Questar Pipeline Company

First Revised Volume No. 1

Effective Date: 06/20/2008, Docket: RP08-386-000, Status: Effective

Seventh Revised Sheet No. 91 Seventh Revised Sheet No. 91

Superseding: Sixth Revised Sheet No. 91

PART 1

GENERAL TERMS AND CONDITIONS

(Continued)

17.4 Filing Procedure. Filings by Questar to change the Annual Charge

Adjustment shall be made at least 30 days prior to the proposed effective

date, with this period inclusive of 30 days' notice, unless, for good cause

shown, lesser periods are allowed by valid Commission order. Any filing by

Questar pursuant to this section shall not become effective until the filing

has been approved by the Commission and Questar has made payment of the annual

charge.

17.5 Payment. Questar shall remit to the FERC, within 45 days of the

issuance of the bill by the Commission, payment of the annual charge assessed

Questar unless Questar has filed a petition under 18 C.F.R. § 382.105.

Payment must be made to the United States Treasury.

18. BILLING AND PAYMENT

18.1 Monthly Bill. On or before the 9th business day of each

month, Questar shall furnish to shipper a monthly statement of the total

payment due for all quantities of gas stored and/or transported during the

preceding month (including any other applicable charges). Unless otherwise

agreed, transportation invoices shall state the net billing rate, rather than

the maximum discount tariff rate and the discount amount. Questar shall

provide a schedule showing volume of gas (in Dth) received and delivered,

including FGRP quantities and any imbalance. Imbalance statements shall be

generated at the same time or prior to the generation of the transportation

invoice. Shipper's imbalance statement will be included in this billing.

Invoices shall be based on actuals (if available) or best available data.

Quantities at points where OBAs exist shall be invoiced based on scheduled

quantities.

18.2 Billing For Released Capacity.

(a) If capacity is released, the releasing shipper will be

billed the reservation charges associated with the entire amount of the

releasing shipper's RDC, NNT service level or storage capacity. A

conditional credit for