The New York Mercantile Exchange, Inc., will decrease the margins on its New York Independent System Operator (NYISO) Zone A, NYISO Zone G, and NYISO Zone J electricity futures contracts at the close of business tomorrow to $2,000 from $2,500 for clearing members, to $2,200 from $2,750 for members, and to $2,700 from $3,375 for customers on both the Zone A and Zone G contracts and to $2,000 from $3,000 for clearing members, to $2,200 from $3,300 for members, and to $2,700 from $4,050 for customers on the Zone J contract.
Margins on inter-month spreads on all three contracts will decrease to $1,000 from $1,500 for clearing members, to $1,100 from $1,650 for members, and to $1,350 from $2,025 for customers.
