Northern Border Pipeline Company

First Revised Volume No. 1

Effective Date: 11/01/2003, Docket: RP03-629-000, Status: Effective

First Revised Sheet No. 429 First Revised Sheet No. 429 : Effective

Superseding: Original Sheet No. 429

NORTHERN BORDER PIPELINE COMPANY

SERVICE AGREEMENT

RATE SCHEDULE T-1B

Article 8 - Successors and Assigns (Continued)

pursuant to an assignment of obligations by such Shipper, and the

assumption thereof by the assignee, and the terms of such assignment and

assumption render the obligations being assigned and assumed no more

conditional and no less absolute than those at the time provided

therein; and (b) such release is not likely to have a substantial

adverse effect upon Company. Shipper shall, at Company's request,

execute such instruments and take such other action as may be desirable

to give effect to any such assignment of Company's rights under such

Shipper's Service Agreement or to give effect to the right of a Person

whom the Company has specified pursuant to Section 6 of the General

Terms and Conditions of Company's FERC Gas Tariff as the Person to whom

payment of amounts invoiced by Company shall be made; provided, however,

that: (a) Shipper shall not be required to execute any such instruments

or take any such other action the effect of which is to modify the

respective rights and obligations of either Shipper or Company under

this Service Agreement; and (b) Shipper shall be under no obligation at

any time to determine the status or amount of any payments which may be

due from Company to any Person whom the Company has specified pursuant

to said Section 6 as the Person to whom payment of amounts invoiced by

Company shall be made.

Article 9 - Loss of Governmental Authority, Gas Supply, Transportation

or Market

Without limiting its other responsibilities and obligations under this

Service Agreement, the Shipper acknowledges that it is responsible for

obtaining and assumes the risk of loss of the following: (1) gas removal

permits, (2) export and import licenses, (3) gas supply, (4) markets and

(5) transportation upstream and downstream of the Company's pipeline

system. Notwithstanding the loss of one of the items enumerated above,

Shipper shall continue to be liable for payment to the Company of the

transportation charges as provided for in this Service Agreement.