New York Mercantile Exchange
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Monthly Peak
Specifications
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Specifications
Margins
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Daily Peak
Specifications
Margins
NYISO Zone G LBMP Monthly Peak Swap
Non-Member Customer InitialMember Customer InitialClearing Member and Customer MaintenanceAssessments Spot Month
Tier 1: $6,750Tier 1: $5,500Tier 1: $5,000$3,500†

Non-Member Customer InitialMember Customer InitialClearing Member and Customer MaintenanceAssessments Spot Month
Tier 2: $4,725Tier 2: $3,850Tier 2: $3,500$3,500†

Non-Member Customer InitialMember Customer InitialClearing Member and Customer MaintenanceAssessments Spot Month
Tier 3: $4,050Tier 3: $3,300Tier 3: $3,000$3,500†

Non-Member Customer InitialMember Customer InitialClearing Member and Customer MaintenanceAssessments Spot Month
Tier 4: $2,700Tier 4: $2,200Tier 4: $2,000$3,500†

Inter-Commodity Straddle Margin 
Tier 1 - Any Spread$500 (Tier 1)

Inter-Commodity Straddle Margin 
Tier 1 - Any Spread$100 (Tier 2)

Inter-Commodity Straddle Margin 
Tier 1 - Any Spread$100 (Tier 3)

Inter-Commodity Straddle Margin 
Tier 1 - Any Spread$100 (Tier 4)

SpreadPriorityRatioCredit
KG:NG681:260
KG:QJ711:160
KG:KV741:140
KG:KM771:140
KJ:KG811:160
KA:KJ801:160
NF:NG:KG1374:1:260
NX:NG:KG1384:1:260
TC:NG:KG1394:1:260
PD:NG:KG1404:1:260
NY:NG:KG1414:1:260
NE:NG:KG1424:1:260
NK:NG:KG1434:1:260
NL:NG:KG1444:1:260
PE:NG:KG1454:1:260
PF:NG:KG1464:1:260
PG:NG:KG1474:1:260

NOTES:
For cleared contracts, the spot month assessment is effective on the day submission deadline terminates.
 For traded contracts, the spot month assessment is effective as of the close of business one day prior to the last trading day.

Outright (Scan) and Intra-Commodity Margin Tiers
* Tier 1: 1st nearby month (spot month)
  Tier 2: 2nd through 6th nearby
  Tier 3: 7th through 11th nearby
  Tier 4: Greater than 11th nearby