Gas Transmission Northwest Corp.

Third Revised Volume No. 1-A

Effective Date: 04/30/2010, Docket: RP10-550-000, Status: Effective

Second Revised Sheet No. 171 Second Revised Sheet No. 171

Superseding: First Revised Sheet No. 171

TRANSPORTATION GENERAL TERMS AND CONDITIONS

(Continued)

24. COMPLAINT PROCEDURES

24.1 Any Shipper or potential Shipper may register a complaint

regarding requested or provided transportation service. The

complaint may be communicated to GTN primarily by electronic mail

through GTN's Internet website and secondarily either orally,

and/or in writing. Oral complaints should be made to GTN's

Director, Commercial Services, telephone (832) 320-5257. Written

complaints should be sent via registered or certified mail,

facsimile (FAX No. (832) 320-6257), or hand delivered to:

Gas Transmission Northwest Corporation

717 Texas Street, Suite 2400

Houston, Texas 77002-2761

Attention: Director, Commercial Services

Oral, written and electronically submitted complaints must contain

the following minimum information:

- Shipper or potential Shipper's name, address, and FAX and

telephone numbers;

- Shipper or potential Shipper's contact representative;

- A clear, concise statement of the complaint.

Each complaint will be recorded in GTN's Transportation

Service Complaint Log maintained by GTN's Commercial

Services located in Houston, Texas.

Complaints will be logged by date and time received by GTN.

24.2 GTN will initially respond to each complaint within forty-

eight (48) hours after GTN receives it. GTN will

provide a written response to each complaint within thirty (30)

days after GTN receives it. GTN's written

response will be sent to Shipper or potential Shipper by

certified or registered mail. If the complaint was filed by

electronic mail, then GTN shall respond via electronic mail. A

copy of all complaints will be filed in the Transportation Service

Complaint Log.

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