Gulf South Pipeline Company L P

Sixth Revised Volume No. 1

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

Fourth Revised Sheet No. 4750 Fourth Revised Sheet No. 4750

Superseding: Substitute Third Revised Sheet No. 4750

[The following may be inserted in the header of each page of this Agreement, as well as any

information related to the identification of the Agreement necessary for administrative purposes:

Rate Schedule [NNS/FTS]

Rate Schedule Option: [SCO/SSO]

Agreement/Contract No. __________

Dated: ________________

In addition, a footer may be inserted on each page of this Agreement for administrative purposes.]

[Date]

[Contact Name]

[CustomerName]

[Address]

Re: Discounted Rate Letter Agreement to

[NNS/FTS] [insert "SCO" or "SSO," if applicable] Service Agreement No. ______

between

GULF SOUTH PIPELINE COMPANY, LP and

[CUSTOMERNAME]

dated __________[original service agreement date]

Dear ____________:

This Discounted Rate Letter Agreement ("Agreement") specifies additional terms and

conditions applicable to the referenced service agreement ("Contract") between Gulf South Pipeline

Company, LP ("Gulf South") and [CustomerName] ("Customer"). This Agreement is subject to all

applicable Federal Energy Regulatory Commission ("FERC") regulations. In the event the language

of this Agreement conflicts with the Contract, the language of this Agreement will control. In

the event the language of this Agreement conflicts with Gulf South's FERC Gas Tariff currently in

effect or any superseding tariff ("Tariff"), the language of the Tariff will control.

1. Gulf South shall provide primary firm service under the Agreement from Receipt

Point(s) to the Delivery Point(s) listed in the attached Exhibit A. The rates charged for this

service also shall be set forth in Exhibit A.

(a) The Maximum Daily Quantity(ies)("MDQ") for this Agreement shall be:

[Insert MDQ (which may include daily or seasonal MDQ(s), as permitted by Section 2 of

Rate Schedules FTS/NNS and Section 7.5(a) of the General Terms and Conditions of the

Tariff) and, as necessary, information related to capacity ramp-ups that is permitted by

Section 2(d) of Rate Schedule FTS. In lieu of inserting here, MDQ information may be

inserted on an exhibit.]

(b) In addition to the rate(s) set forth in Exhibit A, Gulf South shall charge and

Customer shall pay all other applicable charges Gulf South is authorized to charge

pursuant to its Tariff.

specified on Exhibit A for gathered SLNs. If a gathering rate is not specified for a

gathered SLN, the maximum gathering rate authorized pursuant to Gulf South's Tariff shall

apply.

(d) Customer shall also pay cash for fuel or provide through retainage the maximum

applicable fuel that Gulf South is authorized to charge/collect under its Tariff for the

volumes actually transported.

[(e) If a specific requirement as set forth in the Tariff is the basis of the discount,

then it will be inserted here, including the basis of any calculations contemplated by

the Tariff.]

2. The rates in Exhibit A are applicable only for transportation service utilizing the

Primary Point(s) specifically listed on Exhibit A, up to Customer's MDQ. The rates associated

with the Primary Point(s) listed in Exhibit B are applicable only if Customer elects to add such

Primary Point(s) to Exhibit A, pursuant to the requirements of the Tariff and prior to nomination.

The rates in Exhibit C are applicable only for transportation service utilizing the eligible

supplemental point(s) specifically listed on Exhibit C. If Customer utilizes any other receipt or

delivery point, then the applicable maximum rate(s), including all other applicable charges Gulf

South is authorized to charge pursuant to its Tariff, shall apply unless the parties amend

Exhibits A, B and/or C in writing, pursuant to the requirements of the Tariff and prior to

nomination, to include such transportation service.