Gas Transmission Northwest Corp.

Third Revised Volume No. 1-A

 Contents / Previous / Next / Main Tariff Index

Effective Date: 10/06/2003, Docket: RP04- 23-000, Status: Effective

Original Sheet No. 165 Original Sheet No. 165 : Superseded

TRANSPORTATION GENERAL TERMS AND CONDITIONS

(Continued)

21. BALANCING (Continued)

(f) Imbalance Netting: A Shipper may net imbalances between its

service agreements, provided that GTN will be reimbursed

for any transportation and fuel necessary to effectuate such

netting. Resolution of imbalances by netting the Shipper's

service agreements shall be scheduled with GTN using the

nomination process.

(g) Imbalance Trading:

(1) A Shipper, or its agent, may trade imbalances with other

Shippers, their agents or other third-party firms that may

conduct imbalance trading for Shippers, provided that

GTN will be reimbursed for any transportation and

fuel necessary to effectuate such trading. Resolution of

imbalances by trading imbalances between Shippers shall be

scheduled with GTN using the nomination process.

(2) Any trading of imbalances must result in each Shipper's

imbalance decreasing.

(3) GTN shall process all imbalance trades at no

additional administrative charge.

(h) Posting Imbalance Trades:

(1) GTN shall provide free of charge an "Imbalance

Trading" location on its Internet website to allow posting

of imbalances to facilitate trading.

(2) GTN shall post a Shipper's imbalance if the Shipper

provides written authorization to GTN authorizing

it to post such imbalance information on the "Imbalance

Trading" section of its Internet website.

(Continued)