Michigan Gas Storage Company

First Revised Volume No 1

Effective Date: 11/01/1993, Docket: RS92- 7-001, Status: Effective

Original Sheet No. 37 Original Sheet No. 37 : Superseded

FORM OF SERVICE AGREEMENT

(For Use Under MGS's Rate Schedule IS)

(Continued)

2. It is further agreed that MGS may unilaterally seek authorization

from the Commission for such rate adjustments as may be found

necessary to assure MGS just and reasonable rates. Nothing herein

contained shall be construed to deny Buyer any rights it may have

under the Natural Gas Act, as amended, including the right to

participate fully in rate proceedings by intervention or otherwise

to contest increased rates in whole or in part.

ARTICLE IV

NOTICE

1. Except as may be otherwise provided, any notice, demand, statement

or bill provided for in this Agreement or any notice which a party

may desire to give to the other shall be in writing and mailed by

regular mail to the following addresses:

MGS

Michigan Gas Storage Company

212 West Michigan Ave.

Jackson, MI 49201

Buyer

Attention:

This Agreement supersedes and cancels, as of the effective date hereof, the

following contract between the parties hereto:

IN WITNESS WHEREOF, the parties hereto have caused this Agreement to be

signed by their respective officers.