Reliant Energy Gas Transmission Company

Fifth Revised Volume No. 1

Effective Date: 09/20/1999, Docket: RP99-473-000, Status: Effective

Original Sheet No. 535 Original Sheet No. 535 : Effective

EXHIBIT ___

ELECTRONIC DATA INTERCHANGE TRADING PARTNER AGREEMENT

DATED ___________________

TO BE EFFECTIVE ____________________ (date)

7. Terms and Conditions: (If no special terms and conditions have been agreed upon, enter "None.")

_______________________________________________________________________________________________

8. Data Retention: (If no special data retention procedures have been agreed upon, enter "None.")

_______________________________________________________________________________________________

9. Limitation on Direct Damages: (If no limitation has been agreed upon, enter "None.")

_______________________________________________________________________________________________

10. Confidential Information: (See Section 3.4 If no limitation has been agreed upon, enter "None.")

_______________________________________________________________________________________________

The undersigned do hereby execute this Exhibit pursuant to the Agreement attached and do hereby ratify said

Agreement for all purposes set forth in this Exhibit.

Company Name: ____________________ Company Name: ______________________

By: _______________________________ By: _________________________________

Printed Name: _____________________ Printed Name: _______________________

Title: ______________________________ Title: ________________________________