Great Lakes Gas Transmission Limited Partner

Second Revised Volume No. 1

Effective Date: 06/01/1997, Docket: RP97-141-002, Status: Effective

Second Revised Sheet No. 31 Second Revised Sheet No. 31 : Superseded

Superseding: FIRST REVISED SHEET NO. 31

GENERAL TERMS AND CONDITIONS

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(continued)

ii) Whether the capacity is available from Transporter directly, in association with

exercise of a Shipper's Right of First Refusal, or through Transporter's Firm

Capacity Release Program; and

iii) Offers by Shippers to assume or acquire capacity pursuant to Section 15 of these

General Terms and Conditions;

12.4.7 When provisions of this FERC Gas Tariff require matters to be written or in writing, and

such matters also may be handled through electronic media of any kind, including, but

not limited to, facsimile or the Electronic Bulletin Board according to its procedures,

then at the option of Shipper or Transporter such provisions shall be satisfied by

either Shipper's or Transporter's use of such electronic media.

12.4.8 Transporter has also implemented the necessary capabilities to allow for the transmittal

of standardized datasets via Electronic Data Interchange (EDI) in compliance with

ASC x12 EDI standards and pursuant to Commission Order No. 563.

Data may be transmitted to, and received from Transporter in Electronic Data Interchange

(EDI) format via Transporter's Electronic Delivery Mechanism (EDM) through the Internet

and Transporter's designated site, as mandated in FERC Order 587-B. Individuals wishing

to utilize this service must execute a Trading Partner Agreement with Transporter to

govern the usage and transmission of data through such EDM.

Specific information regarding EDI is available through the contact listed in section 12.4.1.