Implementation of Diminishing Balances for two (2) Plastics Contracts

Effective Wednesday, September 17, 2014, the New York Mercantile Exchange, Inc. (“NYMEX” or the “Exchange”) will implement diminishing balances to two plastics futures contracts listed below.  Diminishing Balance contracts are those whose front-month open positions, as counted for position limit purposes, diminish as the contract month progresses toward expiration. The implementation of the diminishing balances for the two contracts will be inserted into the NYMEX Position Limit, Position Accountability and Reportable Level Table, located in the Interpretations & Special Notices Section of Chapter 5 of the NYMEX Rulebook for trade date September 17, 2014.