Margins on the spot month of the Sumas natural gas basis swap futures contract will decrease to $250 from $325 for clearing members, to $275 from $358 for members, and to $338 from $439 for customers. Margins for the second months and beyond will decrease to $225 from $300 for clearing members, to $248 from $330 for members, and to $304 from $405 for customers.
Margins for all months of the unleaded 87 gasoline up–down spread calendar swap futures contract will decrease to $600 from $1,920 for clearing members, to $660 from $2,112 for members, and to $810 from $2,592 for customers.
