Great Lakes Gas Transmission Limited Partner

Second Revised Volume No. 1

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Effective Date: 11/01/2006, Docket: RP06-624-000, Status: Effective

Original Sheet No. 10B Original Sheet No. 10B : Effective

GENERAL TERMS AND CONDITIONS

____________________________

(continued)

3.2 Nomination Timeline (continued)

b) Transporter and its Shippers shall follow the following timeline for the nomination and

confirmation of gas quantities (all times shown are Central Clock Time (C.C.T.)).

On the calendar day

prior to the Gas Day On the Gas Day

|------------------------| |---------------------------------------|

LAST

INTRA- INTRA- INTRA-

TIMELY EVENING DAY 1 DAY 2 DAY 2/

Nomination leaves

control of Shipper 11:30 a.m. 6:00 p.m. 10:00 a.m. 5:00 p.m. 2:45 a.m.

Nomination due

to Transporter 11:45 a.m. 6:15 p.m. 10:15 a.m. 5:15 p.m. 3.00 a.m.

Quick Response(as defined

in NAESB Standards)

sent to those Shippers

nominating via EDI 12:00 noon 6:30 p.m. 10:30 a.m. 5:30 p.m. 3:15 a.m.

Completed confirmations

received by Transporter

from connected parties 3:30 p.m. 9:00 p.m. 1:00 p.m. 8:00 p.m. 4:30 a.m.

Scheduled quantities

provided to Shippers

and point operators

and to provide notice

to bumped parties

(See Section 11.2) 1/ 4:30 p.m. 10:00 p.m. 2:00 p.m. 9:00 p.m. 5:00 a.m.

On the Gas Day

|--------------------------------------------------------------------|

LAST

INTRA- INTRA- INTRA-

TIMELY EVENING DAY 1 DAY 2 DAY

Effective time of flow 9:00 a.m. 9:00 a.m. 5:00 p.m. 9:00 p.m. 5:00 a.m.

1/ "Provide" shall mean, for transmittals pursuant to NAESB Standards 1.4.x, receipt at the designated

site, and for purposes of other forms of transmittal, it shall mean send or post.

2/ Nominations under the Last Intra-Day cycle shall be on a best efforts basis, subject to pipeline

operations.