High Island Offshore System, L.L.C.

Third Revised Volume No. 1

Effective Date: 10/01/2009, Docket: RP09-487-001, Status: Effective

Substitute First Revised Sheet No. 58 Substitute First Revised Sheet No. 58

Superseding: Original Sheet No. 58

FORM OF TRANSPORTATION AGREEMENT

(For Use Under Transporter's Rate Schedule IT)

(Continued)

ARTICLE II

2.1 Point(s) of Receipt. The Point(s) of Receipt shall be those identified on

Exhibits A and B hereto.

ARTICLE III

3.1 Point(s) of Delivery. The Point(s) of Delivery shall be those identified on

Exhibits A and B hereto.

ARTICLE IV

4.1 Rate Schedule and Charges. Each month, Shipper shall pay Transporter for the

service hereunder, an amount determined in accordance with Transporter's Rate

Schedule IT and the applicable provisions of the General Terms and Conditions of

Transporter's F.E.R.C. Gas Tariff, Third Revised Volume No. 1, as filed with the

F.E.R.C. Such rate schedule and General Terms and Conditions are incorporated

herein by reference and are made a part hereof. For all gas delivered to the

Point(s) of Receipt in Exhibits A and B hereto and redelivered to Point(s) of

Delivery in Exhibits A and B hereto, Shipper shall pay the effective rates and

charges under Rate Schedule IT, as the same may be amended or superseded in

accordance with applicable provisions of the Natural Gas Act and the rules and

regulations of the F.E.R.C. The rates and charges shall be billed and paid for

in accordance with the General Terms and Conditions applicable to Rate Schedule

IT.

4.2 Rate Adjustments. It is agreed that either Transporter or Shipper may seek

authorization from time to time from the F.E.R.C. for such rate adjustments as

may be found necessary to assure Transporter just and reasonable rates.