Gas Transmission Northwest Corp.

Third Revised Volume No. 1-A

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

Original Sheet No. 62 Original Sheet No. 62 : Effective

RATE SCHEDULE ITS-1

INTERRUPTIBLE TRANSPORTATION SERVICE

(Continued)

3. RATES (Continued)

3.4 Shipper shall pay the Maximum Delivery Rate for service under

this rate schedule unless GTN offers to discount its rate

to Shipper under this rate schedule. If GTN elects to

discount its rate, GTN shall, up to forty-eight (48) hours

prior to such discount, by written notice, advise Shipper of the

effective date of such charge and the quantity of gas so

affected, provided, however, such discount shall not be anti-

competitive or unduly discriminatory between individual Shippers.

The rate for service under this rate schedule shall not be

discounted below the Minimum Delivery Rate. The Minimum Delivery

Rate shall be the Minimum Base Tariff Rate and applicable ACA

Surcharge.

3.5 Reserved

3.6 Backhauls or upstream deliveries shall be subject to the same

charges as forward haul or downstream transportation

arrangements except that no gas shall be retained by GTN,

for gas.

3.7 Negotiated Rates

Notwithstanding any provision of GTN's Tariff to the

contrary, GTN and Shipper may mutually agree in writing

to a Negotiated Rate (including a Negotiated Rate Formula) with

respect to the rates, rate components, charges, or credits that

are otherwise prescribed, required, established, or imposed by

this Rate Schedule or by any other applicable provision of GTN's

Tariff.

Such Negotiated Rate shall be set forth in Attachment B to the

Interruptible Transportation Service Agreement and GTN shall

make any filings with the Commission necessary to effectuate such

Negotiated Rate.

(Continued)