Midwestern Gas Transmission Company

Third Revised Volume No. 1

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Effective Date: 07/09/2004, Docket: RP04-325-000, Status: Effective

First Revised Sheet No. 505 First Revised Sheet No. 505 : Effective

Superseding: Original Sheet No. 505

MIDWESTERN GAS TRANSMISSION COMPANY

EXHIBIT ___

ELECTRONIC DATA INTERCHANGE TRADING PARTNER AGREEMENT

DATED ___________________

TO BE EFFECTIVE ____________________ (date)

1. Contact Information

Company Name: ___________________________________________________________________

Street Address: _________________________________________________________________

City: ___________________________________________________________________________

State/Province/Commonwealth: ____________________________________________________

Zip/Postal Code: ________________________________________________________________

Attention [Name, Title]: ________________________________________________________

Phone: ______________ Fax: _________________ Email Address: _________________

Legal Entity Common Code (D-U-N-S*(Number): _____________________________________

Company Name: ___________________________________________________________________

Street Address: _________________________________________________________________

City: ___________________________________________________________________________

State/Province/Commonwealth: ____________________________________________________

Zip/Postal Code: ________________________________________________________________

Attention [Name, Title]: ________________________________________________________

Phone: ______________ Fax: _________________ Email Address: _________________

Legal Entity Common Code (D-U-N-S*(Number): _____________________________________

2. Special Allocation Costs if Any: ________________________________________________

___________________________________

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