Northern Border Pipeline Company

First Revised Volume No. 1

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Effective Date: 03/22/2010, Docket: RP10-385-000, Status: Effective

Sixth Revised Sheet No. 473 Sixth Revised Sheet No. 473

Superseding: Fifth Revised Sheet No. 473

NORTHERN BORDER PIPELINE COMPANY

THIRD PARTY BALANCING SERVICE AGREEMENT

RATE SCHEDULE TPB

EXHIBIT A TO THIRD PARTY BALANCING SERVICE AGREEMENT

COMPANY - Northern Border Pipeline Company

COMPANY'S ADDRESS - Commercial Services

717 Texas Street

Houston, TX 77002-2761

BALANCING PROVIDER -

BALANCING PROVIDER'S ADDRESS -

Company DRN

Name of Balanced Point: ___________________________________ ___________

Company DRN

Name of Variable Load Point: ______________________________ ___________

Name of Physical Point(s)

Comprising Balanced Point: Flow Control Company DRN

__________________________________ Yes _____ No _____ ___________

__________________________________ _____ _____ ___________

__________________________________ _____ _____ ___________

Maximum Balancing Quantity: ________________________ Dth/day

Daily Rate: Maximum Rate _______/Dth

Discounted Rate _______/Dth

This Exhibit A is made and entered into as of _______________, 20_____.

NORTHERN BORDER PIPELINE COMPANY

By: TransCanada Northern Border Inc.,

its Operator

By: ___________________________

Title: ________________________

By: ___________________________

Title: ________________________

ATTEST: (NAME OF BALANCING PROVIDER)

___________________________ By: ___________________________

Title: ________________________