Gulf States Transmission Corporation

Original Volume No. 1

Effective Date: 10/01/2001, Docket: RP00-405-001, Status: Effective

First Revised Sheet No. 25 First Revised Sheet No. 25 : Effective

Superseding: Original Sheet No. 25

RATE SCHEDULE IT

Interruptible Transportation Service (Continued)

4.4 Shipper shall be obligated to notify or cause Transporter to be notified

in advance of each month and in advance of each day in which Shipper

desires service under this Rate Schedule, including the daily quantity of

gas Shipper desires to deliver to Transporter during such period.

Shipper shall deliver or cause to be delivered to Transporter and shall

receive from Transporter the scheduled daily quantity as nearly as

possible at uniform hourly rates. Departures from the daily quantity

which Shipper intends to deliver to Transporter hereunder may be made by

notifying Transporter at least twenty-four hours in advance of the

commencement of the day on which the change in deliveries will commence

and shall be kept to the minimum.

4.5 In the event an imbalance between receipts and deliveries exists upon

termination of the Service Agreement or when quantities cease to be

delivered to Transporter for