PetroLogistics Natural Gas Storage LLC

Original Volume No. 1

Effective Date: 06/03/2009, Docket: RP09-577-000, Status: Effective

Original Sheet No. 26 Original Sheet No. 26

further, that priority for each service shall be determined by the respective priority of that service as

set forth in Section 7 of the General Terms and Conditions of this FERC Gas Tariff.

3. RATES AND CHARGES

The charges to be paid by Shipper shall be mutually agreed to by PetroLogistics and Shipper. The rates

and charges paid by Shipper for ILS service under this Rate Schedule shall include the applicable loan

rate components set forth in the ILS Rate Schedule and as described below:

(a) Interruptible Loan Charge. A charge for each Dth of Shipper's Maximum Loan Quantity specified

in Exhibit B of Shipper's Hub Services Agreement.

(b) Interruptible Loan Injection Charge. A charge for each Dth of gas injected into PetroLogistics'

facilities pursuant to Section 2 of this Rate Schedule.

(d) Fuel Reimbursement. The amount of gas for fuel and losses determined in accordance with Section

14 of the General Terms and Conditions of this FERC Gas Tariff and set forth in Exhibit B of Shipper's

Hub Services Agreement.

(e) Regulatory Fees and Charges. Shipper shall reimburse PetroLogistics 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 the Hub Services Agreement.

(f) Taxes. Shipper shall reimburse PetroLogistics for all applicable taxes as may be assessed

PetroLogistics, as set forth in Exhibit B of the Hub Services Agreement.

(g) Electric Power Costs for Compression. Shipper shall reimburse PetroLogistics for its actual

pro rata cost (without markup) of electric power for compression based on Shipper's receipt

quantities.

4. INVOICE

The invoice for interruptible loan service shall reflect the applicable charges set forth

under Section 3 of this Rate Schedule at rates and terms set forth in Exhibit B of Shipper's Hub

Services Agreement.

5. TERM

The term for service under this Rate Schedule shall be as set forth in Exhibit B of the

Shipper's Hub Services Agreement.

6. AUTHORIZATION, RATES, TERMS AND CHANGES

6.1 The Hub Services Agreement and the respective obligations of the parties hereunder are

subject to all valid and applicable laws, orders, rules and regulations of duly constituted authorities

having jurisdiction, and are conditioned upon the issuance, by the FERC, and any state or local governmental

agency having jurisdiction, of requisite authorization for PetroLogistics to provide the loan service

contemplated hereby and to construct and operate the gas storage facilities necessary to provide such loan

service and for any connected pipeline to transport natural gas to/from the Point(s) of Receipt/Delivery

necessary to effect the loan service provided for herein.

6.2 PetroLogistics shall have the right to propose to the FERC or other governing regulatory body

such changes in its rates and terms of service as it deems necessary, and the Hub Services Agreement shall

be deemed to include any changes which are made effective pursuant to order or regulation or provisions

of law, without prejudice to Shipper's right to protest the same; provided, however, that any negotiated

rates between PetroLogistics and its