Columbia Gas Transmission LLC

Third Revised Volume No. 1

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Effective Date: 05/01/2010, Docket: RP10-577-000, Status: Pending

First Revised Sheet No. 505 First Revised Sheet No. 505

Superseding: Original Sheet No. 505

[For FTS, NTS, NTS-S and TPS Rate Schedules]

Appendix A to Service Agreement No. ____________

Under Rate Schedule ________

between Columbia Gas Transmission, LLC (Transporter)

and ________________________________________ (Shipper)

(Continued)

Service pursuant to this Appendix A, Revision No. _____ shall be effective from ______________, 20____ through _______________, 20_____.

___Yes ___ No (Check applicable blank) Shipper has a contractual right of first refusal equivalent to the right of first refusal set forth from time to time in

Section 4 of the General Terms and Conditions of Transporter's FERC Gas Tariff.

___ Yes ___ No (Check applicable blank) This Appendix A, Revision No. ____ shall cancel and supersede the previous Appendix A, Revision No.____ effective as of

______________, 20__, to the Service Agreement referenced above.

___ Yes ___ No (Check applicable blank) All gas shall be delivered at existing points of interconnection within the MDDO's, and/or ADQ's and/or DDQ's, as

applicable, set forth in Transporter's currently effective Rate Schedule ____ Appendix A with Shipper, which for such points set forth are incorporated herein by

reference.

___ Yes ___ No (Check applicable blank) This Service Agreement covers interim capacity sold pursuant to the provisions of General Terms and Conditions Section

4.2(j). Right of first refusal rights, if any, applicable to this interim capacity are limited as provided for in General Terms and Conditions Section 4.2(j).

____ Yes ___ No (Check applicable blank) This Service Agreement covers offsystem capacity sold pursuant to Section 48 of the General Terms and Conditions. Right of

first refusal rights, if any, applicable to this offsystem capacity are limited as provided for in General Terms and Conditions Section 48.

With the exception of this Appendix A, Revision No. ____, all other terms and conditions of said Service Agreement shall remain in full force and effect.

(SHIPPER) COLUMBIA GAS TRANSMISSION, LLC

By__________________________________ By______________________________________

Its_________________________________ Its_____________________________________

Date________________________________ Date____________________________________