Northern Border Pipeline Company

First Revised Volume No. 1

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

Fourth Revised Sheet No. 248C Fourth Revised Sheet No. 248C

Superseding: Third Revised Sheet No. 248C

GENERAL TERMS AND CONDITIONS

10. NOMINATIONS/CONFIRMATIONS/SCHEDULING/INTERRUPTION OF SERVICE

(Continued)

10.1 Nomination (Continued)

10.17 Company Supported Nomination Classifications

(Continued)

The interconnected parties (Company and

Interconnected Party) shall agree on the hourly

flows of the intra-day nomination, if not

otherwise addressed in transporter's

(Company's) contract or tariff. [1.3.9]

When Company reports intra-day scheduled

quantities, "provide" shall mean, for

transmittals pursuant to Standards 1.4.X,

receipt at the designated site, and for the

purposes of other forms of transmittal, it

shall mean send or post. [1.3.2]

(c) Emergency Intra-day Requests

In addition to the grid-wide intra-day

nomination opportunities, Company shall accept,

process, and attempt to schedule emergency

intra-day requests on a best efforts basis.

To be classified as emergency intra-day

request, such requests must: 1) not impact grid

scheduled activity, 2) not result in a bumping

event, and 3) not require a formal confirmation

process with the interconnected systems.