Questar Pipeline Company

First Revised Volume No. 1

Effective Date: 01/01/2008, Docket: RP07-606-001, Status: Effective

First Revised Sheet No. 172A First Revised Sheet No. 172A : Pending

Superseding: Original Sheet No. 172A

PART 3

GENERNAL TERMS AND CONDITIONS

(Continued)

Questar's or Shipper's Annual Reimbursement Adjustment responsibility =

ARA * (AA/AB)

Where:

ARA = Annual Reimbursement Adjustment from § 16.4(c).

AA = The "A" amounts from § 16.3(a) for the 12 months ended April 30th

of each year.

AB = The "B" amounts from § 16.3(a) for the 12 months ended April 30th

of each year.

* = Multiplication operator

(ii) Posting. On the 9th business day of each July Questar

will post in the Customer Activities-Invoicing section of its internet web

site each Clay Basin shipper's ARA.

(iii) Transfer. When the ARA is positive, Questar shall

transfer the posted ARA into each Clay Basin shipper's storage account prior

to the last business day of the current July. When the ARA is negative, each

Clay Basin shipper shall transfer its posted ARA into Questar's Clay Basin

storage account prior to the last business day of the current July. If a

shipper's service terminates prior to the last business day of July, the

following rules will apply. If shipper is projected to owe an amount to

Questar at the time of contract termination, Questar will so advise shipper

and shipper will make a payment to Questar following the final determination.

Questar may retain, in kind, the amount projected to be owed by such shipper

or require security for amounts needed to compensate Questar for projected

amounts owed by such shipper. If at the time of such shipper's contract

termination, Questar is projected to owe an amount to shipper, Questar will so

advise shipper and make a payment to shipper following the final

determination. Questar Pipeline and Shipper may negotiate a settlement

payment by one party to the other in lieu of a transfer in kind.

16.4. Liquids Revenue and Conditioning.

(a) For each 12-month period ending April 30th (4 months ending

April 30th 2008) Questar will retain all revenue generated by the sale of Clay

Basin liquids products, net of marketing, handling, fractionation and other

costs incurred in the sale of liquids, up to the following amounts for the 12

months ending April 30 of the listed years: