Questar Southern Trails Pipeline Company

Original Volume No. 1

Effective Date: 10/01/2009, Docket: RP09-1028-000, Status: Effective

First Revised Sheet No. 127 First Revised Sheet No. 127

Superseding: Original Sheet No. 127

QUESTLINE ACCESS AGREEMENT

THIS QUESTLINE ACCESS AGREEMENT (Agreement) is entered into the _____

day of , __ , by and between Questar Southern Trails Pipeline

Company (Southern Trails), a Utah corporation with offices at 180 East 100

South, Salt Lake City, Utah 84111, and

(Shipper) a _______________ ____________ with offices at

________________________________. Southern Trails and Shipper may be referred

to collectively as the Parties and singularly as a Party

THE PARTIES AGREE AS FOLLOWS:

1. Southern Trails has developed proprietary computer software

programs and their contents known as Questline (Questline) that facilitate

interactive electronic contracting, capacity release, capacity allocation,

nominations, confirmations, imbalance trading, billing, notifications, and

reporting on Southern Trails' natural gas transmission pipeline system

(Transmission System).

2. Shipper requests remote access to certain portions of Questline

and its contents in order to transact business on Southern Trails'

Transmission System. By accessing Questline, Shipper, including its employees

and agents, agrees to be bound by all of the terms and conditions of this

Agreement, including Southern Trails' Gas Tariff currently on file with the

Federal Regulatory Energy Commission (Tariff), which is deemed incorporated

into this Agreement by this reference. All access to and use of Questline and

its contents shall be governed by this Agreement, including Southern Trails'

Tariff.

3. Subject to compliance with the terms and conditions of this

Agreement, Southern Trails grants to Shipper, and Shipper accepts from

Southern Trails, a limited, non-exclusive, nontransferable license, during the

term of this Agreement, restricted to named users to access designated

portions of Questline and its contents solely for Shipper's own internal

transportation and storage business transactions on Southern Trails'

Transmission System. Southern Trails reserves the right to determine what

portion of Questline shall be made available to Shipper. Shipper's use of

Questline may be monitored and recorded. Unusual activity that may indicate a

compromised computer or account may result in immediate account termination

and further detailed investigation.

4. Shipper shall not sublicense, sell, transfer, publish, disclose,

display, or otherwise make available any part of Questline or its contents to

any third party. Shipper shall not reverse engineer, decompile, disassemble,

or otherwise attempt to discover the source code or make derivative works

arising out of, related to, or in connection with Questline.

5. Shipper shall not delete, remove, modify, or obscure any

Questline, and shall not allow any third party to take any such action.