Ozark Gas Transmission, L. L. C.

Original Volume No. 1

Effective Date: 03/01/2002, Docket: RP02-155-000, Status: Effective

Original Sheet No. 58 Original Sheet No. 58 : Effective

RATE SCHEDULE ISS

INTERRUPTIBLE STORAGE SERVICE (Continued)

5. RATES AND CHARGES

5.1 The applicable rates per Dth under this Rate

Schedule ISS for firm storage service are set

forth on currently effective Sheet No. 13A of

this tariff and those rates are incorporated

herein by reference. The amounts which shall

be paid by Shipper each month during the term

of Shipper's ISS Service Agreement shall

include the sum of the amounts due under the

subsections of this Section 5 that are

applicable to Shipper for such month.

5.2 Inventory Charge: A charge per month equal to

the product of the inventory rate and the

Shipper's average monthly inventory. The

average monthly inventory shall be the

average of the Shipper's highest and lowest

inventories during the month.

5.3 Commodity Charges:

(a) The ISS Injection Charge shall be paid

each month for each Dth of Natural Gas

injected to storage by Transporter on

behalf of Shipper during the month.

(b) The ISS Withdrawal Charge shall be paid

each month for each Dth of Natural Gas

withdrawn from storage by Transporter on

behalf of Shipper during the month.

The foregoing commodity charges shall be

subject to an increment for an Annual Charge

Adjustment for Federal Energy Regulatory

Commission costs, as set forth in Section 11

of the General Terms and Conditions of

Transporter's FERC Gas Tariff, and if

applicable, a Gas Research Institute unit

charge, as set forth in Section 12 of the

General Terms and Conditions of Transporter's

FERC Gas Tariff.

5.4 Billing and payment procedures applicable to storage

service pursuant to this Rate Schedule ISS are set forth in

the General Terms and Conditions of Transporter's Gas

Tariff.