Midwestern Gas Transmission Company

Third Revised Volume No. 1

Effective Date: 01/07/2008, Docket: RP08- 49-000, Status: Effective

Second Revised Sheet No. 70 Second Revised Sheet No. 70 : Pending

Superseding: First Revised Sheet No. 70

RATE SCHEDULE IT

INTERRUPTIBLE TRANSPORTATION SERVICE

1. AVAILABILITY

This Rate Schedule is available for the transportation of natural gas on the Mainline

and Eastern Mainline on an interruptible basis by Midwestern Gas Transmission Company

(Company) to any Shipper:

(a) that makes a valid request pursuant to Section 3 hereof and executes an

Interruptible Transportation Agreement (IT Agreement); and

(b) to the extent that capacity is available on Company's system from time to time

for the delivery of gas to Company and the redelivery by Company for the account

of Shipper.

2. APPLICABILITY AND CHARACTER OF SERVICE

2.1 The service rendered hereunder shall be the receipt of natural gas and the

delivery of the Equivalent Quantity of natural gas up to the maximum

interruptible quantity set out in the IT Agreement, subject to the availability

of capacity sufficient to provide the service without detriment or disadvantage

to Company's firm transportation Shippers. Service hereunder is fully

interruptible to the extent necessary to provide firm transportation service.

2.2 Interruption of service includes decreasing, suspending, or discontinuing

either the receipt or delivery of gas. Interruption and the allocation of

available interruptible capacity shall be in accordance with Subsection(s) 3.7

and 3.8 of the General Terms and Conditions. Company may also interrupt

service to any Shipper whenever necessary to maintain gas quality or the

integrity of Company's system.

2.3 Company shall not be required to install, operate or maintain any additional

facilities in order to provide transportation service under this Rate Schedule.

3. QUALIFICATION FOR SERVICE

3.1 All Shippers requesting interruptible transportation service must qualify

pursuant to Section 25 of the General Terms and Conditions of Company's Tariff.

3.2 All Shippers requesting interruptible transportation service must execute an

IT Agreement in accordance with the provisions of Section 25 of the General

Terms and Conditions of Company's FERC Gas Tariff.

4. DELIVERIES AND RECEIPTS

4.1 Receipt Points

All Receipt Points on Company's system shall be available for gas transported

under this Rate Schedule. Company shall not be required under any

circumstances to receive gas at any Receipt Point where the total quantity of

gas scheduled for receipt on any day is less than that required for the

accurate measurement of quantities to be received.