Portland Natural Gas Transmission System

Second Revised Volume No. 1

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Effective Date: 09/01/2008, Docket: RP08-306-000, Status: Suspended

First Revised Sheet No. 306 First Revised Sheet No. 306 : Suspended

Superseding: Original Sheet No. 306

GENERAL TERMS AND CONDITIONS (Continued)

2.39 Seasonal or Seasonal Service: shall mean service provided

pursuant to Rate Schedule FT during the consecutive monthly period of November

1 through March 31 or any portion thereof.

2.40 Scheduled Quantity (or Quantities): shall mean the quantity of

Gas which is nominated Daily by Shipper for a specified Receipt or Delivery

Point in accordance with a Gas Transportation Contract and the General Terms

and Conditions of Transporter's Tariff; unless Transporter determines, in

accordance with Section 7.4 herein, that it is unable to satisfy any part of

Shipper's original Nomination. In the event of such a determination, the

Scheduled Quantity shall be the lesser of: (1) the quantity of Gas reported

in Transporter's response in accordance with Section 7.5(b) herein; or (2)

Shipper's revised Intra-day Nomination in accordance with Section 7.5(c)

herein.

2.41 Secondary Delivery Point(s): shall mean, with respect to any

Shipper, the Delivery Point(s) other than the Primary Delivery Point(s).

2.42 Secondary Receipt Point(s): shall mean, with respect to any

Shipper, the Receipt Point(s) other than the Primary Receipt Point(s).

2.43 Segment: shall mean any Receipt Point or Delivery Point or any

portion of the System between any such points.

2.44 Segmented Capacity: a portion of a Shipper's firm capacity used

for the purpose of receiving Gas at more than one Receipt Point and/or

delivering Gas at more than one Delivery Point.

2.45 Shipper: shall mean any entity seeking or subscribing to service

on the System pursuant to this Tariff.

2.46 Short Term: shall mean service provided pursuant to Rate Schedule

FT with a term of less than one year.

2.47 System: shall mean the pipeline and appurtenant facilities of

Transporter that are used in the transportation of Gas.

2.48 System Capacity: shall mean the capacity available for

transportation on any Segment of the System, as determined by Transporter, to

the best of its ability.

2.49 Tariff: shall mean Transporter's currently effective FERC Gas

Tariff.

2.50 Timely Nomination: shall mean a Nomination for service beginning

at the start of the next Day.