Margins for the Texas Eastern Transmission Co. East Louisiana and South Texas zones; Transcontinental Gas Pipeline Co. Zone 3; and Columbia Gulf Transmission onshore basis swap futures contracts will be $200 for clearing members, $220 for members, and $270 for customers.
Margin rates for intra-commodity spreads for the four contracts will be $25 for clearing members, $28 for members, and $34 for customers.
The position accountability levels for the new contracts will be 10,000 contracts for any single month or all months, with the exception of a 500-contract level for the expiring contract. Clearing members must identify to the Exchange customers with a position of 25 contracts or more.