Southern Star Central Gas Pipeline, Inc.

Original Volume No. 1

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Effective Date: 05/01/2003, Docket: RP03-352-000, Status: Effective

Original Sheet No. 508 Original Sheet No. 508 : Effective

FORM OF

ELECTRONIC DATA INTERCHANGE

TRADING PARTNER AGREEMENT

4.10 Counterparts. This Agreement may be executed in any number of original

counterparts all of which shall constitute but one and the same

instrument.

Each party has caused this Agreement to be properly executed on its behalf as

of the date first above written.

Company Name: ___________________________

Name: __________________________________

By: __________________________________

Title: __________________________________

Company Name: __________________________

Name: __________________________________

By: __________________________________

Title: __________________________________