Wyoming Interstate Company, Ltd.

Second Revised Volume No. 2

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Effective Date: 04/12/2010, Docket: RP10-491-000, Status: Effective

Fifth Revised Sheet No. 57F Fifth Revised Sheet No. 57F

Superseding: Fourth Revised Sheet No. 57F

GENERAL TERMS AND CONDITIONS

(Continued)

6. NOMINATIONS AND SCHEDULING PROCEDURES (Continued)

6.2 Confirmation and Scheduling Criteria

(e) Confirming Parties' nightly processing and routine

maintenance occurring outside of normal business hours are

apt to interrupt the normal schedule of confirmations/quick

response turnaround stated in GISB Standard 1.3.45. Such

delays should be kept to a minimum. The normal schedule

should be resumed at the earliest opportunity and no later

than the start of normal working hours the following day,

seven days per week. (GISB Standard 1.3.46)

(f) When Confirming Point(s) of Receipt and Point(s) of

Delivery, Transporter shall use the lesser of the Confirmed

Quantity and the Scheduled Quantity. Rankings provided in a

Shipper's Nominations shall be used to prioritize reductions

to requested quantities when such prioritization is not in

conflict with other provisions of this Tariff. (GISB

Standard 1.3.23)

(g) With respect to the Confirmation process for Daily

Nominations, at a Point of Receipt or Delivery, in the

absence of agreement to the contrary, the lesser of the

confirmation quantities should be the Confirmed Quantity. If

there is no response to a Request for Confirmation or an

unsolicited Confirmation Response, the lesser of the

Confirmation Quantity or the previous Scheduled Quantity

should be the new Confirmed Quantity.

(h) With respect to the Confirmation process for Intraday

Nominations, the following provisions apply:

(i) Requests for Increases. In the absence of agreement to

the contrary, the lesser of the Confirmation

Quantities should be the new Confirmed Quantity. If

there is no response to a Request for Confirmation or

an unsolicited Confirmation Response, the previously

Scheduled Quantity should be the new Confirmed

Quantity.

(ii) Requests for Decreases. In the absence of agreement to

the contrary, the lesser of the confirmation

quantities should be the new Confirmed Quantity, but

in any event no less than the

elapsed-prorated-scheduled quantity. If there is no

response to a Request for Confirmation or an

unsolicited Confirmation Response, the greater of the

Confirmation Quantity or the

elapsed-prorated-scheduled quantity should be the new

Confirmed Quantity.