Northern Border Pipeline Company

First Revised Volume No. 1

Effective Date: 04/01/2004, Docket: RP04-205-000, Status: Effective

Original Sheet No. 194 Original Sheet No. 194 : Effective

RATE SCHEDULE TPB

THIRD PARTY BALANCING SERVICE

2. APPLICABILITY AND CHARACTER OF SERVICE (Continued)

2.2 Character of Service

2.21 Variable Load Points

Only one Variable Load Point shall be designated

under each Agreement for service hereunder.

Balancing Provider shall be responsible for

identifying the location of the Variable Load Point.

An OBA must be executed at the Variable Load Point.

2.22 Balanced Point

A Balanced Point shall be created under each

Agreement to facilitate this balancing service and

shall be located adjacent to the farthest downstream

milepost of any mutually agreed upon physical

interconnection(s) which includes the Variable Load

Point, as specified in Exhibit A(s) of the

Agreement.

2.23 Physical Interconnections Comprising Balanced Point

The Balancing Provider and Company shall mutually

agree to the physical interconnection(s) that will

satisfy the physical flow requirements of gas under

this Agreement. At least one of the physical

interconnection(s) shall have flow control

capability accessible to Company and shall be

designated by the Balancing Provider to take swing

quantities of gas in order that real time flow

adjustments can be made by Company to assure that

any daily operational imbalance at the Balanced

Point is maintained at or near zero.

The Variable Load Point, designated physical

interconnection(s) and the Balanced Point shall be

treated as a single location for nomination and

scheduling purposes.