Tres Palacios Gas Storage LLC

Original Volume No. 1

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Effective Date: 08/01/2008, Docket: RP08-424-000, Status: Effective

Original Sheet No. 30 Original Sheet No. 30

FP RATE SCHEDULE

FIRM PARKING SERVICE

(Continued)

4. INVOICE

Each invoice for firm parking service shall reflect the

applicable charges set forth under Section 3 of this Rate Schedule

at rates and terms set forth in Customer's Firm Parking Service

Agreement.

5. TERM

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

forth in Customer's Firm Parking Service Agreement.

6. AUTHORIZATION, RATES, TERMS AND CHANGES

6.1 The Firm Parking 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 TRES PALACIOS

to provide the parking service contemplated hereby and to

construct and operate the Gas storage facilities necessary to

provide such parking service and for any connected pipeline to

transport Gas to/from the Point(s) of Receipt/Delivery necessary

to effect the parking service provided for herein.

6.2 TRES PALACIOS shall have the right to propose to FERC or

any other governing regulatory body such changes in its rates and

terms of service as it deems necessary, and the Firm Parking

Service Agreement shall be deemed to include any changes which are

made effective pursuant to order or regulation or provisions of

law, without prejudice to Customer's right to protest the same;

provided, however, that any market-based rates negotiated between

TRES PALACIOS and its Customer(s) shall remain in effect during

the term of the Firm Parking Service Agreement(s) specifying such

rates.

7. CURTAILMENT

If, due to an emergency situation or when unexpected capacity

loss occurs after scheduling, TRES PALACIOS' capability to receive

or deliver quantities is impaired so that TRES PALACIOS is unable

to receive or deliver the quantities provided for in its Storage

Service Agreements for Firm Storage Services with Customers, then

capacity, withdrawals, and/or injections will be allocated

according to the priority of service as set forth in Section 5 of

the General Terms and Conditions of this FERC Gas Tariff.