Trans-Union Interstate Pipeline, L.P.

Original Volume No. 1

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Effective Date: 02/07/2006, Docket: RP06-217-000, Status: Effective

Original Sheet No. 212 Original Sheet No. 212 : Effective

FORM OF SERVICE AGREEMENT

APPLICABLE TO CAPACITY RELEASE TRANSACTIONS

CONFIRMATION LETTER

6. Shipper's

Name:__________________________________________________________

7. Releasing Shipper's Firm Transportation Agreement

Number:________________

8. Commencement Date:____________ Termination

Date:____________________

9. Reservation Quantity:_____________ MMBtu/d

10. Receipt Point: Maximum Daily

From Texas Gas Transmission: Reservation Quantity

MMBtu

__________________________________

_____________________________________

Maximum Daily

From Regency Intrastate Gas LLC: Reservation Quantity

MMBtu

__________________________________

_____________________________________

11. Delivery Point: Maximum Daily

Reservation Quantity

MMBtu

__________________________________

_____________________________________

12. Reservation Rate $______________/MMBtu

Authorized Signature of Shipper:

__________________________________

Name:___________________________________

Title:__________________________________

Telephone: (___)_______________________

Facsimile: (___)_______________________