Centerpoint Energy - Mississippi River

Third Revised Volume No. 1

Effective Date: 01/21/2008, Docket: RP08-135-000, Status: Effective

Seventh Revised Sheet No. 263 Seventh Revised Sheet No. 263 : Effective

Superseding: Sixth Revised Sheet No. 263

TRANSPORTATION SERVICE AGREEMENT

FOR RATE SCHEDULE [FTS, SCT, ITS]

(Continued)

For Notices to MRT: For Payments to MRT:

1600 S. Brentwood Blvd., Suite 590 P. O. Box 203293

St. Louis, MO 63144 Houston, TX 77216-3293

Facsimile: (314) 991-7600

MRT Nominations (other MRT Pipeline Operations:

than electronic): System Control Department

Client Services 1600 S. Brentwood Blvd., Suite 590

Facsimile:(318) 429-3298 St. Louis, MO 63144

Telephone: (314) 991-9900

___________________________ E-Mail: mrtconsole@centerpointenergy.com

For written agreements:

IN WITNESS WHEREOF, the parties have executed this Agreement as of the last date shown below.

CENTERPOINT ENERGY - MISSISSIPPI RIVER [NAME OF CUSTOMER]

TRANSMISSION CORPORATION

By:_________________________________ By:_________________________________

Name:_______________________________ Name:_______________________________

Title:______________________________ Title:______________________________

Date:____________________________ Date:____________________________

For electronic agreements:

Upon MRT's acceptance of this document (which shall constitute the parties' execution of such document), the

terms of the Agreement shall become effective.