Midwestern Gas Transmission Company

SECOND REVISED VOLUME NO. 1

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Effective Date: 06/01/1997, Docket: RP97- 59-003, Status: Effective

Original Sheet No. 242 Original Sheet No. 242 : Superseded

EXHIBIT A

ELECTRONIC DATA INTERCHANGE TRADING PARTNER AGREEMENT

DATE________________________

TO BE EFFECTIVE____________________(DATE)

Re: Electronic Data Interchange Trading Partner Agreement by and between

___________________________________________________[Trading Partner] and

___________________________________________________[Pipeline(s)],

dated __________________________

Gentlemen:

________________________________________[Provider] hereby ratifies and accepts the

captioned Electronic Data Interchange Trading Partner Agreement ("Agreement") in its

role as Third Party Service Provider ("Provider") for ________________________________

[Customer]. Provider will comply with the terms and conditions of the captioned

agreement as a party thereto. ______________________________________("Pipeline(s)") is

entitled to rely on the actions of Provider under and with respect to the captioned

Agreement. Pipeline(s) will be fully protected in relying on Provider action and

Provider, without limitation, indemnifies and holds harmless Pipeline(s) for its

reliance on Provider's actions against any and all claims and damages arising as a

consequence of or in connection with such reliance. Without limiting the foregoing,

Pipeline(s) has the right to rely on the time indicated in a completed transmission

(i.e. fully successful and received by Pipeline's internal backend computer system) when

attempting to schedule timely nominations.

If the forgoing represents your understanding of the agreement between the

parties, please sign in the signature space provided below.

THIRD PARTY PROVIDER

COMPANY NAME: _____________________________________________

BY:________________________________________________________

NAME: ____________________________________________________

TITLE: ____________________________________________________

TRANSPORTATION CUSTOMER

COMPANY NAME: _____________________________________________

BY:________________________________________________________

NAME: ____________________________________________________

TITLE: ____________________________________________________

PIPELINE

COMPANY NAME: _____________________________________________

BY:________________________________________________________

NAME: ____________________________________________________

TITLE: ____________________________________________________