Michigan Gas Storage Company

First Revised Volume No 1

Effective Date: 01/01/1997, Docket: RP96-290-000, Status: Effective

First Revised Sheet No. 14 First Revised Sheet No. 14 : Superseded

Superseding: Original Sheet No. 14

RATE SCHEDULE IT

INTERRUPTIBLE TRANSPORTATION SERVICE

(continued)

3.2 Credit Worthiness

Transporter shall not be required to commence service or to

continue to provide service under this Rate Schedule for any

Shipper, who, at Transporter's reasonable discretion, fails to

demonstrate minimal credit worthiness.

Transporter may perform service for such Shipper under this Rate

Schedule if said Shipper, upon notice of noncredit worthiness from

Transporter, (i) deposits and maintains a prepayment of an amount

equal to three (3) Months of the cost of Transporter's billing

under its Service Agreement for performing such service at the

full Maximum Daily Quantity or (ii) Shipper furnishes within

fifteen (15) Days good and sufficient security, as determined

reasonably by Transporter, of a continuing nature and in an amount

equal to the cost of Transporter's billing under its Service

Agreement for performing said service at the full Maximum Daily

Quantity for a period of three (3) Months. Transporter may,

without waiving any rights or remedies it may have, suspend

further service until such security is received after any

necessary authorizations by any regulatory bodies having

jurisdiction.

3.3 General Terms and Conditions

The General Terms and Conditions of this Tariff are applicable to

this Rate Schedule.

4. RATES AND CHARGES

Subject to such modifications as may be imposed and/or authorized

by the FERC, each Month Shipper shall, where applicable, pay

Transporter the following amounts:

4.1 Interruptible Service

a. Usage Charge

A Usage Rate per dth as shown on effective tariff Sheet No. 4

multiplied by the quantity of Gas in dth which Transporter

delivered to or on behalf of Shipper at the Point of Delivery

during the Month.