Questar Overthrust Pipeline Company

Second Revised Volume No. 1-A

Effective Date: 10/01/2009, Docket: RP09-1029-000, Status: Effective

First Revised Sheet No. 97 First Revised Sheet No. 97

Superseding: Original Sheet No. 97

GENERAL TERMS AND CONDITIONS

17.5 Shipper shall pay Overthrust, at its general office, or at such

other address as Overthrust shall designate, the amount due for the preceding

month within ten days of the date of the bill rendered under this section.

Shipper must submit supporting documentation; Overthrust shall apply payment

per supporting documentation provided by the paying party; and if payment

differs from invoiced amount, remittance detail shall be provided with the

payment except when payment is made by electronic funds transfer (EFT), in

which case, the remittance detail is due within two business days of the

payment due date. Shipper must identify invoice number(s) on all payments.

17.6 Failure to Pay.

(a) If Shipper fails to make timely payment of any part of the

amount of any bill, the unpaid amount shall be deemed late, and Overthrust

shall charge interest from the date payment is due until the actual date of

receipt of payment. The interest shall be compounded quarterly until paid.

(b) Interest shall be calculated at the current rate prescribed

by 18 C.F.R. § 154.501(d).

next billing to Shipper, and Shipper will pay the amount due according to

this section. Overthrust will not bill for interest that totals less than

$5.00 for a Shipper's aggregate delinquent bill. Overthrust may waive the

interest on late payment made within five days of the due date. If an

uncontested bill remains unpaid for 30 days or more after payment is due,

Overthrust, in addition to any other remedy it may have, may, after giving

Shipper 15 days' written notice, suspend further receipt and delivery of gas

for Shipper until full payment for all service rendered to date plus interest

is made.

(d) Overthrust shall not curtail, or shall cease curtailing,

under this provision if Shipper cures any deficiency or provides any of the

following adequate assurances: (i) payment in advance for three (3) month's

service; (ii) a standby irrevocable letter of credit drawn upon a bank

acceptable to Overthrust; (iii) a security interest in collateral provided by

the Shipper found to be satisfactory to Overthrust; or (iv) guarantee by a

person or another entity which satisfies Overthrust's creditworthiness

requirements.

17.7 Overthrust will be entitled to recover any reasonable expenses,

costs or attorney's fees incurred to recover amounts owed for transportation

services rendered by Overthrust from a defaulting party.