 7th - 12th Nearby $125 $250 $138 $275 $169 $338    
Tier 5: 13th And Greater $50 $100 $55 $110 $68 $135    
Chicago Swap (NB)                
Tier 1: 1st Nearby $50 $150 $55 $165 $68 $203 $500 $750
Tier 2: 2nd Nearby and Greater $50 $100 $55 $110 $68 $135    
Henry Hub Swap (HB)                
Tier 1: 1st Nearby $25 $50 $28 $55 $34 $68 $500 $750
Tier 2: 2nd Nearby and Greater $25 $25 $28 $28 $34 $34    
Houston Ship Channel Swap (NH)                
Tier 1: 1st Nearby $75 $200 $83 $220 $101 $270 $500 $750
Tier 2: 2nd Nearby and Greater $75 $150 $83 $165 $101 $203    
San Juan Swap (NJ)                
Tier 1: 1st Nearby $350 $700 $385 $770 $473 $945 $500 $750
Tier 2: 2nd Nearby and Greater $300 $600 $330 $660 $405 $810    
Socal Swap (NS)                
Tier 1: 1st Nearby $375 $650 $413 $715 $506 $878 $500 $750
Tier 2: 2nd Nearby and Greater $300 $500 $330 $550 $405 $675    
Transco Zone 6 Swap (NZ)                
Tier 1: 1st Nearby $150 $650 $165 $715 $203 $878 $500 $750
Tier 2: 2nd Nearby $75 $250 $83 $275 $101 $338    
Tier 3: 3rd - 6th Nearby $75 $250 $83 $275 $101 $338    
Tier 4: 7th - 12th Nearby $50 $200 $55 $220 $68 $270    
Tier 5: 13th And Greater $25 $100 $28 $110 $34 $135    
Northwest Pipeline, Rockies Swap (NR)                
Tier 1: 1st Nearby $325 $1,800 $358 $1,980 $439 $2,430 $500 $750
Tier 2: 2nd Nearby $225 $1,200 $248 $1,320 $304 $1,620    
Tier 3: 3rd - 6th Nearby $200 $1,000 $220 $1,100 $270 $1,350    
Tier 4: 7th - 12th Nearby $125 $600 $138 $660 $169 $810    
Tier 5: 13th And Greater $75 $400 $83 $440 $101 $540    
Panhandle Swap (PH)                
Tier 1: 1st Nearby $100 $300 $110 $330 $135 $405 $500 $750
Tier 2: 2nd Nearby and Greater $75 $175 $83 $193 $101 $236    
MichCon Swap (NF)                
Tier 1: 1st Nearby $75 $200 $83 $220 $101 $270 $500 $750
Tier 2: 2nd Nearby and Greater $75 $150 $83 $165 $101 $203    
Permian Swap (PM)                
Tier 1: 1st Nearby $200 $600 $220 $660 $270 $810 $500 $750
Tier 2: 2nd Nearby and Greater $100 $250 $110 $275 $135 $338    
Texas Eastern Zone M-3 Swap (NX)                
Tier 1: 1st Nearby $100 $550 $110 $605 $135 $743 $500 $750
Tier 2: 2nd Nearby and Greater $100 $475 $110 $523 $135 $641    
TCO Swap (TC)                
Tier 1: 1st Nearby $75 $150 $83 $165 $101 $203 $500 $750
Tier 2: 2nd Nearby and Greater $50 $100 $55 $110 $68 $135    
PG&E Malin Swap (PB)                
Tier 1: 1st Nearby $250 $750 $275 $825 $338 $1,013 $500 $750
Tier 2: 2nd Nearby and Greater $175 $500 $193 $550 $236 $675    
PG&E Citygate Swap (PC)                
Tier 1: 1st Nearby $275 $500 $303 $550 $371 $675 $500 $750
Tier 2: 2nd Nearby and Greater $275 $500 $303 $550 $371 $675    
NGPL Tex / OK Swap (PD)                
Tier 1: 1st Nearby $75 $150 $83 $165 $101 $203 $500 $750
Tier 2: 2nd Nearby and Greater $50 $100 $55 $110 $68 $135    
NGPL LA Swap (NY)                
Tier 1: 1st Nearby $25 $200 $28 $220 $34 $270 $500 $750
Tier 2: 2nd Nearby and Greater $25 $200 $28 $220 $34 $270    
ANR Oklahoma Swap (NE)                
Tier 1: 1st Nearby $100 $125 $110 $138 $135 $169 $500 $750
Tier 2: 2nd Nearby and Greater $100 $100 $110 $110 $135 $135    
SUMAS Swap (NK)                
Tier 1: 1st Nearby $325 $300 $358 $330 $439 $405 $500 $750
Tier 2: 2nd Nearby and Greater $300 $275 $330 $303 $405 $371    
NGPL Mid-Continent Swap (NL)                
Tier 1: 1st Nearby $75 $350 $83 $385 $101 $473 $500 $750
Tier 2: 2nd Nearby and Greater $50 $150 $55 $165 $68 $203    
Northern Natural Gas Demarcation Swap (PE)                
Tier 1: 1st Nearby $100 $200 $110 $220 $135 $270 $500 $750
Tier 2: 2nd Nearby and Greater $50 $100 $55 $110 $68 $135    
Northern Natural Gas Ventura, Iowa Swap (PF)                
Tier 1: 1st Nearby $50 $100 $55 $110 $68 $135 $500 $750
Tier 2: 2nd Nearby and Greater $50 $100 $55 $110 $68 $135    
Dominion Transmission Inc. – Appalachia Swap (PG)                
Tier 1: 1st Nearby $100 $250 $110 $275 $135 $338 $500 $750
Tier 2: 2nd Nearby and Greater $100 $200 $110 $220 $135 $270    
CIG Rockies Swap (CI)                
Tier 1: 1st Nearby $475 $1,800 $523 $1,980 $641 $2,430 $500 $750
Tier 2: 2nd Nearby $325 $1,200 $358 $1,320 $439 $1,620    
Tier 3: 3rd - 6th Nearby $275 $1,000 $303 $1,100 $371 $1,350    
Tier 4: 7th - 12th Nearby $175 $600 $193 $660 $236 $810    
Tier 5: 13th And Greater $125 $400 $138 $440 $169 $540    
Waha Swap (NW)                
Tier 1: 1st Nearby $100 $650 $110 $715 $135 $878 $500 $750
Tier 2: 2nd Nearby and Greater $75 $450 $83 $495 $101 $608    
Tetco Eastern South/STX (TX)                
Tier 1: 1st Nearby $50 $200 $55 $220 $68 $270 $500 $750
Tier 2: 2nd Nearby and Greater $50 $200 $55 $220 $68 $270    
Columbia Gulf Onshore Basis (GL)                
Tier 1: 1st Nearby $50 $200 $55 $220 $68 $270 $500 $750
Tier 2: 2nd Nearby and Greater $50 $200 $55 $220 $68 $270    
Tectco ELA Basis (TE)                
Tier 1: 1st Nearby $50 $200 $55 $220 $68 $270 $500 $750
Tier 2: 2nd Nearby and Greater $50 $200 $55 $220 $68 $270    
Transco Zone 3 Basis (CZ)                
Tier 1: 1st Nearby $50 $200 $55 $220 $68 $270 $500 $750
Tier 2: 2nd Nearby and Greater $50 $200 $55 $220 $68 $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