Pine Prairie Energy Center, LLC

Original Volume No. 1

Effective Date: 09/01/2007, Docket: RP07-563-000, Status: Effective

Original Sheet No. 35 Original Sheet No. 35 : Effective

ISS RATE SCHEDULE

INTERRUPTIBLE STORAGE SERVICE

(Continued)

(b) Storage Injection Charge. A usage charge for each

Dth of Customer's Gas injected into PPEC's facilities pursuant to

Section 2.1(a) of this Rate Schedule.

Dth of Customer's Gas withdrawn from PPEC's facilities pursuant to

Section 2.1(c) of this Rate Schedule.

(d) Fuel Reimbursement. The amount of Gas for fuel and

losses determined in accordance with Section 19 of the General

Terms and Conditions of this FERC Gas Tariff and set forth in

Customer's Interruptible Storage Service Agreement.

(e) Regulatory Fees and Charges. Customer shall

reimburse PPEC for all fees and charges, as required by the

Commission or any other regulatory body, that are related to

service provided under this Rate Schedule, as set forth in

Customer's Interruptible Storage Service Agreement.

(f) Taxes. Customer shall reimburse PPEC for all

applicable taxes as may be assessed PPEC, as set forth in Section

15 of the General Terms and Conditions of this FERC Gas Tariff and

in Customer's Interruptible Storage Service Agreement.

4. INVOICE

Each invoice for Interruptible storage service shall reflect

the applicable charges set forth under Section 3 of this Rate

Schedule, at rates set forth in Customer's Interruptible Storage

Service Agreement.

5. TERM

The term for service under this Rate Schedule shall be as set

forth in the executed Interruptible Storage Service Agreement.

6. AUTHORIZATION, RATES, TERMS AND CHANGES

6.1 The Interruptible Storage Service Agreement and the

respective obligations of the parties hereunder are subject to all

valid laws, orders, rules and regulations of duly constituted

authorities having jurisdiction, and are conditioned upon the

issuance, by FERC, and any state or local governmental agency

having jurisdiction, of requisite authorization for PPEC to

provide the storage service contemplated hereby and to construct

and operate the facilities necessary to provide such service and

for any connected pipeline to transport Gas to/from the Point(s)

of Receipt/Delivery necessary to effect the service provided for

herein.