Midwestern Gas Transmission Company

Third Revised Volume No. 1

Effective Date: 10/01/2003, Docket: RP00-467-002, Status: Effective

Second Revised Sheet No. 230 Second Revised Sheet No. 230 : Effective

Superseding: First Revised Sheet No. 230

GENERAL TERMS AND CONDITIONS

3. MEASUREMENT REPORTING AND SCHEDULING OF RECEIPTS AND DELIVERIES (Continued)

3.9 Shipper Imbalances (Continued)

3.9.2 Balancing at Contract Termination

Following the termination of the service agreement, Shipper shall be

required to "cash out" any remaining excess or deficiency in receipts

and deliveries in accordance with the procedures established in the

Rate Schedules LMS-MA and LMS-PA, unless Company and Shipper agree

otherwise.

3.10 Imbalance Trading

Company shall allow a Shipper, or its Agent, to Trade Shipper Imbalances within

the same Operational Impact Area on and across Agreements. [2.3.30/v1.5]

Company shall provide the ability to post and Trade Shipper Imbalances until at

least the close of the 19th Business Day of the month. [2.3.41/v1.5]

Authorization to post Imbalances that are received by Company by 11:45 a.m. CCT

shall be effective at 8:00 a.m. CCT the next Business Day. Imbalances

previously authorized for posting shall be posted on or before the ninth

Business Day of the month. [2.3.40/v1.5]

Company shall provide the ability to view and, upon request, download posted

Shipper Imbalances. [2.3.42/v1.5]

Shipper Imbalances to be posted for Trading shall be authorized by Shipper.

[2.3.43/v1.5]

Company shall not be required to post a Shipper Imbalance that has a quantity

of zero. [2.3.44/v1.5]

When Trading Shipper Imbalances, a quantity shall be specified. [2.3.45/v1.5]