Northern Border Pipeline Company

First Revised Volume No. 1

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

Third Revised Sheet No. 257A Third Revised Sheet No. 257A

Superseding: Substitute Second Revised Sheet No. 257A

GENERAL TERMS AND CONDITIONS

10. NOMINATIONS/CONFIRMATIONS/SCHEDULING/INTERRUPTION OF SERVICE

(Continued)

10.4 Capacity Allocation and Confirmation Process (Continued)

10.44 Confirmation Principles/Standards (Continued)

With respect to the above confirmation rules, if

there is no response to a Request for Confirmation

or an unsolicited Confirmation Response, Company

shall provide the Service Requester with the

following information to explain why the nomination

failed, as applicable:

(i) Company did not conduct the confirmation;

(ii) The upstream Confirming Party did not conduct

the confirmation;

(iii) The upstream Service Requester did not have

the gas or submit the nomination;

(iv) The downstream Confirming Party did not

conduct the confirmation;

(v) The downstream Service Requester did not have

the market or submit the nomination.

This information shall be imparted to the Service

Requester on the Scheduled Quantity document.

[1.3.22]

Ranking shall be included in the list of data

elements. Company shall use Service Requester

provided rankings when making reductions during the

scheduling process when this does not conflict with

tariff-based rules. [1.3.23]

The Explicit Confirmation process requires that the

Confirming Party respond to a Request for

Confirmation or initiate an unsolicited Confirmation

Response. Absent mutual agreement to the contrary,

Explicit Confirmation is the default methodology.

[1.3.40]