Northern Border Pipeline Company

First Revised Volume No. 1

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Effective Date: 08/08/2007, Docket: RP07-521-000, Status: Effective

Fourth Revised Sheet No. 466 Fourth Revised Sheet No. 466 : Effective

Superseding: Substitute Third Revised Sheet No. 466

NORTHERN BORDER PIPELINE COMPANY

PARK AND LOAN ("PAL")

AGREEMENT

Article 11 - Exhibit A of Agreement, Rate Schedules and General Terms

and Conditions

Buyer shall initiate a request for interruptible park and loan service

by executing and delivering to Company one or more Exhibit(s) A. Upon

execution by Company, Buyer's Exhibit(s) A shall be incorporated in and

made a part hereof.

Company's Rate Schedules and General Terms and Conditions, which are on

file with the Federal Energy Regulatory Commission and in effect, and

Exhibit(s) A hereto are all applicable to this Agreement and are hereby

incorporated in, and made a part of, this Agreement.

IN WITNESS WHEREOF, The parties hereto have caused this Agreement to be

duly executed as of the day and year first set forth above.

NORTHERN BORDER PIPELINE COMPANY

By: TransCanada Northern Border Inc.,

its Operator

By: ________________________________

Title: _____________________________

By: ________________________________

Title: _____________________________

ATTEST: (NAME OF BUYER)

____________________________ By: ________________________________

Title: _____________________________