Questar Southern Trails Pipeline Company

Original Volume No. 1

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Effective Date: 01/23/2006, Docket: RP06-154-000, Status: Effective

First Revised Sheet No. 11 First Revised Sheet No. 11 : Effective

Superseding: Original Sheet No. 11




any other rate schedule (including service up to the total contracted RDC on

this rate schedule), (ii) is interruptible and (iii) is subject to the

authorized overrun charge.




3.1 Specified Charges. All charges for transportation service under

this rate schedule, except as provided for in the negotiated rate provision of

this rate schedule in § 3.4, shall be those listed in the currently effective

Statement of Rates, as adjusted from time to time. The charges shall include

the following:


(a) Reservation Charge. A monthly reservation charge shall be

assessed for each Dth of Shipper's RDC, subject to the following conditions:


(i)The reservation charge shall be stated in the

transportation service agreement and shall be no more than the maximum nor

less than the minimum rate specified in the Statement of Rates.


(ii) Shipper shall be obligated to pay the reservation

charge beginning on the first day of the term of service set forth in

Shipper's transportation service agreement.


(iii) In the event the effective date of any Rate Schedule

FT transportation service agreement occurs on any day other than the first day

of a month, or the termination of any Rate Schedule FT transportation service

agreement occurs on any day other than the last day of a month, then the RDC

used in the calculation of the reservation charge for such partial month shall

be adjusted based on the ratio of the number of days that transportation

service was in effect to the total number of days in such month.


(iv) Except in force majeure situations, as provided in §

3.1(v), Shipper's obligation to pay the reservation charge shall not be

terminated or reduced under any circumstance, except by a reduction in

Shipper's RDC agreed to by Southern Trails. Except as provided for elsewhere

in this tariff, if Shipper releases its capacity, Shipper will remain liable

for the full reservation charge. When a Shipper has released capacity,

Southern Trails will apply a conditional credit to the releasing