Southern Star Central Gas Pipeline, Inc.

Original Volume No. 1

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

Original Sheet No. 506 Original Sheet No. 506 : Effective

FORM OF

ELECTRONIC DATA INTERCHANGE

TRADING PARTNER AGREEMENT

Section 4. Miscellaneous

4.1 Term. This Agreement shall be effective as of the date first set forth

above and shall remain in effect until terminated by either party with

not less than 30 days prior written notice specifying the effective date

of termination; provided, however, that written notice for purposes of

this paragraph shall not include notice provided pursuant to an EDI

transaction; further provided, however, that any termination shall not

affect the respective obligations or rights of the parties arising under

any Documents or otherwise under this Agreement prior to the effective

date of termination.

4.2 Severability. Any provision of this Agreement which is determined to be

invalid or unenforceable will be ineffective to the extent of such

determination without invalidating the remaining provisions of this

Agreement or affecting the validity or enforceability of such remaining

provisions.

4.3 Entire Agreement. This Agreement and the Appendix constitute the

complete agreement of the parties relating to the matters specified in

this Agreement and supersede all prior representations or agreements,

whether oral or written, with respect to such matters. No oral

modification or waiver of any of the provisions of this Agreements shall

be binding on either party. No obligation to enter into any Transaction

is to be implied from the execution or delivery of this Agreement. This

Agreement is solely for the benefit of, and shall be binding solely

upon, the parties, their agents and their respective successors and

permitted assigns. This Agreement is not intended to benefit and shall

not be for the benefit of any party other than the parties hereto and no

other party shall have any right, claim or action as a result of this

Agreement.

4.4 Governing Law. This Agreement shall be governed by and interpreted in

accordance with the laws of the state of Kentucky, excluding any

conflict-of-law rules and principles of that state which would result in

reference to the laws or law rules of another jurisdiction.