Gas Transmission Northwest Corp.

Third Revised Volume No. 1-A

Effective Date: 08/01/2009, Docket: RP09-684-000, Status: Effective

Third Revised Sheet No. 186 Third Revised Sheet No. 186

Superseding: Second Revised Sheet No. 186

TRANSPORTATION GENERAL TERMS AND CONDITIONS

(Continued)

28. CAPACITY RELEASE (Continued)

28.6 Bidding for a Parcel (Continued)

(b) Submitting a Bid (Continued)

(8) An affirmative statement that Replacement Shipper agrees to

be bound by the terms and conditions of Rate Schedule FTS-1

and GTN's capacity release provisions in its tariff.

(9) Whether the bid is a contingent bid and the contingencies

which must be satisfied by the date specified by the

Releasing Shipper in its posting of the Parcel.

It is the Replacement Shipper's sole responsibility to confirm

the correctness of the submitted bid and to take any corrective

action necessary by resubmitting a bid when notified of an

invalid or incomplete bid by GTN. This must be done before the

close of the Bid Period.

(d) Withdrawn or Revision of Bids

A previously submitted bid may be withdrawn or revised and

resubmitted at any time prior to the close of the Bid Period

with no obligation on the Replacement Shipper's part. In

accordance with NAESB Standard 5.3.15, Version 1.8, bids cannot

be withdrawn after the bid period ends. Resubmitted bids must

be equal to or greater in value than the initial bids. Lower

valued bids will be invalid. In accordance with NAESB Standard

5.3.13, Version 1.8, bids should be binding until written or

electronic notice of withdrawal is received by the capacity

release service provider.

(Continued)