Great Lakes Gas Transmission Limited Partner

Second Revised Volume No. 1

Effective Date: 04/27/2001, Docket: RP01-272-000, Status: Effective

First Revised Sheet No. 63I First Revised Sheet No. 63I : Effective

Superseding: Original Sheet No. 63I

RATE SCHEDULE MC

MARKET CENTER SERVICES

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(continued)

6.4 Waiver of Requirements

If Transporter already has sufficient credit information to allow Transporter to make a credit

evaluation, and on such information Transporter determines such Shipper to be creditworthy,

Shipper shall be deemed to have met the creditworthiness requirements of this section without

submitting additional credit information.

6.5 Subsequent Information

(a) If any of the events or actions described in Subsection 6.2(g) hereof shall be initiated or

imposed during the term of service hereunder, Shipper shall provide notification to the

Transporter within two (2) working Days of any such initiated or imposed event or action.

At any time during the term of service under MC Service Agreement, Shipper shall also be

required to update the information specified in Subsection 6.2 of this FERC Gas Tariff,

Second Revised Volume No. 1, as may reasonably be required by Transporter, to determine

Shipper's continuing creditworthiness.

(b) Should the Transporter become aware of any significant change in Shipper's financial status

that in its judgement impairs Shipper's continuing ability to satisfy its financial

obligations for service hereunder, Transporter may require Shipper to furnish or bring up

to date the information provided for in Subsection 6.2 hereof within fifteen (15) Days of

the date of a written request by Transporter. The information must be furnished in

writing, but may be faxed upon mutual agreement of the parties.

following on an annual basis no later than April 30:

(1) a copy of Shipper's most recent audited financial statements; and

(2) a copy of Shipper's most recent annual report to shareholders and Form 10-K, if

applicable.

Failure to comply with this provision could result in a reclassification to "Prepayment"

status.