Gulf South Pipeline Company L P

Sixth Revised Volume No. 1

Effective Date: 05/14/2010, Docket: RP10-601-000, Status: Effective

Second Revised Sheet No. 503 Second Revised Sheet No. 503

Superseding: First Revised Sheet No. 503

ISS RATE SCHEDULE

(Continued)

5. RATE

(a) The rate for service under this ISS Rate Schedule shall be a

negotiated rate as provided in the ISS Agreement between Customer

and Gulf South.

(b) Gulf South shall have the unilateral right to file with the

appropriate regulatory authority and make changes effective in

(i) the filed rates and charges applicable under this ISS Rate

Schedule, including both the level and design of such rates and

charges; and/or (ii) this ISS Rate Schedule and the General Terms

and Conditions. Customer shall have the right to protest or

contest the aforementioned filings.

allowance for each unit of injection and/or withdrawal.

6. OTHER PROVISIONS

Customer shall reimburse Gulf South for all fees required by FERC or

any governmental or regulatory body related to the specific service

provided under this ISS Rate Schedule and/or taxes on the delivery of

gas into Gulf South's facilities within ten (10) days after receipt of

Gulf South's invoice to Customer for payment. Such fees shall include,

but are not limited to, filing, reporting, and application fees.

Unless otherwise provided herein, nothing shall require Gulf South to

install equipment or facilities.

Either party may cancel their ISS service agreement as of the end of

the primary term by giving written notice to the other at least thirty

(30) days prior to the date on which cancellation is requested.

Termination of any service agreement under this ISS Rate Schedule shall

not relieve Gulf South and Customer of the obligation to correct volume

imbalances or pay monies due either party.